IndividualActive
James Mcmahon, MD
NPI 1083803688 · General Acute Care Hospital · Boston, MA
James Mcmahon, MD is a General Acute Care Hospital provider in Boston, MA (NPI 1083803688).
Provider details
- NPI number
- 1083803688
- Entity type
- Individual
- Primary specialty
- General Acute Care HospitalHospitals
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 232459 (MA)
Specialties & taxonomies
Hospitals
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
750 Washington St
Dept of Infectious Diseases New England Medical Center
Boston, MA 02111-1526
Phone: (617) 636-7001
Fax: (617) 636-7100
Street-level locationGet directions
Mailing address
750 Washington St
Boston, MA 02111-1526
Registry dates
- Enumerated
- 2007-10-18
- Last updated
- 2007-10-18
Frequently asked questions
- What is James Mcmahon's NPI number?
- James Mcmahon's National Provider Identifier (NPI) is 1083803688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Mcmahon's specialty?
- James Mcmahon is listed in the NPPES registry with a primary specialty of General Acute Care Hospital (Hospitals).
- Where is James Mcmahon located?
- James Mcmahon's practice location on file with NPPES is 750 Washington St, Boston, MA 02111-1526.
- What is James Mcmahon's phone number?
- The practice phone number listed in the NPPES registry for James Mcmahon is (617) 636-7001.
- Is James Mcmahon's NPI active?
- Yes — James Mcmahon's NPI (1083803688) is active in the NPPES registry as of the last update on 2007-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.