Anesthesiology Physician
NUCC 207L00000X · Anesthesiology
56,432 CMS NPPES-registered providers across 56 states · 36th of 690 specialties by headcount.
Where this specialty sits in the corpus
Anesthesiology Physician ranks 36th of 690 NUCC specialties by CMS NPPES headcount (0.8% of all registered NPIs), densest in California; per resident District of Columbia leads.
- 56,432
- NPPES providers in specialty
- 36th
- of 690 specialties
- 466
- state-share HHI
- 9.6%
- Part D prescriber share
District of Columbia is densest per capita (2.4× the national rate; Massachusetts 1.6×); 89.1% of the Anesthesiology category.
Taxonomy fingerprint
Anesthesiology Physician (NUCC 207L00000X; 9.6% Part D prescribers (5,442 of 56,432); avg 860 Part D claims/prescriber (172nd of 567); Open Payments avg $938/physician (280th of 552; 17,369 paid, $16.3M total); state-share HHI 466; next-larger headcount neighbor Physical Therapy Assistant (+3,813); next-smaller Psychiatry Physician (-3,261)).
Next larger: Physical Therapy Assistant (60,245) Next smaller: Psychiatry Physician (53,171)
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 2.4× · 40.1/100k
- Massachusetts 1.6× · 26.4/100k
- New York 1.4× · 23.3/100k
Under-indexed vs national rate
- Guam 0.27× · 4.6/100k
- Virgin Islands 0.34× · 5.7/100k
- Puerto Rico 0.36× · 6/100k
- Idaho 0.38× · 6.3/100k
- South Dakota 0.63× · 10.4/100k
Which states have the most providers?
| # | State | Providers |
|---|---|---|
| 1 | California | 7,141 |
| 2 | New York | 4,563 |
| 3 | Texas | 4,341 |
| 4 | Florida | 3,237 |
| 5 | Pennsylvania | 2,331 |
| 6 | Illinois | 2,330 |
| 7 | Ohio | 2,047 |
| 8 | Massachusetts | 1,846 |
| 9 | Michigan | 1,688 |
| 10 | Washington | 1,592 |
| 11 | New Jersey | 1,503 |
| 12 | Arizona | 1,371 |
| 13 | Virginia | 1,336 |
| 14 | Georgia | 1,334 |
| 15 | Indiana | 1,318 |
Top Cities for Anesthesiology Physician
| # | City | Providers |
|---|---|---|
| 1 | New YorkNew York | 1,229 |
| 2 | DallasTexas | 1,182 |
| 3 | HoustonTexas | 1,008 |
| 4 | BostonMassachusetts | 930 |
| 5 | ChicagoIllinois | 906 |
| 6 | San DiegoCalifornia | 681 |
| 7 | SeattleWashington | 676 |
| 8 | Los AngelesCalifornia | 671 |
| 9 | PhiladelphiaPennsylvania | 630 |
| 10 | PhoenixArizona | 572 |
| 11 | IndianapolisIndiana | 519 |
| 12 | Saint LouisMissouri | 518 |
Sample Anesthesiology Physician NPIs
A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.
| # | Provider |
|---|---|
| 1 | Scott Lancaster, M.D.Midland, TX |
| 2 | William Lyth, MDTappahannock, VA |
| 3 | Gerry Lawler, M.D.Abilene, TX |
| 4 | H Lowry, M.D.Abilene, TX |
| 5 | Herbert Brown, M.D.Irving, TX |
| 6 | Doralina Anghelescu, MDMemphis, TN |
| 7 | Matthew McCarty, M.D.Austin, TX |
| 8 | Alberto De Armendi, MDOklahoma City, OK |
| 9 | Mulki Bhat, M.D.Philadelphia, PA |
| 10 | Anil Albuquerque, M.D.Seattle, WA |
| 11 | Varalakshmi Annadanam, M.DTotowa, NJ |
| 12 | Robert Wills, M.D.Round Rock, TX |
| 13 | Nirmal Joshi, M.D.Evansville, IN |
| 14 | Ani Kalfayan, MDBrooklyn, NY |
| 15 | Dong Chen, M.D.Newark, NJ |
| 16 | Brannon Frank, M.D.Austin, TX |
| 17 | George Bikhazi, MDMemphis, TN |
| 18 | Holly Clause, M.D.Austin, TX |
Related Specialties
Adjacent specialties in the NUCC Health Care Provider Taxonomy - same Anesthesiology category.
Compare Anesthesiology Physician vs Pain Medicine (Anesthesiology) Physician →
Frequently Asked Questions
How many Anesthesiology Physician providers are in the US?
Do Anesthesiology Physician clinicians appear in Open Payments?
How much Part D prescribing does this specialty do?
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 2026-05-20.