Top internists in the USA
| Company Name | Country | City | Address 1 | State/Province | Postal Code | Website | Founding Year | Yearly Revenue in U.S. Dollars | Employees Total | Business Legal Type - Description | Number of Companies in Group | Company Registration Number | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | The Queen's Health Systems | USA | Honolulu | 1301 Punchbowl St | Honolulu | 96813-2402 | queens.***** | 1985 | $2,118,397,000 | 8,515 | Corporation | 49 | 60522 D2 |
| 2 | Evergreen Medical Group | USA | Kirkland | 12040 Ne 128th St | King | 98034-3013 | evergreenhealthcare.***** | 1992 | $958,742,232 | 2,550 | Corporation | 20 | N/A |
| 3 | Concord Hospital, INC. | USA | Concord | 250 Pleasant St | Merrimack | 03301-2598 | concordhospital.***** | 1985 | $902,834,000 | 2,000 | Corporation | 23 | 74948 |
| 4 | South Nassau Communities Hospital | USA | Oceanside | 1 Healthy Way | Nassau | 11572 | southnassau.***** | 1927 | $662,984,166 | 2,800 | Corporation | 187 | 20932 |
| 5 | North Memorial Health Care | USA | Robbinsdale | 3300 Oakdale Ave N | Hennepin | 55422-2900 | northmemorial.***** | 1940 | $651,190,545 | 5,180 | Corporation | 46 | 3112-NP |
| 6 | Northern Utah Healthcare CORPORATION | USA | Salt Lake City | 1200 E 3900 S | Salt Lake | 84124-1300 | stmarkshospital.***** | 1994 | $635,165,562 | 1,600 | Corporation | 3863 | 1318334-0142 |
| 7 | Agnesian Healthcare, INC. | USA | Fond Du Lac | 430 E Division St | Fond Du Lac | 54935-4560 | agnesian.***** | 1896 | $584,413,789 | 2,012 | Corporation | 260 | 6 S11581 |
| 8 | Marin General Hospital | USA | Kentfield | 250 Bon Air Rd | Marin | 94904-1784 | maringeneral.***** | 2010 | $578,874,017 | 1,100 | Corporation | 3 | 1075903 |
| 9 | John D. Archbold Memorial Hospital, INC. | USA | Thomasville | 915 Gordon Ave | Thomas | 31792-6699 | archbold.***** | 1925 | $511,536,669 | 2,700 | Corporation | 36 | 0643148 |
| 10 | Riddle Memorial Hospital | USA | Media | 1068 W Baltimore Pike | Delaware | 19063-5177 | chop.***** | 1963 | $327,183,616 | 1,350 | Corporation | 67 | 0000305550 |
| 11 | Southern Maine Health Care | USA | Biddeford | 1 Medical Center Dr | York | 04005 | mainehealth.***** | 1899 | $325,011,085 | 1,000 | Corporation | 125 | 19690077ND |
| 12 | James Gregory Leatherman | USA | Indianapolis | 4880 Century Plaza Rd | Marion | 46254-5469 | iuhealth.***** | 2010 | $305,202,067 | 4 | N/A | N/A | |
| 13 | Statesboro Hma, INC. | USA | Statesboro | 1499 Fair Rd | Bulloch | 30458-1683 | sjchs.***** | 1995 | $226,238,161 | 652 | Corporation | 1470 | K521236 |
| 14 | Deborah Heart And Lung Center | USA | Browns Mills | 200 Trenton Rd | Burlington | 08015-1764 | demanddeborah.***** | 1923 | $221,937,527 | 1,000 | Corporation | N/A | 231550955 |
| 15 | Au Medical Associates, INC. | USA | Augusta | 1499 Walton Way Ste 1400 | Richmond | 30901-2603 | augusta.***** | 1999 | $211,071,871 | 14 | Corporation | N/A | 580705892 |
| 16 | Vhs Huron Valley-Sinai Hospital, INC. | USA | Commerce | 1 William Carls Dr | Oakland | 48382-2201 | dmc.***** | 2011 | $192,712,314 | 1,000 | Corporation | 2202 | 800855687 |
| 17 | Siu Physicians & Surgeons INC | USA | Springfield | 201 E Madison St Ste 300 | Sangamon | 62702-5131 | siumed.***** | 1997 | $155,600,365 | 251 | Corporation | 2 | 59257552 |
| 18 | Florida Hospital Zephyrhills | USA | Zephyrhills | 37924 Medical Arts Ct | Pasco | 33541-4323 | internalmedicineeastpasco.***** | 2005 | $151,006,146 | 5 | Corporation | N/A | P05000052476 |
| 19 | Lincolnhealth | USA | Damariscotta | 35 Miles St | Lincoln | 04543-4047 | mainehealth.***** | 1955 | $150,791,432 | 205 | Corporation | 125 | 19550014ND |
| 20 | James Lawrence Kernan Hospital, INC. | USA | Gwynn Oak | 2200 Kernan Dr | Baltimore City | 21207-6665 | kernan.***** | 1895 | $131,620,843 | 490 | Corporation | 170 | D00143834 |
| 21 | Bullhead City Hospital CORPORATION | USA | Bullhead City | 2735 Silver Creek Rd | Mohave | 86442-7924 | warmc.***** | 1980 | $124,598,538 | 550 | Corporation | 1470 | 09397220 |
| 22 | Charles B. Wang Community Health Center, INC. | USA | New York | 268 Canal St Fl 1 | New York | 10013-3599 | chinatownhealth.***** | 1972 | $99,564,049 | 519 | Corporation | 4 | 242451 |
| 23 | Cardionet, LLC | USA | Malvern | 1000 Cedar Hollow Rd Ste 102 | Chester | 19355-2300 | gobio.***** | 2013 | $79,348,996 | 728 | Corporation | 1000 | 4336542 |
| 24 | Medical Foundation Of Central Mississippi, INC. | USA | Jackson | 1225 N State St Ste 504 | Hinds | 39202-2064 | mbhs.***** | 2002 | $76,038,925 | 99 | Corporation | 5 | 718636 |
| 25 | ST. Joseph Health System LLC | USA | Fort Wayne | 702 van Buren St | Allen | 46802-3697 | stjoehospital.***** | 1869 | $73,221,522 | 1,100 | Corporation | 1470 | N/A |
Showing 25 of 25,030 companies
Request Free SampleInternists in the USA by state
25,030 internists across 16 US states. Hover any state to see its share of the US internists market.
Internists in the USA by employee size
| Bracket | Companies | Share |
|---|---|---|
| 1-4 | 17,928 | |
| 5-9 | 5,572 | |
| 10-19 | 778 | |
| 20-49 | 375 | |
| 50-99 | 132 | |
| 100-199 | 91 | |
| 0 or Unknown | 61 | |
| 200-499 | 50 | |
| 1.000-4.999 | 23 | |
| 500-999 | 19 | |
| 5.000-9.999 | 1 |
Internists in the USA by revenue
| Bracket | Companies | Share |
|---|---|---|
| 100.001 to 499.999 | 16,829 | |
| 1 to 100.000 | 5,056 | |
| 500.000 to 999.999 | 1,290 | |
| 0 or Unknown | 1,282 | |
| 1.000.000 to 4.999.999 | 472 | |
| 10.000.000 to 49.999.999 | 36 | |
| 5.000.000 to 9.999.999 | 31 | |
| 50.000.000 to 99.999.999 | 13 | |
| 100.000.000 to 499.999.999 | 12 | |
| 500.000.000 to 999.999.999 | 8 | |
| 1.000.000.000 or more | 1 |
SIC and industry classification for US internists
US internists aren't separately selectable in the standard SIC 1987 classification. The closest SIC 1987 umbrella is 8011 (Offices and Clinics of Doctors of Medicine). We use the CompanyData industry label 'Physicians: Internal Medicine' to identify them precisely. The list above covers every active US company in our database tagged with this CompanyData label, so the state and revenue breakdowns reflect the entire sector rather than a sample.
Closely related business services
Frequently asked questions about internists in the USA
Our database tracks 25,030 active internists across all 50 US states, sourced from Secretary of State filings and verified monthly. The exact count changes as firms register, dissolve and merge. The figure on this page reflects the most recent monthly refresh.
The state with the most internists is California, followed by California, Texas, Florida and New York. The full state breakdown above shows the share each US state holds, with deeplinks to drill into a single-state directory.
US internists aren't separately selectable in the standard SIC 1987 classification. The closest SIC 1987 umbrella is 8011 (Offices and Clinics of Doctors of Medicine). We use the CompanyData industry label 'Physicians: Internal Medicine' to identify them precisely. The list above covers every active US company in our database tagged with this CompanyData label. The platform link beside each result also lets you filter by sub-code or by NAICS if you prefer.
Yes. Apply your filters (state, size, revenue, etc.) on the platform, preview the result on screen, then export the full filtered list as CSV or Excel. Larger exports (10k+ rows) are delivered by email link. Request a free sample first if you want to evaluate the data before you buy.
Every record includes the firm name, full business address, primary phone, business email (where available), website, employee size, revenue band, founding year and primary SIC / NAICS classification. Records are enriched from the US business register and re-verified monthly.
Monthly. Each refresh removes firms that have dissolved and adds new registrations from the latest Secretary of State filings. The "Last updated" line at the top of this page shows the most recent refresh date.
16 US states have at least one active internist in our database. The state with most internists is California, followed by California, Texas, Florida and New York. Use the interactive state map above to compare any two states by share of the US internists market.
