Nephrology Physician
NUCC 207RN0300X · Internal Medicine
10,806 CMS NPPES-registered providers across 55 states · 88th of 690 specialties by headcount.
Where this specialty sits in the corpus
Nephrology Physician ranks 88th of 690 NUCC specialties by CMS NPPES headcount (0.15% of all registered NPIs), densest in California; per resident District of Columbia leads.
- 10,806
- NPPES providers in specialty
- 88th
- of 690 specialties
- 446
- state-share HHI
- 78.4%
- Part D prescriber share
District of Columbia is densest per capita (3.1× the national rate; Maryland 1.4×); 3.6% of the Internal Medicine category.
Taxonomy fingerprint
Nephrology Physician (NUCC 207RN0300X; 78.4% Part D prescribers (8,473 of 10,806); avg 1,511 Part D claims/prescriber (71st of 572); Open Payments avg $3K/physician (151st of 551; 6,365 paid, $19.5M total); state-share HHI 446; next-larger headcount neighbor Chore Provider (+148); next-smaller Orthopedic Physical Therapist (-59)).
Next larger: Chore Provider (10,954) Next smaller: Orthopedic Physical Therapist (10,747)
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 3.1× · 9.9/100k
- Maryland 1.4× · 4.5/100k
- Massachusetts 1.4× · 4.5/100k
Which states have the most providers?
| # | State | Providers |
|---|---|---|
| 1 | California | 1,165 |
| 2 | Texas | 896 |
| 3 | New York | 852 |
| 4 | Florida | 687 |
| 5 | Pennsylvania | 537 |
| 6 | Illinois | 463 |
| 7 | Ohio | 377 |
| 8 | New Jersey | 356 |
| 9 | North Carolina | 338 |
| 10 | Georgia | 320 |
| 11 | Massachusetts | 314 |
| 12 | Maryland | 280 |
| 13 | Michigan | 269 |
| 14 | Virginia | 268 |
| 15 | Missouri | 243 |
Top Cities for Nephrology Physician
| # | City | Providers |
|---|---|---|
| 1 | New YorkNew York | 219 |
| 2 | HoustonTexas | 159 |
| 3 | ChicagoIllinois | 152 |
| 4 | PhiladelphiaPennsylvania | 139 |
| 5 | DallasTexas | 138 |
| 6 | BostonMassachusetts | 135 |
| 7 | Los AngelesCalifornia | 124 |
| 8 | BrooklynNew York | 96 |
| 9 | BaltimoreMaryland | 95 |
| 10 | San AntonioTexas | 89 |
| 11 | RochesterMinnesota | 83 |
| 12 | IndianapolisIndiana | 82 |
Sample Nephrology Physician NPIs
A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.
| # | Provider |
|---|---|
| 1 | John Shepherd, MDPinehurst, NC |
| 2 | Michael Roppolo, MDBaton Rouge, LA |
| 3 | Edward Hoehn-Saric, MDPinehurst, NC |
| 4 | Hanna Von Hardenberg, MDPinehurst, NC |
| 5 | Robert Nee, M.D.Bethesda, MD |
| 6 | William Shaffer, M.D.Corpus Christi, TX |
| 7 | Richard Benson, M.D.Boone, NC |
| 8 | Robert Gayner, MDFountain Hill, PA |
| 9 | Eric Pride, M.D.North Charleston, SC |
| 10 | Richard Snyder, DOBethlehem, PA |
| 11 | Lalitha Bandi, M.D.Gainesville, GA |
| 12 | Miriam Gentin, M.D.Suwanee, GA |
| 13 | Richard Browder, M.D.North Charleston, SC |
| 14 | Robert Pursell, MDBethlehem, PA |
| 15 | Kenneth Dodds, M.D.North Charleston, SC |
| 16 | Joseph Jacobs, MDBethlehem, PA |
| 17 | Benjamin Weathersby, M.D.North Charleston, SC |
| 18 | Paul Schendel, M.D.York, PA |
Related Specialties
Adjacent specialties in the NUCC Health Care Provider Taxonomy - same Internal Medicine category.
Compare Nephrology Physician vs Internal Medicine Physician →
Frequently Asked Questions
Where does the large Nephrology Physician headcount concentrate?
How large is Nephrology Physician's Open Payments footprint?
How heavy is Nephrology 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.