Infectious Disease Physician
NUCC 207RI0200X · Internal Medicine
8,537 CMS NPPES-registered providers across 54 states · 103rd of 690 specialties by headcount.
Where this specialty sits in the corpus
Infectious Disease Physician ranks 103rd of 690 NUCC specialties by CMS NPPES headcount (0.12% of all registered NPIs), densest in California; per resident District of Columbia leads.
- 8,537
- NPPES providers in specialty
- 103rd
- of 690 specialties
- 461
- state-share HHI
- 65.7%
- Part D prescriber share
District of Columbia is densest per capita (6× the national rate; Maryland 2.3×); 2.8% of the Internal Medicine category.
Taxonomy fingerprint
Infectious Disease Physician (NUCC 207RI0200X; 65.7% Part D prescribers (5,613 of 8,537); avg 807 Part D claims/prescriber (199th of 572); Open Payments avg $5K/physician (104th of 551; 3,057 paid, $14.2M total); state-share HHI 461; next-larger headcount neighbor Driver (+221); next-smaller Neurological Surgery Physician (-220)).
Next larger: Driver (8,758) Next smaller: Neurological Surgery Physician (8,317)
Population-adjusted state index
Each multiple is this specialty's providers-per-resident in a state divided by the national rate (Census Vintage population estimates). Raw headcount favors large states; this ranking surfaces denser markets.
Over-indexed vs national rate
- District of Columbia 6× · 15/100k
- Maryland 2.3× · 5.7/100k
- Massachusetts 2.1× · 5.4/100k
- Connecticut 1.9× · 4.7/100k
- Rhode Island 1.8× · 4.5/100k
Under-indexed vs national rate
- Wyoming 0.34× · 0.9/100k
- Arkansas 0.37× · 0.9/100k
- Iowa 0.42× · 1.1/100k
- Mississippi 0.44× · 1.1/100k
- Idaho 0.46× · 1.2/100k
Which states have the most providers?
| # | State | Providers |
|---|---|---|
| 1 | California | 899 |
| 2 | New York | 791 |
| 3 | Florida | 622 |
| 4 | Texas | 544 |
| 5 | Pennsylvania | 444 |
| 6 | Massachusetts | 375 |
| 7 | Maryland | 353 |
| 8 | Illinois | 342 |
| 9 | New Jersey | 309 |
| 10 | Georgia | 276 |
| 11 | Ohio | 264 |
| 12 | North Carolina | 214 |
| 13 | Michigan | 203 |
| 14 | Virginia | 199 |
| 15 | Washington | 198 |
Top Cities for Infectious Disease Physician
| # | City | Providers |
|---|---|---|
| 1 | New YorkNew York | 269 |
| 2 | BostonMassachusetts | 195 |
| 3 | BaltimoreMaryland | 174 |
| 4 | ChicagoIllinois | 146 |
| 5 | PhiladelphiaPennsylvania | 146 |
| 6 | AtlantaGeorgia | 134 |
| 7 | HoustonTexas | 128 |
| 8 | SeattleWashington | 121 |
| 9 | Los AngelesCalifornia | 120 |
| 10 | WashingtonDistrict of Columbia | 101 |
| 11 | DallasTexas | 85 |
| 12 | ClevelandOhio | 81 |
Sample Infectious Disease Physician NPIs
A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.
| # | Provider |
|---|---|
| 1 | Carlos Lopez, M.D.Atlanta, GA |
| 2 | Gregory Thompson, MDChicago, IL |
| 3 | James Sizemore, MDChattanooga, TN |
| 4 | Fawad Tanvir, MDSalt Lake City, UT |
| 5 | Richard Levine, M.D.Miami, FL |
| 6 | Marvin Fojtasek, MDAddison, TX |
| 7 | Philip Brachman, MDAtlanta, GA |
| 8 | James Nora, MDLincoln, NE |
| 9 | Charles Schleupner, MDSalem, VA |
| 10 | Eric Reines, M.D.Alexandria, VA |
| 11 | James Charles, M.D.Rock Hill, SC |
| 12 | Monica Parise, M.D.Atlanta, GA |
| 13 | Johanna Brown, M.D.Fort Myers, FL |
| 14 | Robert Holzman, M.DNew York, NY |
| 15 | William Agger, MDLa Crosse, WI |
| 16 | Eytan Rubinstien, MDHartford, CT |
| 17 | Cheryl Smith, MDHartford, CT |
| 18 | Harry Conte, MDHartford, CT |
Related Specialties
Adjacent specialties in the NUCC Health Care Provider Taxonomy - same Internal Medicine category.
Compare Infectious Disease Physician vs Internal Medicine Physician →
Frequently Asked Questions
Where does the large Infectious Disease Physician headcount concentrate?
How large is Infectious Disease Physician's Open Payments footprint?
How heavy is Infectious Disease Physician Part D prescribing at scale?
Data sources and methodology
Provider data from CMS NPPES (download.cms.gov/nppes). Specialty classification from NUCC Health Care Provider Taxonomy (nucc.org). Part D averages from the CMS Medicare Part D Prescriber PUF; industry payments from CMS Open Payments 2024. Counts reflect self-designated primary taxonomy at NPI enrollment. PlainDoctor does not rate or rank providers. Methodology · About
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-08-27.