Jane Stewart, M.D.
NPI 1639116817 · Neonatal-Perinatal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jane Stewart, M.D. is a Neonatal-Perinatal Medicine Physician provider in Boston, MA (NPI 1639116817).
Provider details
- NPI number
- 1639116817
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 59877 (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
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
- 2006-05-31
- Last updated
- 2007-09-07
Frequently asked questions
- What is Jane Stewart's NPI number?
- Jane Stewart's National Provider Identifier (NPI) is 1639116817, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jane Stewart's specialty?
- Jane Stewart is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jane Stewart located?
- Jane Stewart's practice location on file with NPPES is 330 Brookline Street, Boston, MA 02215.
- What is Jane Stewart's phone number?
- The practice phone number listed in the NPPES registry for Jane Stewart is (617) 667-1331.
- Does Jane Stewart accept Medicare?
- Jane Stewart is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jane Stewart's NPI active?
- Yes — Jane Stewart's NPI (1639116817) is active in the NPPES registry as of the last update on 2007-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.