Cornea and External Diseases Specialist Physician providers in the U.S.
367 NPPES records list cornea and external diseases specialist physician as their primary taxonomy, about 0.1 per 100,000 residents; Alaska and Colorado have the most per resident. 330 of them appear in the Medicare Part D prescriber file: a registry record is not proof of an active practice.
What taxonomy code 207WX0120X means
207WX0120X is the National Uniform Claim Committee code for Ophthalmology, Cornea and External Diseases Specialist, in the grouping Allopathic & Osteopathic Physicians. 367 NPPES records list it as their primary taxonomy (file of Aug 9, 2026).
An ophthalmologist who specializes in diseases of the cornea, sclera, eyelids, conjunctiva, and anterior segment of the eye.
Source: NUCC Health Care Provider Taxonomy code set, definition as NUCC publishes it (nucc.org); counts from CMS NPPES.
Most per resident: the 8 highest
Source: CMS NPPES, primary taxonomy 207WX0120X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.
New York has the most, 14
Source: CMS NPPES, primary taxonomy 207WX0120X by practice city, file of Aug 9, 2026.
All 44 states and D.C. with records, by state
| State | Records | Per 100,000 |
|---|---|---|
| Alabama | 2 | 0.0 |
| Alaska | 3 | 0.4 |
| Arizona | 7 | 0.1 |
| Arkansas | 1 | 0.0 |
| California | 54 | 0.1 |
| Colorado | 17 | 0.3 |
| Connecticut | 7 | 0.2 |
| Delaware | 1 | 0.1 |
| District of Columbia | 1 | 0.1 |
| Florida | 19 | 0.1 |
| Georgia | 10 | 0.1 |
| Hawaii | 3 | 0.2 |
| Idaho | 4 | 0.2 |
| Illinois | 20 | 0.2 |
| Indiana | 2 | 0.0 |
| Iowa | 5 | 0.2 |
| Kansas | 1 | 0.0 |
| Kentucky | 4 | 0.1 |
| Louisiana | 7 | 0.2 |
| Maine | 1 | 0.1 |
| Maryland | 8 | 0.1 |
| Massachusetts | 10 | 0.1 |
| State | Records | Per 100,000 |
|---|---|---|
| Michigan | 3 | 0.0 |
| Minnesota | 5 | 0.1 |
| Mississippi | 3 | 0.1 |
| Missouri | 15 | 0.2 |
| New Hampshire | 1 | 0.1 |
| New Jersey | 4 | 0.0 |
| New Mexico | 1 | 0.0 |
| New York | 29 | 0.1 |
| North Carolina | 9 | 0.1 |
| Ohio | 10 | 0.1 |
| Oklahoma | 6 | 0.1 |
| Oregon | 10 | 0.2 |
| Pennsylvania | 17 | 0.1 |
| Rhode Island | 1 | 0.1 |
| South Carolina | 5 | 0.1 |
| Tennessee | 5 | 0.1 |
| Texas | 33 | 0.1 |
| Utah | 4 | 0.1 |
| Virginia | 7 | 0.1 |
| Washington | 2 | 0.0 |
| West Virginia | 1 | 0.1 |
| Wisconsin | 5 | 0.1 |
In federal data
- NUCC code207WX0120X · Ophthalmology
- Size rank372nd of 688 specialties by records (0.01% of all)
- In its family5th of 8 Ophthalmology codes, 1.4% of the family
- Part D prescribers330 (89.9% of records)
- Part D claims1,263 a year per prescriber, on average (59th of 496)
- Industry payments284 physicians paid $883K in 2024, $3K each on average
- Concentration7 states hold half of all records
Source: CMS NPPES; Medicare Part D Prescriber PUF; CMS Open Payments 2024. Presence in these files is not a quality judgment.
A sample of cornea and external diseases specialist physician records
- Julia Shatten, MDAnchorage, AK1205330784
- James Townley, M.D.Anchorage, AK1235352816
- Michael Madsen, D.O.Elmendorf Afb, AK1629272570
- Charles ReederHuntsville, AL1467071589
- Stephen Hamilton, MDAuburn, AL1083678577
- Michael Waggoner, DORogers, AR1295963999
- Ijeoma Asota, MDPhoenix, AZ1346405321
- Menka Patel, M.D.Mesa, AZ1710307707
- Michele Lee, M.D.Scottsdale, AZ1396164299
- Daryl Pfister, M.D.Tempe, AZ1801868088
- Bohan Xing, MDTucson, AZ1891319042
- Xuemin Zhang, MDTucson, AZ1750745543
Registry order, not a ranking. Search by name to find one provider.
Common questions
How should I read Cornea and External Diseases Specialist Physician's mid-pack national roster?
367 CMS-registered Cornea and External Diseases Specialist Physician providers sit across 45 states; California leads with 54. Rank 372nd of 688 NUCC specialties by headcount.
How does Cornea and External Diseases Specialist Physician show up in Open Payments mid-pack?
CMS Open Payments 2024 lists 284 Cornea and External Diseases Specialist Physician physicians receiving $883K across 4,433 payments (average $3K; 131st of 470 specialties). Not a quality score.
How much Part D prescribing does this specialty do?
Among Cornea and External Diseases Specialist Physician NPIs, 330 appear in the Medicare Part D Prescriber PUF (average 1,263 claims and $255K drug cost per prescriber; 59th of 496 specialties by average claims). Non-prescribing clinicians in the same NUCC code are still in NPPES.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy (nucc.org); Medicare Part D Prescriber PUF; CMS Open Payments 2024. Counts are self-designated primary taxonomy, not board certification.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.