John Heisel, MD
NPI 1679511521 · Psychiatry Physician · Boston, MA
John Heisel, MD is a Psychiatry Physician provider in Boston, MA (NPI 1679511521).
Provider details
- NPI number
- 1679511521
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 36950 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2006-06-03
- Last updated
- 2019-08-30
Frequently asked questions
- What is John Heisel's NPI number?
- John Heisel's National Provider Identifier (NPI) is 1679511521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Heisel's specialty?
- John Heisel is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is John Heisel located?
- John Heisel's practice location on file with NPPES is 133 Brookline Ave, Boston, MA 02215-3904.
- What is John Heisel's phone number?
- The practice phone number listed in the NPPES registry for John Heisel is (617) 421-1157.
- Is John Heisel's NPI active?
- Yes — John Heisel's NPI (1679511521) is active in the NPPES registry as of the last update on 2019-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.