William M. Unwin, M.D.
Obstetrics & Gynecology Physician · York, PA
William M. Unwin, M.D. is an obstetrics & gynecology physician with a practice address in York, Pennsylvania, and NPI 1801840608, issued on May 19, 2006. Check the license (Pennsylvania MD037927E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- William M. Unwin
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- MD037927E PA
Self-reported in NPPES; status is on the state search - Practice location
- 1693 S Queen St, York, PA 17403
- Phone
- (717) 845-1621
- Enumerated
- May 19, 2006
- Record last updated
- Mar 13, 2025
- Fax
- (717) 854-6939
- Medicare enrollment
- Enrolled (PECOS I20101005000509); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,974 in Pennsylvania → Look up another NPI →
Also registered at 1693 S Queen St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Janet Ashby, CRNPWomen's Health Nurse Practitioner1548355837
- Kelly Biagio, CNMMidwife1487016028
- Valarie Cravens, CRNPObstetrics & Gynecology Nurse Practitioner1881922847
- Myra Deluca, CNMAdvanced Practice Midwife1184964330
- Rebecca Domsic, CNMAdvanced Practice Midwife1205220274
- Meg Figdore, M.D.Obstetrics & Gynecology Physician1295787620
Verify William M. Unwin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD037927ECheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
15 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Acyclovir12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Wellspan Medical GroupYork, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William M. Unwin among 1,974 obstetrics & gynecology physician records in Pennsylvania
William M. Unwin, M.D. is one of 1,974 obstetrics & gynecology physician records with a practice address in Pennsylvania. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1975 · median 2007 among the 1,176 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
79 obstetrics & gynecology physician records list a practice address in York
They are 79 of the 4,575 NPPES records with a practice address in York, and 1,974 obstetrics & gynecology physician records in Pennsylvania.
All 1,974 in Pennsylvania → Every provider in York → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Paul Burcher, M.D.York, PA 174031669449724
- Carie Burke, MDYork, PA 174031497719041
- Steven Cherry, MDYork, PA 174031184685968
- Helen Deitch, M.D.York, PA 174031801859699
- Nona Edwards Thomas, MDYork, PA 174031386601995
- Meg Figdore, M.D.York, PA 174031295787620
- Karin Gingerich, D.O.York, PA 174031255371282
- Kathryn Hassinger, M.D.York, PA 174031134173958
Common questions
What is William M. Unwin, M.D.'s NPI number?
William M. Unwin, M.D.'s National Provider Identifier (NPI) is 1801840608, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William M. Unwin, M.D. located?
The NPPES record lists a practice address at 1693 S Queen St, York, PA, 17403. Phone: (717) 845-1621. Providers update this record themselves, so call before visiting.
How can I verify William M. Unwin, M.D.'s license?
NPPES lists Pennsylvania license number MD037927E, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William M. Unwin, M.D. prescribe under Medicare Part D?
In 2024, William M. Unwin, M.D. had 15 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
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.