William Mahaffey, M.D.
Surgery Physician · Leonardtown, MD
William Mahaffey, M.D. is a surgery physician with a practice address in Leonardtown, Maryland, and NPI 1013916055, issued on Jul 20, 2005. Check the license (Maryland D0047443, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Mahaffey
- Credential
- M.D.
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- D0047443 MD
Self-reported in NPPES; status is on the state search - Practice location
- 25480 Point Lookout RD, Leonardtown, MD 20650
- Phone
- (301) 997-0909
- Enumerated
- Jul 20, 2005
- Entity
- Type 1 · individual
Also registered at 25480 Point Lookout RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mechelle Shifflett, COTAOccupational Therapy Assistant1902558042
Verify William Mahaffey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0047443Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Surgery Physician providers in Maryland
There are 700 surgery physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other surgery physician records in Maryland
- Sabrina Aaron, MDLanham, MD1114779980
- Alain AbdoBaltimore, MD1972811966
- Daria Abolghasemi, D.O.Baltimore, MD1265847636
- Niv Ad, M.D.Takoma Park, MD1982673364
- Gina Adrales, M.D.Lutherville, MD1063582591
- Arthur Affleck, MDBaltimore, MD1043715626
- Gopal Aggarwal, MDBaltimore, MD1629325162
- Sarkis Aghazarian, M.D.F.A.C.S.Baltimore, MD1376510479
- Ahmad Ahad, M.D.Baltimore, MD1073737615
- Eftikhar Akam, DOBaltimore, MD1629538616
Common questions
What is William Mahaffey, M.D.'s NPI number?
William Mahaffey, M.D.'s National Provider Identifier (NPI) is 1013916055, issued on Jul 20, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William Mahaffey, M.D. located?
The NPPES record lists a practice address at 25480 Point Lookout RD, Leonardtown, MD, 20650. Phone: (301) 997-0909. Providers update this record themselves, so call before visiting.
How can I verify William Mahaffey, M.D.'s license?
NPPES lists Maryland license number D0047443, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
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 Aug 27, 2026.