IndividualActive
John Boyd, M.D.
NPI 1215152673 · Neurology Physician · Cambridge, MA
John Boyd, M.D. is a Neurology Physician provider in Cambridge, MA (NPI 1215152673).
Provider details
- NPI number
- 1215152673
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 36146 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Harvard University Health Service
75 Mount Auburn Street
Cambridge, MA 02138
Phone: (617) 495-2001
Approximate (ZIP-level) locationGet directions
Mailing address
1010 Memorial Dr
Cambridge, MA 02138-4859
Registry dates
- Enumerated
- 2007-04-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Boyd's NPI number?
- John Boyd's National Provider Identifier (NPI) is 1215152673, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Boyd's specialty?
- John Boyd is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is John Boyd located?
- John Boyd's practice location on file with NPPES is Harvard University Health Service, Cambridge, MA 02138.
- What is John Boyd's phone number?
- The practice phone number listed in the NPPES registry for John Boyd is (617) 495-2001.
- Is John Boyd's NPI active?
- Yes — John Boyd's NPI (1215152673) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.