Is Frontier Psychiatry, PLLC active?

Yes — the South Dakota registry lists Frontier Psychiatry, PLLC as active, as of the 2026-06-17 source snapshot. The status is republished verbatim from the Secretary of State record.

Where is Frontier Psychiatry, PLLC registered?

Frontier Psychiatry, PLLC is registered in South Dakota under company number FL312151, first registered on October 23, 2025.

What type of company is Frontier Psychiatry, PLLC?

Frontier Psychiatry, PLLC is registered as an LLC with the South Dakota Secretary of State.

Where is Frontier Psychiatry, PLLC registered to do business?

Beyond its South Dakota registration, linked records — same legal name plus a shared officer, agent, address or home state — appear in 6 other state registers, including 1 foreign qualification in Alaska. Each is listed in the filings section above.

How many employees does Frontier Psychiatry, PLLC have?

Frontier Psychiatry, PLLC reports a workforce of 20 to 99 employees in its E-Verify enrollment with USCIS, hiring at 12 sites across 8 states (last updated 7 June 2026). Workforce size is self-reported by the employer at enrollment.

Does Frontier Psychiatry, PLLC have UCC liens?

No UCC financing statements name Frontier Psychiatry, PLLC as debtor in the indexed state registries.

In which states is Frontier Psychiatry, PLLC registered with the Secretary of State?

Frontier Psychiatry, PLLC appears in 7 state business registers: South Dakota, Alaska, Montana, Utah, Virginia, Washington, Wyoming. South Dakota is the home registration; the rest are foreign qualifications or linked filings, each listed in the filings section above.

Is Frontier Psychiatry, PLLC a federal contractor?

No federal contract awards or SAM.gov recipient records are matched to Frontier Psychiatry, PLLC in the indexed federal datasets.

Does Frontier Psychiatry, PLLC hold any licenses?

58 license and credential records are matched to Frontier Psychiatry, PLLC. Each license, its type and issuing authority is listed in the Licenses section above.

What public records are linked to Frontier Psychiatry, PLLC?

62 public records are linked to Frontier Psychiatry, PLLC: 1 in Filings, 58 in Licenses & authorities, 3 in E-Verify — matched across federal, state and municipal registers by its registered legal names.

Where does this data come from?

Every fact on this profile is republished from official public registers — Secretary of State filings, UCC indexes and federal datasets. Each section names its issuing register and the snapshot Netstate last retrieved (latest: 2026-06-17).

Frontier Psychiatry, PLLC — South Dakota LLC No. FL312151: Active, 1 filing

Frontier Psychiatry, PLLC is a South Dakota LLC, registered on October 23, 2025. It is based at 1601 Lewis, Suite 102, Billings, MT, 59102. The company is currently listed as active on the South Dakota register and is registered under company number FL312151. Its E-Verify enrollment reports a workforce of 20 to 99 employees, hiring at 12 sites across 8 states. Public records for the company include 1 SoS registration, 3 E-Verify records and 58 Medicare provider records. Every fact here is republished from an official public register and traces back to a primary source document.

Legal entity name	Frontier Psychiatry, PLLC
Principal address	1601 Lewis, Suite 102Billings59102MTUnited States
Registration state	South Dakota
Status	Active
Registered	23 October 2025 (10 months ago)
Entity type	LLC
Standing	compliant
Company number	FL312151
Workforce size	20 to 99 employees · updated 7 June 2026
Hiring sites	12 sites across 8 states
Registered agent	INCORP SERVICES, INC
Source registry	South Dakota Secretary of State · updated 15 June 2026

Public records	1 SoS registration

State	Business name	Filed	Registered agent	Officers	Status
South DakotaTHIS	Frontier Psychiatry, PLLC	2025-10-23	INCORP SERVICES, INC	—	Active
Filing ID FL312151 Jurisdiction Domestic · LLC Principal address 1601 Lewis, Suite 102, Billings, MT, 59102 Registered agent INCORP SERVICES, INC400 N MAIN AVE, STE 206, SIOUX FALLS, SD, 57104-5979 Officers Not reported
Alaska	Frontier Psychiatry LLC	2023-01-11	LEGALINC CORPORATE SERVICES INC.	Eric ArzubiMember, ManagerReza Hosseini GhomiMember, Manager	Active

Montana	Frontier Psychiatry, PLLC	2020-03-05	INCORP SERVICES, INC	Eric ArzubiManager	Active

Utah	Frontier Psychiatry, PLLC	2025-09-09	INCORP SERVICES, INC	Eric ArzubiOfficer	Active

Virginia	Frontier Psychiatry, LLC	2025-06-05	INCORP SERVICES INC	—	Active

Washington	FRONTIER PSYCHIATRY, LLC	2025-06-27	INCORP SERVICES, INC	ERIC ARZUBIDirector	Active

Wyoming	Frontier Psychiatry, LLC	2024-07-08	InCorp Services, Inc	—	Active

State

Business name

Filed

Registered agent

Officers

Status

South DakotaTHIS

Frontier Psychiatry, PLLC

2025-10-23

INCORP SERVICES, INC

—

Active

Filing ID

FL312151

Jurisdiction

Domestic · LLC

Principal address

1601 Lewis, Suite 102, Billings, MT, 59102

Registered agent

INCORP SERVICES, INC400 N MAIN AVE, STE 206, SIOUX FALLS, SD, 57104-5979

Officers

Not reported

Alaska

Frontier Psychiatry LLC

2023-01-11

LEGALINC CORPORATE SERVICES INC.

Eric ArzubiMember, ManagerReza Hosseini GhomiMember, Manager

Active

Montana

Frontier Psychiatry, PLLC

2020-03-05

INCORP SERVICES, INC

Eric ArzubiManager

Active

Utah

Frontier Psychiatry, PLLC

2025-09-09

INCORP SERVICES, INC

Eric ArzubiOfficer

Active

Virginia

Frontier Psychiatry, LLC

2025-06-05

INCORP SERVICES INC

—

Active

Washington

FRONTIER PSYCHIATRY, LLC

2025-06-27

INCORP SERVICES, INC

ERIC ARZUBIDirector

Active

Wyoming

Frontier Psychiatry, LLC

2024-07-08

InCorp Services, Inc

—

Active

State	License / ID	Type	Issued	Status
—	1508493156	Medicare / NPI provider	03/24/2020	Unknown
credential — deactivation date — entity type code 2 enumeration date 03/24/2020 first name — last name — last update date 03/29/2024 mailing address 1 1601 LEWIS AVE STE 102 mailing address 2 — mailing city BILLINGS mailing country US mailing postal code 591024182 mailing state MT middle name — npi 1508493156 organization name FRONTIER PSYCHIATRY, PLLC practice address 1 1601 LEWIS AVE STE 102 practice city BILLINGS practice postal code 591024182 practice state MT reactivation date — taxonomy code 1 2084P0800X Source: NPI registry · document npi/
Montana	1124760277	PHYSICIAN ASSISTANT	—	Unknown
address id MT591024126BI1601XAVEX301 address line 1 1601 LEWIS AVE address line 2 SUITE 102 address line 2 suppressed — city BILLINGS credential PA facility name FRONTIER PSYCHIATRY PLLC first name COLBY gender M graduation year 2022 group accepts assignment Y individual accepts assignment Y individual enrollment id I20250328000255 individual pac id 7214386614 last name BALLARD medical school OTHER middle name — npi 1124760277 num organization members 32 organization pac id 7315378874 primary specialty PHYSICIAN ASSISTANT secondary specialty 1 — secondary specialty 2 — secondary specialty 3 — secondary specialty 4 — secondary specialty all — state MT suffix — telehealth Y telephone number — zip code 591024126 Source: CMS medicare providers · document cms-medicare/
Montana	1033586730	PSYCHIATRY	—	Unknown
address id MT591024182BI1601XAVEX301 address line 1 1601 LEWIS AVE address line 2 SUITE 102 address line 2 suppressed — city BILLINGS credential MD facility name FRONTIER PSYCHIATRY PLLC first name JONATHAN gender M graduation year 2016 group accepts assignment Y individual accepts assignment Y individual enrollment id I20200625001607 individual pac id 3476850868 last name BRIGHAM medical school TEMPLE UNIVERSITY SCHOOL OF MEDICINE middle name PRINCE npi 1033586730 num organization members 32 organization pac id 7315378874 primary specialty PSYCHIATRY secondary specialty 1 — secondary specialty 2 — secondary specialty 3 — secondary specialty 4 — secondary specialty all — state MT suffix — telehealth Y telephone number 4062008471 zip code 591024182 Source: CMS medicare providers · document cms-medicare/
Montana	1033643713	NURSE PRACTITIONER	—	Unknown
address id MT591024182BI1601XAVEX301 address line 1 1601 LEWIS AVE address line 2 SUITE 102 address line 2 suppressed — city BILLINGS credential NP facility name FRONTIER PSYCHIATRY PLLC first name ASTA gender F graduation year 2021 group accepts assignment Y individual accepts assignment Y individual enrollment id I20211110002442 individual pac id 3476942541 last name REINDL medical school OTHER middle name — npi 1033643713 num organization members 32 organization pac id 7315378874 primary specialty NURSE PRACTITIONER secondary specialty 1 — secondary specialty 2 — secondary specialty 3 — secondary specialty 4 — secondary specialty all — state MT suffix — telehealth — telephone number 4062008471 zip code 591024182 Source: CMS medicare providers · document cms-medicare/
Montana	1063108231	PHYSICIAN ASSISTANT	—	Unknown
address id MT591024182BI1601XAVEX301 address line 1 1601 LEWIS AVE address line 2 SUITE 102 address line 2 suppressed — city BILLINGS credential PA facility name FRONTIER PSYCHIATRY PLLC first name JOSHUA gender M graduation year 2023 group accepts assignment Y individual accepts assignment Y individual enrollment id I20241126002556 individual pac id 5496111395 last name BALINT medical school OTHER middle name — npi 1063108231 num organization members 32 organization pac id 7315378874 primary specialty PHYSICIAN ASSISTANT secondary specialty 1 — secondary specialty 2 — secondary specialty 3 — secondary specialty 4 — secondary specialty all — state MT suffix — telehealth Y telephone number 4062008471 zip code 591024182 Source: CMS medicare providers · document cms-medicare/
Montana	1093098311	NURSE PRACTITIONER	—	Unknown
address id MT591024182BI1601XAVEX301 address line 1 1601 LEWIS AVE address line 2 SUITE 102 address line 2 suppressed — city BILLINGS credential NP facility name FRONTIER PSYCHIATRY PLLC first name SARAH gender F graduation year 2018 group accepts assignment Y individual accepts assignment Y individual enrollment id I20221229000404 individual pac id 4880064260 last name KERR medical school OTHER middle name — npi 1093098311 num organization members 32 organization pac id 7315378874 primary specialty NURSE PRACTITIONER secondary specialty 1 — secondary specialty 2 — secondary specialty 3 — secondary specialty 4 — secondary specialty all — state MT suffix — telehealth Y telephone number 4062008471 zip code 591024182 Source: CMS medicare providers · document cms-medicare/
Montana	1164734679	PSYCHIATRY	—	Unknown
address id MT591024182BI1601XAVEX301 address line 1 1601 LEWIS AVE address line 2 SUITE 102 address line 2 suppressed — city BILLINGS credential MD facility name FRONTIER PSYCHIATRY PLLC first name PRIYANKI gender F graduation year 2005 group accepts assignment Y individual accepts assignment Y individual enrollment id I20220712000845 individual pac id 3072851807 last name PAREEK medical school OTHER middle name GOPAL npi 1164734679 num organization members 32 organization pac id 7315378874 primary specialty PSYCHIATRY secondary specialty 1 — secondary specialty 2 — secondary specialty 3 — secondary specialty 4 — secondary specialty all — state MT suffix — telehealth Y telephone number 4062008471 zip code 591024182 Source: CMS medicare providers · document cms-medicare/
Montana	1174131304	MENTAL HEALTH COUNSELOR	—	Unknown
address id MT591024182BI1601XAVEX301 address line 1 1601 LEWIS AVE address line 2 SUITE 102 address line 2 suppressed — city BILLINGS credential — facility name FRONTIER PSYCHIATRY PLLC first name SHELBI gender F graduation year 2020 group accepts assignment Y individual accepts assignment Y individual enrollment id I20241120004203 individual pac id 6709311210 last name WOLFF medical school OTHER middle name NICOLE npi 1174131304 num organization members 32 organization pac id 7315378874 primary specialty MENTAL HEALTH COUNSELOR secondary specialty 1 — secondary specialty 2 — secondary specialty 3 — secondary specialty 4 — secondary specialty all — state MT suffix — telehealth Y telephone number 4062008471 zip code 591024182 Source: CMS medicare providers · document cms-medicare/
Montana	1184325524	NURSE PRACTITIONER	—	Unknown
address id MT591024182BI1601XAVEX301 address line 1 1601 LEWIS AVE address line 2 SUITE 102 address line 2 suppressed — city BILLINGS credential NP facility name FRONTIER PSYCHIATRY PLLC first name MICHAEL gender M graduation year 2022 group accepts assignment Y individual accepts assignment Y individual enrollment id I20230406001467 individual pac id 9234504135 last name FALLON medical school OTHER middle name S npi 1184325524 num organization members 32 organization pac id 7315378874 primary specialty NURSE PRACTITIONER secondary specialty 1 — secondary specialty 2 — secondary specialty 3 — secondary specialty 4 — secondary specialty all — state MT suffix — telehealth Y telephone number 4062008471 zip code 591024182 Source: CMS medicare providers · document cms-medicare/
Montana	1184325524	NURSE PRACTITIONER	—	Unknown
address id MT591024182Bi1601XAVEX301 address line 1 1601 LEWIS AVE address line 2 SUITE 102 address line 2 suppressed — city Billings credential NP facility name FRONTIER PSYCHIATRY PLLC first name MICHAEL gender M graduation year 2022 group accepts assignment Y individual accepts assignment Y individual enrollment id I20251001000271 individual pac id 9234504135 last name FALLON medical school OTHER middle name S npi 1184325524 num organization members 32 organization pac id 7315378874 primary specialty NURSE PRACTITIONER secondary specialty 1 — secondary specialty 2 — secondary specialty 3 — secondary specialty 4 — secondary specialty all — state MT suffix — telehealth Y telephone number — zip code 591024182 Source: CMS medicare providers · document cms-medicare/

State

License / ID

Type

Issued

Status

—

1508493156

Medicare / NPI provider

03/24/2020

Unknown

credential

—

deactivation date

—

entity type code

enumeration date

03/24/2020

first name

—

last name

—

last update date

03/29/2024

mailing address 1

1601 LEWIS AVE STE 102

mailing address 2

—

mailing city

BILLINGS

mailing country

mailing postal code

591024182

mailing state

middle name

—

npi

1508493156

organization name

FRONTIER PSYCHIATRY, PLLC

practice address 1

1601 LEWIS AVE STE 102

practice city

BILLINGS

practice postal code

591024182

practice state

reactivation date

—

taxonomy code 1

2084P0800X

Source: NPI registry · document npi/

Montana

1124760277

PHYSICIAN ASSISTANT

—

Unknown

address id

MT591024126BI1601XAVEX301

address line 1

1601 LEWIS AVE

address line 2

SUITE 102

address line 2 suppressed

—

city

BILLINGS

credential

facility name

FRONTIER PSYCHIATRY PLLC

first name

COLBY

gender

graduation year

2022

group accepts assignment

individual accepts assignment

individual enrollment id

I20250328000255

individual pac id

7214386614

last name

BALLARD

medical school

OTHER

middle name

—

npi

1124760277

num organization members

organization pac id

7315378874

primary specialty

PHYSICIAN ASSISTANT

secondary specialty 1

—

secondary specialty 2

—

secondary specialty 3

—

secondary specialty 4

—

secondary specialty all

—

state

suffix

—

telehealth

telephone number

—

zip code

591024126

Source: CMS medicare providers · document cms-medicare/

Montana

1033586730

PSYCHIATRY

—

Unknown

address id

MT591024182BI1601XAVEX301

address line 1

1601 LEWIS AVE

address line 2

SUITE 102

address line 2 suppressed

—

city

BILLINGS

credential

facility name

FRONTIER PSYCHIATRY PLLC

first name

JONATHAN

gender

graduation year

2016

group accepts assignment

individual accepts assignment

individual enrollment id

I20200625001607

individual pac id

3476850868

last name

BRIGHAM

medical school

TEMPLE UNIVERSITY SCHOOL OF MEDICINE

middle name

PRINCE

npi

1033586730

num organization members

organization pac id

7315378874

primary specialty

PSYCHIATRY

secondary specialty 1

—

secondary specialty 2

—

secondary specialty 3

—

secondary specialty 4

—

secondary specialty all

—

state

suffix

—

telehealth

telephone number

4062008471

zip code

591024182

Source: CMS medicare providers · document cms-medicare/

Montana

1033643713

NURSE PRACTITIONER

—

Unknown

address id

MT591024182BI1601XAVEX301

address line 1

1601 LEWIS AVE

address line 2

SUITE 102

address line 2 suppressed

—

city

BILLINGS

credential

facility name

FRONTIER PSYCHIATRY PLLC

first name

ASTA

gender

graduation year

2021

group accepts assignment

individual accepts assignment

individual enrollment id

I20211110002442

individual pac id

3476942541

last name

REINDL

medical school

OTHER

middle name

—

npi

1033643713

num organization members

organization pac id

7315378874

primary specialty

NURSE PRACTITIONER

secondary specialty 1

—

secondary specialty 2

—

secondary specialty 3

—

secondary specialty 4

—

secondary specialty all

—

state

suffix

—

telehealth

—

telephone number

4062008471

zip code

591024182

Source: CMS medicare providers · document cms-medicare/

Montana

1063108231

PHYSICIAN ASSISTANT

—

Unknown

address id

MT591024182BI1601XAVEX301

address line 1

1601 LEWIS AVE

address line 2

SUITE 102

address line 2 suppressed

—

city

BILLINGS

credential

facility name

FRONTIER PSYCHIATRY PLLC

first name

JOSHUA

gender

graduation year

2023

group accepts assignment

individual accepts assignment

individual enrollment id

I20241126002556

individual pac id

5496111395

last name

BALINT

medical school

OTHER

middle name

—

npi

1063108231

num organization members

organization pac id

7315378874

primary specialty

PHYSICIAN ASSISTANT

secondary specialty 1

—

secondary specialty 2

—

secondary specialty 3

—

secondary specialty 4

—

secondary specialty all

—

state

suffix

—

telehealth

telephone number

4062008471

zip code

591024182

Source: CMS medicare providers · document cms-medicare/

Montana

1093098311

NURSE PRACTITIONER

—

Unknown

address id

MT591024182BI1601XAVEX301

address line 1

1601 LEWIS AVE

address line 2

SUITE 102

address line 2 suppressed

—

city

BILLINGS

credential

facility name

FRONTIER PSYCHIATRY PLLC

first name

SARAH

gender

graduation year

2018

group accepts assignment

individual accepts assignment

individual enrollment id

I20221229000404

individual pac id

4880064260

last name

KERR

medical school

OTHER

middle name

—

npi

1093098311

num organization members

organization pac id

7315378874

primary specialty

NURSE PRACTITIONER

secondary specialty 1

—

secondary specialty 2

—

secondary specialty 3

—

secondary specialty 4

—

secondary specialty all

—

state

suffix

—

telehealth

telephone number

4062008471

zip code

591024182

Source: CMS medicare providers · document cms-medicare/

Montana

1164734679

PSYCHIATRY

—

Unknown

address id

MT591024182BI1601XAVEX301

address line 1

1601 LEWIS AVE

address line 2

SUITE 102

address line 2 suppressed

—

city

BILLINGS

credential

facility name

FRONTIER PSYCHIATRY PLLC

first name

PRIYANKI

gender

graduation year

2005

group accepts assignment

individual accepts assignment

individual enrollment id

I20220712000845

individual pac id

3072851807

last name

PAREEK

medical school

OTHER

middle name

GOPAL

npi

1164734679

num organization members

organization pac id

7315378874

primary specialty

PSYCHIATRY

secondary specialty 1

—

secondary specialty 2

—

secondary specialty 3

—

secondary specialty 4

—

secondary specialty all

—

state

suffix

—

telehealth

telephone number

4062008471

zip code

591024182

Source: CMS medicare providers · document cms-medicare/

Montana

1174131304

MENTAL HEALTH COUNSELOR

—

Unknown

address id

MT591024182BI1601XAVEX301

address line 1

1601 LEWIS AVE

address line 2

SUITE 102

address line 2 suppressed

—

city

BILLINGS

credential

—

facility name

FRONTIER PSYCHIATRY PLLC

first name

SHELBI

gender

graduation year

2020

group accepts assignment

individual accepts assignment

individual enrollment id

I20241120004203

individual pac id

6709311210

last name

WOLFF

medical school

OTHER

middle name

NICOLE

npi

1174131304

num organization members

organization pac id

7315378874

primary specialty

MENTAL HEALTH COUNSELOR

secondary specialty 1

—

secondary specialty 2

—

secondary specialty 3

—

secondary specialty 4

—

secondary specialty all

—

state

suffix

—

telehealth

telephone number

4062008471

zip code

591024182

Source: CMS medicare providers · document cms-medicare/

Montana

1184325524

NURSE PRACTITIONER

—

Unknown

address id

MT591024182BI1601XAVEX301

address line 1

1601 LEWIS AVE

address line 2

SUITE 102

address line 2 suppressed

—

city

BILLINGS

credential

facility name

FRONTIER PSYCHIATRY PLLC

first name

MICHAEL

gender

graduation year

2022

group accepts assignment

individual accepts assignment

individual enrollment id

I20230406001467

individual pac id

9234504135

last name

FALLON

medical school

OTHER

middle name

npi

1184325524

num organization members

organization pac id

7315378874

primary specialty

NURSE PRACTITIONER

secondary specialty 1

—

secondary specialty 2

—

secondary specialty 3

—

secondary specialty 4

—

secondary specialty all

—

state

suffix

—

telehealth

telephone number

4062008471

zip code

591024182

Source: CMS medicare providers · document cms-medicare/

Montana

1184325524

NURSE PRACTITIONER

—

Unknown

address id

MT591024182Bi1601XAVEX301

address line 1

1601 LEWIS AVE

address line 2

SUITE 102

address line 2 suppressed

—

city

Billings

credential

facility name

FRONTIER PSYCHIATRY PLLC

first name

MICHAEL

gender

graduation year

2022

group accepts assignment

individual accepts assignment

individual enrollment id

I20251001000271

individual pac id

9234504135

last name

FALLON

medical school

OTHER

middle name

npi

1184325524

num organization members

organization pac id

7315378874

primary specialty

NURSE PRACTITIONER

secondary specialty 1

—

secondary specialty 2

—

secondary specialty 3

—

secondary specialty 4

—

secondary specialty all

—

state

suffix

—

telehealth

telephone number

—

zip code

591024182

Source: CMS medicare providers · document cms-medicare/

Frontier Psychiatry, PLLC

Contacts

Financials

Industry

Secretary of State Filings

Connections

Liens

Permits

Licenses & authorities

Loans

H-1B

E-Verify

Copyrights

FEC

Customs

401(k)

SEC

Court cases

Frequently asked questions

Nearby in the South Dakota register

State	Workforce	Hiring sites	Enrolled	Industry	Status
8 states	20 to 99	12	11/25/2025	HEALTH CARE AND SOCIAL ASSISTANCE (62)	Open

Montana	20 to 99	1	2/14/2024	HEALTH CARE AND SOCIAL ASSISTANCE (62)	Open

Montana	20 to 99	1	3/1/2022	HEALTH CARE AND SOCIAL ASSISTANCE (62)	Open