Gregory Ganzer, D.O.
Dermatology Physician · Wheeling, WV
Gregory Ganzer, D.O. is a dermatology physician with a practice address in Wheeling, West Virginia, and NPI 1326163890, issued on Mar 21, 2007. Check the license (West Virginia 1159, as entered in NPPES) on the West Virginia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Gregory Ganzer
- Credential
- D.O.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License numbers
- 1159 WV
34005620 OH
OS006564L PA
Self-reported in NPPES; status is on the state search - Practice location
- 2101 Chapline St, Wheeling, WV 26003
- Phone
- (304) 233-3240
- Enumerated
- Mar 21, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (304) 233-4176
- Medicaid IDs
- 0889865 OH
0042262000 WV - Medicare enrollment
- Enrolled (PECOS I20120726000289); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 1987
- Entity
- Type 1 · individual
Also registered at 2101 Chapline St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katie Bolduc, PA-CPhysician Assistant1043607054
- Alecia HathawayFamily Nurse Practitioner1861869638
- Lindy Knight, PA-CPhysician Assistant1447617337
- Derek Miller, PA-CMedical Physician Assistant1568013852
- Gabriel RohmannPhysician Assistant1346952801
- Alan Ruben, M.D.Dermatology Physician1992790158
Verify Gregory Ganzer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWest Virginia Board of Medicine
Search for license 1159Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% more Medicare Part D claims than the average dermatology physician in 2024
1,386 Medicare Part D claims for 399 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Triamcinolone Acetonide247 claims
- Ketoconazole143 claims
- Mupirocin113 claims
- Doxycycline Hyclate93 claims
- Clobetasol Propionate76 claims
- Prednisone61 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
- Ganzer - Hahn Dermatology Associates, PLLCWheeling, WV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Dermatology Physician providers in West Virginia
There are 46 dermatology physician records in West Virginia.
Other dermatology physician records in West Virginia
- Vincent AdamsHuntington, WV1548750912
- Brooke Bertus, MDVienna, WV1497382436
- Timothy Brown, MDWeirton, WV1053436261
- Soham Chaudhari, D.OHuntington, WV1700265576
- Lakimerly Coates, MDMorgantown, WV1871576264
- Shane Cook, M.D.Huntington, WV1942694971
- Christine Dee, MDMorgantown, WV1295294593
- Jeffrey Dodson, M.D.Bridgeport, WV1649212903
- Michelle Endicott, DOSouth Charleston, WV1699774315
- Sharifeh Farasat, MDBridgeport, WV1053553131
Common questions
What is Gregory Ganzer, D.O.'s NPI number?
Gregory Ganzer, D.O.'s National Provider Identifier (NPI) is 1326163890, issued on Mar 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Ganzer, D.O. located?
The NPPES record lists a practice address at 2101 Chapline St, Wheeling, WV, 26003. Phone: (304) 233-3240. Providers update this record themselves, so call before visiting.
How can I verify Gregory Ganzer, D.O.'s license?
NPPES lists West Virginia license number 1159, as entered by the provider. Search the West Virginia Board of Medicine at https://wvbom.wv.gov/public/search/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory Ganzer, D.O. prescribe under Medicare Part D?
In 2024, Gregory Ganzer, D.O. had 1,386 Medicare Part D claims for 399 beneficiaries; the average among dermatology physician prescribers was 797. 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.