| DR. RICHARD IAN CRAWFORD INC. | — | BC0663052 | 2003-01-30 | Active | — |
| DR. RICHARD J. BAXTER INC. | — | BC0357321 | 1988-12-30 | Inactive | — |
| DR. RICHARD J. CLOUTIER INC. | — | BC0464644 | 1994-02-09 | Active | — |
| DR. RICHARD J. LEWIS INC. | — | BC0158503 | 1977-02-28 | Active | — |
| DR. RICHARD K. CHAN M.D., INC. | — | BC0702410 | 2004-08-20 | Active | — |
| DR. RICHARD K. ELDER CHIROPRACTIC CORPORATION | — | BC0464622 | 1994-02-09 | Inactive | — |
| DR. RICHARD K.C. LEUNG INC. | — | BC0732201 | 2005-08-11 | Active | — |
| DR. RICHARD KJAER CHIROPRACTIC INC. | — | BC0421025 | 1992-02-24 | Inactive | — |
| DR. RICHARD KRETSCHMANN INC. | — | BC0858074 | 2009-07-31 | Inactive | — |
| DR. RICHARD KW YU PROFESSIONAL CORPORATION | — | BC0868988 | 2009-12-16 | Active | — |
| DR. RICHARD L. KOFSKY INC. | — | BC0155416 | 1976-12-02 | Inactive | — |
| DR. RICHARD LAM INC. | — | BC0947552 | 2012-08-09 | Active | — |
| DR. RICHARD LEE INC. | — | BC0433211 | 1992-09-30 | Active | — |
| DR. RICHARD LESTER INC. | — | BC1123748 | 2017-06-20 | Active | — |
| DR. RICHARD LOW INC. | — | BC1540580 | 2025-05-21 | Active | — |
| DR. RICHARD M. HABER INC. | — | BC0655786 | 2002-10-03 | Inactive | — |
| DR. RICHARD M. WELSH, INC. | — | BC0426448 | 1992-05-28 | Active | — |
| DR. RICHARD MAGEE INC. | — | BC0602376 | 2000-03-01 | Active | — |
| DR. RICHARD MATHEW MEDICAL SERVICES INC. | — | BC1190034 | 2018-12-13 | Active | — |
| DR. RICHARD MAYER CHIROPRACTIC CORPORATION | — | BC0379287 | 1989-12-29 | Inactive | — |
| DR. RICHARD MIGICOVSKY INC. | — | BC0436604 | 1992-11-30 | Inactive | — |
| DR. RICHARD N. OGO CORPORATION | — | BC1380658 | 2022-09-29 | Active | — |
| DR. RICHARD NADEAU PROFESSIONAL CORPORATION | — | BC1140387 | 2017-11-07 | Inactive | — |
| DR. RICHARD NADEAU PROFESSIONAL CORPORATION | — | BC1509263 | 2024-11-01 | Active | — |
| DR. RICHARD O'HALLORAN INC. | — | BC0497137 | 1995-05-25 | Inactive | — |
| DR. RICHARD O. HARGREAVES CHIROPRACTIC CORPORATION | — | BC0399012 | 1990-12-28 | Inactive | — |
| DR. RICHARD OGBIMI MEDICAL CORP. | — | BC1582177 | 2026-03-17 | Active | — |
| DR. RICHARD OLTHUIS M.D. INC. | — | BC0448637 | 1993-06-09 | Inactive | — |
| DR. RICHARD P. HELMER INC. | — | BC0411112 | 1991-08-20 | Inactive | — |
| DR. RICHARD PICO INC. | — | BC0818430 | 2008-03-04 | Inactive | — |
| DR. RICHARD PISTONE PODIATRIC CORPORATION | — | BC0436397 | 1992-11-26 | Inactive | — |
| DR. RICHARD R. BUSSE INC. | — | BC0463451 | 1994-01-27 | Active | — |
| DR. RICHARD R. CRONK D.C. CHIROPRACTIC CORP. | — | BC0438700 | 1993-01-06 | Active | — |
| DR. RICHARD R. LEE PROFESSIONAL CORPORATION | — | BC1268898 | 2020-10-06 | Active | — |
| DR. RICHARD R. VAN DER ROSS, MB CHB, CCFP INC. | — | BC1107066 | 2017-02-11 | Active | — |
| DR. RICHARD RAYMOND INC. | — | BC0452225 | 1993-08-05 | Active | — |
| DR. RICHARD ROSIN ULC | — | BC0989374 | 2013-12-23 | Active | — |
| DR. RICHARD S. BELL INC. | — | BC0555973 | 1997-12-15 | Inactive | — |
| DR. RICHARD S. KRENN INC. | — | BC0302471 | 1985-12-31 | Inactive | — |
| DR. RICHARD S. WILCZEK INC. | — | BC0376606 | 1989-11-21 | Inactive | — |
| DR. RICHARD S.P. OOSTHUIZEN INC. | — | BC1038623 | 2015-06-03 | Active | — |
| DR. RICHARD SCHREIBER INC. | — | BC0887209 | 2010-07-30 | Active | — |
| DR. RICHARD SCHWARZ INC. | — | BC0773587 | 2006-11-02 | Active | — |
| DR. RICHARD SEBBA INC. | — | BC0398303 | 1990-12-17 | Active | — |
| DR. RICHARD STERN INC. | — | BC0504983 | 1995-09-26 | Inactive | — |
| DR. RICHARD SUEN INC. | — | BC0436826 | 1992-12-02 | Inactive | — |
| DR. RICHARD SZTRAMKO INC. | — | BC0947674 | 2012-08-10 | Inactive | — |
| DR. RICHARD SZTRAMKO MEDICAL PROFESSIONAL CORPORATION | — | BC1432217 | 2023-08-08 | Active | — |
| DR. RICHARD T. ENGMAN AND DR. DEBRA D. WIENS INC. | — | BC0561685 | 1998-03-24 | Inactive | — |
| DR. RICHARD TAGGESELL INC. | — | C0577209 | 1998-12-23 | Inactive | — |
| DR. RICHARD TATHAM M.B.B.S., INC. | — | BC0756195 | 2006-04-28 | Active | — |
| DR. RICHARD TOWNLEY INC. | — | BC0778409 | 2006-12-27 | Active | — |
| DR. RICHARD TSOW DENTAL CORP. | — | BC1532633 | 2025-03-24 | Active | — |
| DR. RICHARD VAN GEND INC. | — | BC0955446 | 2012-11-19 | Active | — |
| DR. RICHARD W. CHAMBERS INC. | — | BC0507839 | 1995-11-06 | Inactive | — |
| DR. RICHARD W. JACKSON, INC. | — | BC0533839 | 1996-12-30 | Inactive | — |
| DR. RICHARD W. KENDALL FRCSC INC. | — | BC0492628 | 1995-03-10 | Active | — |
| DR. RICHARD W. RYCRAFT INC. | — | BC0563809 | 1998-04-29 | Inactive | — |
| DR. RICHARD W.H. WANG, OPTOMETRIC CORPORATION | — | BC0787121 | 2007-03-30 | Active | — |
| DR. RICHARD WAIZ, INC. | — | BC0557298 | 1998-01-09 | Active | — |
| DR. RICHARD WANG, OPTOMETRIC CORPORATION | — | BC0540008 | 1997-04-03 | Active | — |
| DR. RICHARD WONG PROFESSIONAL MEDICAL CORPORATION | — | BC1511974 | 2024-11-15 | Active | — |
| DR. RICHARD YENSON INC. | — | BC0216951 | 1980-09-26 | Inactive | — |
| DR. RICHARD YU INC. | — | BC0867492 | 2009-11-30 | Active | — |
| DR. RICHELLE CHIN INC. | — | BC1205007 | 2019-04-16 | Active | — |
| DR. RICHIE-ANN RODRIGUEZ, INC. | — | BC0930410 | 2012-01-18 | Active | — |
| DR. RICK GORE-HICKMAN MEDICAL PROF. CORP. | — | A0055249 | 2001-08-28 | Inactive | — |
| DR. RICK ODEGAARD INC. | — | BC0539980 | 1997-04-03 | Inactive | — |
| DR. RICK WONG OPTOMETRY CLINIC | — | FM0300456 | 2001-04-26 | Active | — |
| DR. RICK WONG OPTOMETRY CLINIC | — | FM0297929 | 2001-03-21 | Inactive | — |
| DR. RICK WONG, OPTOMETRIC CORPORATION | — | BC0619965 | 2000-12-28 | Active | — |
| DR. RICKARD POTTER-COGAN MEDICAL SERVICES INC. | — | BC0437187 | 1992-12-10 | Active | — |
| DR. RIDA PIRZADA PROFESSIONAL CORPORATION | — | BC1591614 | 2026-05-21 | Active | — |
| DR. RIDA WANG, ND, RAC INC. | — | BC1031438 | 2015-03-25 | Active | — |
| DR. RIDDHI NAIK DENTIST INC. | — | BC1499160 | 2024-08-28 | Active | — |
| DR. RIGLER CHIROPRACTIC CORPORATION | — | BC0467724 | 1994-03-01 | Inactive | — |
| DR. RIGO DE SOUZA & DR. SHIVJI DENTAL INC. | — | BC1182090 | 2018-10-05 | Active | — |
| DR. RIHAB ELZEIN MEDICAL CORPORATION | — | BC1372405 | 2022-07-22 | Active | — |
| DR. RIKASH JOKHAN MEDICAL CORP. | — | BC1429895 | 2023-07-25 | Active | — |
| DR. RIKO RICKETTS INC. | — | BC0429826 | 1992-07-29 | Inactive | — |
| DR. RILEY ANDERSON, ND | — | FM0795272 | 2019-12-30 | Active | — |
| DR. RILEY B. HALL MEDICAL SERVICES INC. | — | BC1431305 | 2023-08-02 | Active | — |
| DR. RILEY DAVIDSON INC. | — | BC1469496 | 2024-03-07 | Active | — |
| DR. RILEY JAY GOLBY INCORPORATED | — | BC1436781 | 2023-09-01 | Active | — |
| DR. RILEY MARTIN AND DR. EMILY STEVENSON INC. | — | BC1012569 | 2014-09-03 | Active | — |
| DR. RILEY SENFT INC. | — | BC0994864 | 2014-02-25 | Active | — |
| DR. RINA PUREWAL (2009) INC. | — | BC0852566 | 2009-05-25 | Inactive | — |
| DR. RINA PUREWAL (2010) INC. | — | BC0875941 | 2010-03-12 | Inactive | — |
| DR. RINA PUREWAL INC. | — | BC0726231 | 2005-06-02 | Active | — |
| DR. RINA R. PUREWAL INC. | — | BC0844469 | 2009-01-28 | Inactive | — |
| DR. RINA RANDEEP PUREWAL INC. | — | BC0846382 | 2009-02-24 | Inactive | — |
| DR. RINKY WADHWA, OPTOMETRIC CORPORATION | — | BC1265913 | 2020-09-16 | Active | — |
| DR. RISHI HARRY INC. | — | BC1387271 | 2022-11-17 | Active | — |
| DR. RISHI K. BHALLA, INC. | — | BC1260311 | 2020-08-06 | Active | — |
| DR. RISHI KAPUR INC. | — | BC0981561 | 2013-09-27 | Inactive | — |
| DR. RISHI VERMA INC. | — | BC0908448 | 2011-04-18 | Active | — |
| DR. RITA H.W. LUNG INC. | — | BC1105076 | 2017-01-25 | Active | — |
| DR. RITA J. BLOM INC. | — | BC0401311 | 1991-02-19 | Active | — |
| DR. RITA LAU DENTAL CORPORATION | — | BC1365319 | 2022-05-31 | Active | — |
| DR. RITA WITTMANN INC. | — | BC0606366 | 2000-05-04 | Active | — |
| DR. RITCHIE MAH, INC. | — | BC0509581 | 1995-12-07 | Active | — |
| DR. RITIKA SHARMA INC. | — | BC1343261 | 2022-01-18 | Active | — |
| DR. RITIKA SHARMA INC. | — | BC1334591 | 2021-11-23 | Inactive | — |
| DR. RITU GUPTA INC. | — | BC1206350 | 2019-04-25 | Active | — |
| DR. RITUANJALI KUMAR DENTAL CORPORATION | — | BC1299062 | 2021-04-09 | Active | — |
| DR. ROB A. RAINBOW INC. | — | BC0435637 | 1992-11-12 | Inactive | — |
| DR. ROB B. STRASDIN INC. | — | BC0517173 | 1996-04-12 | Inactive | — |
| DR. ROB GRANGER INC. | — | BC0583730 | 1999-04-19 | Active | — |
| DR. ROB ROY, INC. | — | BC1058784 | 2015-12-17 | Active | — |
| DR. ROBBIN SHAMENSKI, OPTOMETRIC CORPORATION | — | BC0984593 | 2013-11-01 | Inactive | — |
| DR. ROBERT A. BURNS, INC. | — | BC0296094 | 1985-08-01 | Inactive | — |
| DR. ROBERT A. HYND INC. | — | BC1130610 | 2017-08-17 | Active | — |
| DR. ROBERT A. KOOPMANS INC. | — | BC0541739 | 1997-04-28 | Active | — |
| DR. ROBERT A. PETRETTA INC. | — | BC1141168 | 2017-11-14 | Active | — |
| DR. ROBERT A. REIMER, INC. | — | BC0373250 | 1989-09-26 | Inactive | — |
| DR. ROBERT A. SMITH DENTAL CORP. | — | C1235329 | 2019-12-27 | Active | — |
| DR. ROBERT A. SOMERVILLE, OPTOMETRIC CORPORATION | — | BC0407952 | 1991-06-18 | Inactive | — |
| DR. ROBERT ABBEY INC. | — | BC0440525 | 1993-02-05 | Inactive | — |
| DR. ROBERT ABBEY INC. | — | BC0420949 | 1992-02-21 | Inactive | — |
| DR. ROBERT ABERCROMBY INC. | — | BC0466243 | 1994-02-18 | Inactive | — |
| DR. ROBERT ANDERSON ORTHOPAEDICS INC. | — | BC0564933 | 1998-05-20 | Active | — |
| DR. ROBERT ANTHONY INC. | — | BC0981086 | 2013-09-23 | Inactive | — |
| DR. ROBERT ARMSTRONG INC. | — | BC0560204 | 1998-02-24 | Active | — |
| DR. ROBERT B. ANDERSON INC. | — | BC0561802 | 1998-03-25 | Active | — |
| DR. ROBERT B. JOHNSTON INC. | — | BC0452886 | 1993-08-16 | Inactive | — |
| DR. ROBERT B. SMILLIE M.D. INC. | — | BC0398970 | 1990-12-28 | Inactive | — |
| DR. ROBERT BAILEY MEDICAL CORPORATION | — | BC1417955 | 2023-05-24 | Active | — |
| DR. ROBERT BAIRD INC. | — | BC1279973 | 2020-12-17 | Active | — |
| DR. ROBERT BORLAND INC. | — | BC0883007 | 2010-06-08 | Active | — |
| DR. ROBERT BRANDT INC. | — | BC0822352 | 2008-04-16 | Inactive | — |
| DR. ROBERT BRANDT INC. | — | BC1373654 | 2022-08-02 | Active | — |
| DR. ROBERT BRUCE CHEYNE AND DR. LINDSAY COHEN INC. | — | BC1044977 | 2015-08-06 | Active | — |
| DR. ROBERT C. FOLLOWS INC. | — | BC0304561 | 1986-02-13 | Inactive | — |
| DR. ROBERT C. MACK INC. | — | BC0475094 | 1994-06-17 | Inactive | — |
| DR. ROBERT C. MALCOLM INC. | — | BC0512003 | 1996-01-18 | Inactive | — |
| DR. ROBERT C. SAUNDERS INC. | — | BC0538668 | 1997-03-14 | Active | — |
| DR. ROBERT C. WAGEMAN, INC. | — | BC0398326 | 1990-12-17 | Active | — |
| DR. ROBERT CARRUTHERS INC. | — | BC0579045 | 1999-01-27 | Active | — |
| DR. ROBERT CHARLES MCDERMID, PROFESSIONAL CORPORATION | — | C1020365 | 2014-11-28 | Active | — |
| DR. ROBERT CHEN INC. | — | BC0465972 | 1994-02-17 | Inactive | — |
| DR. ROBERT CLEMENTS INC. | — | BC1007122 | 2014-07-03 | Active | — |
| DR. ROBERT COLISTRO INC. | — | BC0764249 | 2006-07-24 | Inactive | — |
| DR. ROBERT COLISTRO INC. | — | BC1423628 | 2023-07-01 | Active | — |
| DR. ROBERT CREIGHTON LACROIX INC. | — | BC1091931 | 2016-10-04 | Active | — |
| DR. ROBERT D. CHEYNE, INC. | — | BC0379156 | 1989-12-28 | Inactive | — |
| DR. ROBERT D. CHEYNE, INC. | — | BC1509160 | 2024-11-01 | Active | — |
| DR. ROBERT D. COLES INC. | — | BC0333592 | 1987-09-22 | Active | — |
| DR. ROBERT DALE INC. | — | BC1196231 | 2019-02-01 | Active | — |
| DR. ROBERT E. ANDERSON CHIROPRACTIC INC. | — | BC0542826 | 1997-05-13 | Active | — |
| DR. ROBERT E. MACKENZIE INC. | — | BC0738793 | 2005-10-27 | Active | — |
| DR. ROBERT E. RIDEOUT INC. | — | BC1064541 | 2016-02-12 | Active | — |
| DR. ROBERT E.L. GOOCH, INC. | — | BC1098172 | 2016-11-28 | Active | — |
| DR. ROBERT EDMONDS MD INC. | — | BC1020980 | 2014-12-04 | Active | — |
| DR. ROBERT EDMUND ANDERSON CHIROPRACTIC | — | FM0172897 | 1995-01-09 | Active | — |
| DR. ROBERT ENNS INC. | — | BC0598157 | 1999-12-22 | Active | — |
| DR. ROBERT EVERETT INC. | — | BC0711280 | 2004-12-15 | Active | — |
| DR. ROBERT F. MCGINN INC. | — | BC0137814 | 1975-05-23 | Inactive | — |
| DR. ROBERT F. MCGINN INC. | — | BC0740202 | 2005-11-10 | Inactive | — |
| DR. ROBERT FARMER INC. | — | BC1224219 | 2019-09-23 | Active | — |
| DR. ROBERT FORSYTH INC. | — | BC0686846 | 2004-02-06 | Inactive | — |
| DR. ROBERT G. FROH INC. | — | BC0531737 | 1996-11-26 | Inactive | — |
| DR. ROBERT G. FROH INC. | — | BC1059660 | 2016-01-02 | Active | — |
| DR. ROBERT G. LEY INC. | — | BC0345756 | 1988-05-24 | Active | — |
| DR. ROBERT G. MACDONALD INC. | — | BC0567834 | 1998-07-08 | Active | — |
| DR. ROBERT G. NIELSEN CHIROPRACTIC CORPORATION | — | BC0501958 | 1995-08-03 | Active | — |
| DR. ROBERT G. STASCHUK INC. | — | BC0384674 | 1990-03-28 | Inactive | — |
| DR. ROBERT G. THOMPSON DENTAL CORPORATION | — | C1075801 | 2016-05-16 | Inactive | — |
| DR. ROBERT GARDINER INC. | — | BC0903062 | 2011-02-16 | Inactive | — |
| DR. ROBERT GARDINER INC. | — | BC0964057 | 2013-03-04 | Active | — |
| DR. ROBERT GAULTOIS INC. | — | BC0454100 | 1993-09-08 | Inactive | — |
| DR. ROBERT GEORGE INC. | — | BC0431331 | 1992-08-27 | Inactive | — |
| DR. ROBERT GERMAIN INC. | — | BC0529155 | 1996-10-15 | Active | — |
| DR. ROBERT GIZICKI INC. | — | C1138310 | 2017-10-20 | Active | — |
| DR. ROBERT GOULD INC. | — | BC1549900 | 2025-07-25 | Active | — |
| DR. ROBERT GRIFFIN INC. | — | BC0495623 | 1995-05-01 | Inactive | — |
| DR. ROBERT GULLY INC. | — | BC0493074 | 1995-03-17 | Inactive | — |
| DR. ROBERT H. CLYDE DENTIST INC. | — | C1436562 | 2023-08-31 | Active | — |
| DR. ROBERT H. HAWKINS INC. | — | BC0514283 | 1996-02-23 | Inactive | — |
| DR. ROBERT H. HUBER INC. | — | BC0836163 | 2008-09-30 | Inactive | — |
| DR. ROBERT HATHEWAY DENTAL CORPORATION | — | BC1162199 | 2018-04-30 | Active | — |
| DR. ROBERT HILL INC. | — | BC0362522 | 1989-03-29 | Inactive | — |
| DR. ROBERT HOGARTH INC. | — | BC1372369 | 2022-07-21 | Active | — |
| DR. ROBERT J. ALLAWAY OPTOMETRIC CORPORATION | — | BC0556409 | 1997-12-23 | Active | — |
| DR. ROBERT J. BALDELLI INC. | — | BC0581500 | 1999-03-12 | Active | — |
| DR. ROBERT J. CLARKE, INC. | — | BC0486919 | 1994-12-29 | Inactive | — |
| DR. ROBERT J. EWING N.D., INC. | — | BC0495548 | 1995-04-28 | Active | — |
| DR. ROBERT J. GARDINER INC. | — | BC1097774 | 2016-11-24 | Inactive | — |
| DR. ROBERT J. HOLDITCH INC. | — | BC0291242 | 1985-04-18 | Inactive | — |
| DR. ROBERT J. MACCARI INC. | — | BC0552857 | 1997-10-24 | Inactive | — |
| DR. ROBERT J. MCDONALD INC. | — | BC0541546 | 1997-04-24 | Inactive | — |
| DR. ROBERT JEE MEDICAL PROFESSIONAL CORPORATION | — | C1458552 | 2024-01-02 | Active | — |
| DR. ROBERT JOHN PENNER INC. | — | BC0369865 | 1989-07-25 | Inactive | — |
| DR. ROBERT JOHNSON INC. | — | BC1375331 | 2022-08-17 | Active | — |
| DR. ROBERT JOSEF SHARPE INC. | — | BC1476211 | 2024-04-16 | Active | — |
| DR. ROBERT K. O'CONNOR INC. | — | BC0932972 | 2012-02-16 | Active | — |
| DR. ROBERT KEMP, OPTOMETRIC CORPORATION | — | BC0347399 | 1988-06-21 | Inactive | — |
| DR. ROBERT KEMP, OPTOMETRIC CORPORATION | — | BC1059952 | 2016-01-03 | Active | — |
| DR. ROBERT L. BARCLAY INC. | — | BC1031824 | 2015-03-27 | Active | — |
| DR. ROBERT L. GRANBERG INC. | — | BC1476223 | 2024-04-16 | Active | — |
| DR. ROBERT L. MYERS INC. | — | BC0579152 | 1999-01-28 | Active | — |