Doctors in Connecticut: 10,551 enrolled in Medicare
Connecticut has 10,551 MD and DO clinicians enrolled in Medicare in the CMS file dated Aug 18, 2026: 287 per 100,000 residents, 3rd of 51 (the states and DC), against 214 for the US. The most are in New Haven, 1,670 in our physician files. Per capita Connecticut is strongest in OB/GYNs (2nd, 16.5 per 100,000), cardiologists (3rd, 12.9 per 100,000), neurologists (3rd, 8.8 per 100,000) and gastroenterologists (3rd, 7.5 per 100,000).
By Ryan Doyle, founder of Doctor Email List. Published Oct 5, 2026.
Connecticut physicians by specialty
Every specialty with at least one clinician in Connecticut, largest first. Rank is among the states and DC (51 in all) by clinicians per 100,000 residents. Where we have a state page or a list for the specialty, the name links to it.
| Specialty | Connecticut | Per 100,000 | Rank | US per 100,000 |
|---|---|---|---|---|
| Nurse Practitioners | 3,918 | 107 | 16th | 83.7 |
| Physician Assistants | 2,673 | 72.7 | 5th | 40.8 |
| Internal Medicine Physicians | 1,821 | 49.6 | 4th | 30.9 |
| Family Physicians | 667 | 18.1 | 51st | 28.7 |
| Radiologists | 628 | 17.1 | 4th | 11.1 |
| OB/GYNs | 608 | 16.5 | 2nd | 10.1 |
| Anesthesiologists | 600 | 16.3 | 8th | 13.3 |
| Emergency Physicians | 599 | 16.3 | 12th | 13.5 |
| Psychiatrists | 587 | 16.0 | 5th | 8.4 |
| Cardiologists | 475 | 12.9 | 3rd | 8.7 |
| Optometrists | 471 | 12.8 | 23rd | 10.9 |
| Chiropractors | 413 | 11.2 | 28th | 11.8 |
| Orthopedic Surgeons | 396 | 10.8 | 6th | 7.4 |
| Hospitalists | 381 | 10.4 | 9th | 7.1 |
| Neurologists | 323 | 8.8 | 3rd | 5.5 |
| General Surgeons | 296 | 8.1 | 15th | 6.9 |
| Gastroenterologists | 276 | 7.5 | 3rd | 4.7 |
| Oncologists | 252 | 6.9 | 4th | 5.0 |
| Ophthalmologists | 240 | 6.5 | 8th | 5.3 |
| Pathologists | 235 | 6.4 | 5th | 3.8 |
| Podiatrists | 233 | 6.3 | 7th | 4.7 |
| Pulmonologists | 217 | 5.9 | 3rd | 3.4 |
| Pediatricians | 206 | 5.6 | 8th | 3.8 |
| Dermatologists | 195 | 5.3 | 4th | 4.0 |
| Endocrinologists | 153 | 4.2 | 3rd | 2.1 |
| Urologists | 143 | 3.9 | 4th | 3.0 |
| Infectious Disease Physicians | 130 | 3.5 | 4th | 2.1 |
| Nephrologists | 128 | 3.5 | 10th | 2.9 |
| Physiatrists | 127 | 3.5 | 10th | 2.7 |
| ENTs | 126 | 3.4 | 11th | 2.9 |
| Rheumatologists | 83 | 2.3 | 4th | 1.6 |
| Vascular Surgeons | 82 | 2.2 | 4th | 1.2 |
| Neurosurgeons | 79 | 2.1 | 7th | 1.7 |
| Plastic Surgeons | 72 | 2.0 | 4th | 1.4 |
| Radiation Oncologists | 64 | 1.7 | 16th | 1.6 |
| Geriatric medicine physicians | 57 | 1.6 | 4th | 0.6 |
| Cardiothoracic Surgeons | 52 | 1.4 | 14th | 1.2 |
| Pain Management Physicians | 50 | 1.4 | 20th | 1.4 |
| Allergists | 45 | 1.2 | 9th | 1.1 |
| Critical care physicians | 44 | 1.2 | 37th | 1.8 |
| Colorectal surgeons | 40 | 1.1 | 2nd | 0.5 |
| Sports medicine physicians | 29 | 0.8 | 20th | 0.7 |
| Hospice and palliative care physicians | 24 | 0.7 | 24th | 0.7 |
| Hematologists | 24 | 0.7 | 4th | 0.3 |
| General practice physicians | 20 | 0.5 | 42nd | 1.2 |
| Addiction medicine physicians | 15 | 0.4 | 7th | 0.2 |
| Osteopathic manipulative medicine physicians | 14 | 0.4 | 15th | 0.3 |
| Sleep medicine physicians | 12 | 0.3 | 29th | 0.3 |
| Micrographic dermatologic surgeons | 10 | 0.3 | 8th | 0.2 |
| Nuclear medicine physicians | 8 | 0.2 | 11th | 0.2 |
| Preventive medicine physicians | 7 | 0.2 | 11th | 0.2 |
Counts are one row per NPI under the clinician's primary Medicare specialty, from the CMS file dated Aug 18, 2026. Rates use the Census Bureau's July 2024 estimate for Connecticut. Nurse practitioners, physician assistants, chiropractors and optometrists have their own files and are not in the MD and DO total. Connecticut ranks lowest per capita in family physicians (51st, 18.1 per 100,000).
Where Connecticut physicians practice
In the 9,944 clinicians Connecticut has across the physician specialty files we sell, counted once each, 40% are women and 27% offer telehealth. The median graduation year is 2004. These are the cities with the most of them.
| City | Clinicians | Share of Connecticut |
|---|---|---|
| New Haven | 1,670 | 17% |
| Hartford | 1,197 | 12% |
| Farmington | 476 | 4.8% |
| Danbury | 447 | 4.5% |
| Stamford | 435 | 4.4% |
Largest practice groups in Connecticut
Groups ranked by the number of Connecticut clinicians the CMS file lists under them. 83% of Connecticut physicians with a group on file are in a group of 50 or more listed clinicians, against 80% across the US.
| Practice or health system, as CMS prints it | Connecticut clinicians listed |
|---|---|
| Yale University | 1,634 |
| Hartford Healthcare Medical Group Specialists PLLC | 813 |
| Northeast Medical Group Inc | 546 |
| Nuvance Health Medical Practice CT Inc | 414 |
| University of Connecticut Health Center | 320 |
A health system can appear under more than one legal name, so a group here may be part of a larger one.
Questions about Connecticut doctors
10,551 MD and DO clinicians in Connecticut are enrolled in Medicare in the CMS file dated Aug 18, 2026, one per NPI, in the state of their main practice location. That is 287 per 100,000 residents, 3rd of 51 among the states and DC. Physicians who bill no Medicare patients are not in the file.
Nurse Practitioners are the largest group in Connecticut, with 3,918, then physician assistants with 2,673. Nurse practitioners and physician assistants are counted in their own files and are not in the MD and DO total.
We sell national lists, one CSV per specialty for $295, or every specialty in one file for $995. We don't sell a state-only file. City, state and ZIP are on nearly every row, so keeping the Connecticut rows is one filter in any spreadsheet.
States with a similar count per capita
Specialty email lists
National CSVs, one per specialty. City, state and ZIP are on the rows, so any state is one filter away.