John Unterborn, M.D.
NPI 1548363518 · Pulmonary Disease Physician · Brighton, MA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Unterborn, M.D. is a Pulmonary Disease Physician provider in Brighton, MA (NPI 1548363518).
Provider details
- NPI number
- 1548363518
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 74600 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-09-06
- Last updated
- 2011-10-24
Frequently asked questions
- What is John Unterborn's NPI number?
- John Unterborn's National Provider Identifier (NPI) is 1548363518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Unterborn's specialty?
- John Unterborn is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Unterborn located?
- John Unterborn's practice location on file with NPPES is 11 Nevins St, Brighton, MA 02135-3514.
- What is John Unterborn's phone number?
- The practice phone number listed in the NPPES registry for John Unterborn is (617) 779-6700.
- Does John Unterborn accept Medicare?
- John Unterborn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Unterborn's NPI active?
- Yes — John Unterborn's NPI (1548363518) is active in the NPPES registry as of the last update on 2011-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.