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DR. WILLIAM MICHAEL MAHAFFEY M.D.
NPI 1013916055
Surgery in Leonardtown, MD

Active since July 20, 2005
25480 POINT LOOKOUT RD, LEONARDTOWN, MD 20650(301) 997-0909(301) 997-0919 Get Directions Write a Review

NPPES record last updated: June 23, 2010. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. William Michael Mahaffey M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM MICHAEL MAHAFFEY M.D. (NPI 1013916055) is an individual surgery provider in Leonardtown, Maryland, licensed in Maryland (D0047443) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1013916055
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. WILLIAM MICHAEL MAHAFFEYCredential: M.D.
Location Address25480 POINT LOOKOUT RDLeonardtown, MD 20650-3801
Mailing Address25480 Point Lookout RdLeonardtown, MD 20650-3801 · (301) 997-0909 · Fax (301) 997-0919
Phone(301) 997-0909
Fax(301) 997-0919
Sole ProprietorNo
Enumeration DateJuly 20, 2005
Last NPPES UpdateJune 23, 2010
✔ NPI 1013916055 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in MD · D0047443
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
25480 POINT LOOKOUT RD, Leonardtown, MD 20650
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Other Identifiers 3

Medicare PIN759M318FMD
Medicare UPING03393MD
Medicaid377741300MD

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CRYSTAL KORAN SLP
Speech-Language Pathologist
25480 POINT LOOKOUT RD
LEONARDTOWN, MD 20650
St. Mary's County (301) 769-6456
DR. CINDY R DALY M.D.
Otolaryngology
25480 POINT LOOKOUT RD
LEONARDTOWN, MD 20650
St. Mary's County (301) 997-0909
CHESAPEAKE AUDIOLOGY, LLC
Audiologist
25480 POINT LOOKOUT RD
LEONARDTOWN, MD 20650
St. Mary's County (301) 997-0909
SPEAK WELL SOLUTIONS, LLC
Clinic/Center (Hearing and Speech)
25480 POINT LOOKOUT RD
LEONARDTOWN, MD 20650
St. Mary's County (301) 672-2148
AMERICAN SURGICAL ASSOCIATES LLC
Specialist
25480 POINT LOOKOUT RD
LEONARDTOWN, MD 20650
St. Mary's County (301) 997-0121
DR. KELLY FRITZ M.D.
Surgery
25480 POINT LOOKOUT RD
LEONARDTOWN, MD 20650
St. Mary's County (301) 997-0909
DR. LEIGH MCCARTHY A.UD.
Audiologist
25480 POINT LOOKOUT RD
LEONARDTOWN, MD 20650
St. Mary's County (301) 997-0909
ELIZABETH DANA BUSCEMA MS CCC-SLP
Speech-Language Pathologist
25480 POINT LOOKOUT RD
LEONARDTOWN, MD 20650
St. Mary's County (301) 769-6456

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Mahaffey's NPI number?

The NPI number for William Mahaffey is 1013916055. It was assigned to this individual provider in the NPPES registry on July 20, 2005.

Where is William Mahaffey located?

William Mahaffey practices at 25480 Point Lookout Rd, Leonardtown, MD 20650. The listed phone number is (301) 997-0909.

What is William Mahaffey's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

When was this NPI record last updated?

The NPPES record for William Mahaffey was last updated on June 23, 2010. NPI Profile syncs with the weekly NPPES data releases published by CMS.