Immunopathology Physician
NUCC 207ZI0100X · Pathology
48 CMS NPPES-registered providers across 19 states · 585th of 690 specialties by headcount.
Where this specialty sits in the corpus
Immunopathology Physician ranks 585th of 690 NUCC specialties by CMS NPPES headcount (0% of all registered NPIs), densest in California; per resident Massachusetts leads.
- 48
- NPPES providers in specialty
- 585th
- of 690 specialties
- 807
- state-share HHI
- 2.1%
- Part D prescriber share
Massachusetts is densest per capita (5× the national rate; California 1.4×); 0.2% of the Pathology category.
Taxonomy fingerprint
Immunopathology Physician (NUCC 207ZI0100X; 2.1% Part D prescribers (1 of 48); avg 560 Part D claims/prescriber (277th of 572); Open Payments avg $10K/physician (42nd of 551; 2 paid, $20K total); state-share HHI 807; next-larger headcount neighbor Hospice and Palliative Medicine (Anesthesiology) Physician (+2); next-smaller Educational Certified Respiratory Therapist (-1)).
Next larger: Hospice and Palliative Medicine (Anesthesiology) Physician (50) Next smaller: Educational Certified Respiratory Therapist (47)
Which states have the most providers?
| # | State | Providers |
|---|---|---|
| 1 | California | 8 |
| 2 | Massachusetts | 5 |
| 3 | Florida | 4 |
| 4 | Michigan | 4 |
| 5 | New York | 4 |
| 6 | Texas | 4 |
| 7 | Missouri | 3 |
| 8 | Iowa | 2 |
Sample Immunopathology Physician NPIs
A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.
| # | Provider |
|---|---|
| 1 | Amira Gohara, M.D.Toledo, OH |
| 2 | John Kemp, MDIowa City, IA |
| 3 | James Goeken, MDIowa City, IA |
| 4 | Elizabeth Wu, MDEast Meadow, NY |
| 5 | Robert Colvin, MDBoston, MA |
| 6 | Atul Bhan, MBBS MDBoston, MA |
| 7 | Rex Smith, MD PHDBoston, MA |
| 8 | Bridgett Davis, MDSeneca, PA |
| 9 | Faten Anwar, MDFort Sam Houston, TX |
| 10 | Yisheng Fang, MDDallas, TX |
| 11 | Dwight Grotte, MDMinneapolis, MN |
| 12 | Catherine Leith, MDMadison, WI |
Frequently Asked Questions
Why is Immunopathology Physician a thin NUCC code in NPPES?
Do the few Immunopathology Physician NPIs in Open Payments look unusual?
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 2026-08-27.