| MENTAL HEALTH ASSOCIATES, INC. % | — | 00137273 | 1969-08-07 | Dissolved | ON MAY 7, 1986 |
| MERCANTILE CENTER DENTAL ASSOCIATES, INC. | — | 00191851 | 1977-05-23 | Dissolved | ON FEBRUARY 4, 1981 |
| MICHAEL E. SUDEN, ORAL SURGERY, LTD. | — | 00152988 | 1972-02-22 | Dissolved | ON JANUARY 2, 1981 |
| MICHAEL G. HOWE, INC. | — | 00181694 | 1976-02-24 | Inactive | ON AUGUST 3, 1977 |
| MICROSURGERY AND BRAIN RESEARCH INSTITUTE, INC. | — | 00267538 | 1984-08-21 | Inactive | ON MARCH 1, 1989 |
| MIDWEST AUTOMATION, INC. | — | 00188259 | 1976-12-23 | Dissolved | JUNE 9, 1980 |
| MIDWEST CHEST CONSULTANTS, INC. | — | 00301042 | 1987-04-09 | Inactive | ON AUGUST 24, 1989 |
| MIDWEST PSYCHIATRIC CONSULTANTS, INC. | — | 00286290 | 1986-03-03 | Dissolved | ON JUNE 3, 1987 |
| MONTGOMERY ENTERPRISES, INC. | — | 00307308 | 1987-10-02 | Dissolved | ON MAY 25, 1988 |
| MOORE HORTON & COMPANY | — | 00197656 | 1978-01-16 | Dissolved | ON SEPT. 25, 1980 |
| MORLEY, SHAPPE & DIPPEL, A PROFESSIONAL CORPORATION | — | P00204609 | 1978-10-10 | Dissolved | ON AUGUST 14, 1985 |
| MORRIS & KING CORPORATION % | — | 00146563 | 1971-02-18 | Dissolved | ON SEPT. 25, 1992 |
| NATIONAL SUPPORT SERVICES BUREAU, INC. | — | 00313007 | 1988-03-18 | Inactive | NO IS P00313007 |
| NATURAL BRIDGE DENTAL GROUP LIMITED | — | 00201696 | 1978-06-20 | Dissolved | ON FEBRUARY 25, 1985 |
| NATURAL HEALTH SCIENCE, INC. | — | 00286259 | 1986-03-03 | Dissolved | ON AUGUST 17, 1989 |
| NELSON & WRENN DENTAL ASSOCIATES INC. | — | 00212307 | 1979-07-13 | Dissolved | ON JANUARY 7, 1981 |
| NENSEL, INC. | — | 00219061 | 1980-03-20 | Dissolved | ON APRIL 4, 1986 |
| NOLL, HUNDMAN & COMPANY | — | 00295798 | 1986-11-25 | Dissolved | ON DECEMBER 18, 1986 |
| NORTH COUNTY CHIROPRACTIC CENTER, INC. | — | 00235957 | 1981-11-02 | Dissolved | ON DECEMBER 9, 1988 |
| NORTHLAND DENTAL HEALTH SERVICES, INC. | — | 00204087 | 1978-09-20 | Dissolved | ON DECEMBER 31, 1980 |
| NORTHWEST ORAL SURGEONS INC. | — | 00144420 | 1970-10-13 | Dissolved | ON FEBURARY 19, 1981 |
| NORTHWEST ORTHODONTISTS, INC. | — | 00147329 | 1971-04-01 | Dissolved | ON NOVEMBER 24, 1980 |
| NORTHWEST OTOLARYNGOLOGISTS, INC. | — | 00220347 | 1980-05-02 | Dissolved | ON MAY 14, 1990 |
| NORTHWEST PEDODONTICS, INC. | — | 00186281 | 1976-09-22 | Dissolved | ON NOVEMBER 6, 1980 |
| P. G. DOLAN, JR., N. W. FREIBERGER, INC. % | — | 00144436 | 1970-10-13 | Dissolved | ON DECEMBER 1, 1980 |
| PAPPALARDO PLASTIC SURGERY ASSOCIATES, INC. | — | 00200557 | 1978-05-08 | Dissolved | ON DECEMBER 5, 1980 |
| PAUL M. HIRSCH, INC. | — | 00149489 | 1971-08-09 | Dissolved | ON AUGUST 4, 1980 |
| PAULUS E. LAWSON, JR., INC. | — | 00206610 | 1978-12-28 | Dissolved | ON MAY 12, 1981 |
| PEDIATRIC MEDICAL CARE, INC. | — | 00156243 | 1972-08-07 | Dissolved | ON MARCH 6, 1985 |
| PENN VALLEY CARDIOLOGY, INC. | — | 00372120 | 1992-10-15 | Inactive | ON DECEMBER 11, 1992 |
| PENN VALLEY MEDICAL GROUP, INC. | — | 00139698 | 1969-12-31 | Inactive | ON JANUARY 8, 1993 |
| PFEFFLE DENTAL ASSOC., INC. | — | 00137924 | 1969-09-19 | Dissolved | ON DECEMBER 19, 1980 |
| PHARIS-BLOCK AND CO. | — | 00131815 | 1968-09-24 | Dissolved | ON MARCH 2, 1993 |
| PHILIP M. MESSINA, INC. | — | 00162745 | 1973-06-29 | Dissolved | ON DECEMBER 1, 1980 |
| PHILLIP W. STRAIN, INC. | — | 00169184 | 1974-05-21 | Inactive | ON OCTOBER 15, 1980 |
| PHYSICIANS SERVICES CENTRAL, LTD. | — | 00316773 | 1988-06-29 | Inactive | ON APRIL 26, 1993 |
| PIKE COUNTY CHIROPRACTIC OFFICES, INC. | — | 00246365 | 1982-11-09 | Dissolved | ON JANUARY 17, 1992 |
| PKG ENTERPRISES, INC. | — | 00364243 | 1992-03-23 | Inactive | ON APRIL 27, 1993 |
| PLATTSBURG DENTAL CENTER INC. | — | 00196376 | 1977-11-30 | Dissolved | ON DECEMBER 31, 1980 |
| PREVENTIVE DENTISTRY, INC. | — | 00164266 | 1973-09-14 | Dissolved | ON JULY 16, 1982 |
| QUINN DENTAL ASSOCIATES, LTD. % | — | 00193348 | 1977-07-22 | Dissolved | ON DECEMBER 29, 1980 |
| R. E. MESTAN, INC. | — | 00256834 | 1983-10-06 | Inactive | ON AUGUST 17, 1989 |
| R. L. PRAPROTNIK & ASSOCIATES, INC. | — | 00212401 | 1979-07-17 | Dissolved | ON JANUARY 25, 1989 |
| R. S. EATHERLY JR. DENTAL SERVICES, INC. | — | 00169468 | 1974-06-04 | Inactive | ON MAY 20, 1981 |
| RAMULU SAMUDRALA, LTD. | — | 00256454 | 1983-09-26 | Dissolved | ON MAY 5, 1989 |
| RAYMOND P. BAUER, INC. | — | 00148394 | 1971-06-09 | Dissolved | ON NOVEMBER 21, 1980 |
| REIZER DENTAL ASSOCIATES, INC. | — | 00150616 | 1971-10-15 | Dissolved | ON NOVEMBER 20, 1980 |
| RICHARD B. CARPENTER, INC. | — | 00148752 | 1971-06-29 | Dissolved | ON MARCH 18, 1980 |
| RICHARD BERNSTEIN, INC. | — | 00279552 | 1985-08-19 | Inactive | ON FEBRUARY 4, 1986 |
| RICHARD DAVIDSON, LTD. | — | 00206805 | 1979-01-03 | Dissolved | ON FEBRUARY 3, 1981 |