Natan Seidel, MD
NPI 1437543923 · Pediatrics Physician · Braintree, MA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natan Seidel, MD is a Pediatrics Physician provider in Braintree, MA (NPI 1437543923).
Provider details
- NPI number
- 1437543923
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 273830 (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
11 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
- 2015-03-24
- Last updated
- 2019-10-11
Frequently asked questions
- What is Natan Seidel's NPI number?
- Natan Seidel's National Provider Identifier (NPI) is 1437543923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natan Seidel's specialty?
- Natan Seidel is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Natan Seidel located?
- Natan Seidel's practice location on file with NPPES is 340 Wood Rd Ste 301, Braintree, MA 02184-2418.
- What is Natan Seidel's phone number?
- The practice phone number listed in the NPPES registry for Natan Seidel is (781) 356-6200.
- Does Natan Seidel accept Medicare?
- Natan Seidel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natan Seidel's NPI active?
- Yes — Natan Seidel's NPI (1437543923) is active in the NPPES registry as of the last update on 2019-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.