IndividualActive
John Hedreen, M.D.
NPI 1770634347 · Neuropathology Physician · Belmont, MA
John Hedreen, M.D. is a Neuropathology Physician provider in Belmont, MA (NPI 1770634347).
Provider details
- NPI number
- 1770634347
- Entity type
- Individual
- Primary specialty
- Neuropathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 79785 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 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
115 Mill St
Belmont, MA 02478
Phone: (800) 272-4622
Street-level locationGet directions
Mailing address
50 Curve St
Wellesley, MA 02482-4660
Registry dates
- Enumerated
- 2007-01-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Hedreen's NPI number?
- John Hedreen's National Provider Identifier (NPI) is 1770634347, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hedreen's specialty?
- John Hedreen is listed in the NPPES registry with a primary specialty of Neuropathology Physician (Allopathic & Osteopathic Physicians).
- Where is John Hedreen located?
- John Hedreen's practice location on file with NPPES is 115 Mill St, Belmont, MA 02478.
- What is John Hedreen's phone number?
- The practice phone number listed in the NPPES registry for John Hedreen is (800) 272-4622.
- Is John Hedreen's NPI active?
- Yes — John Hedreen's NPI (1770634347) 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.