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James Sidel, M.D.
NPI 1053458398 · Internal Medicine Physician · Wellesley, MA
James Sidel, M.D. is a Internal Medicine Physician provider in Wellesley, MA (NPI 1053458398).
Provider details
- NPI number
- 1053458398
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 29117 (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
4 Falmouth Rd
Wellesley, MA 02481-1239
Phone: (781) 237-3057
Street-level locationGet directions
Mailing address
99-10 Florence St
Chestnut Hill, MA 02467-1921
Registry dates
- Enumerated
- 2007-01-30
- Last updated
- 2016-05-23
Frequently asked questions
- What is James Sidel's NPI number?
- James Sidel's National Provider Identifier (NPI) is 1053458398, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Sidel's specialty?
- James Sidel is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Sidel located?
- James Sidel's practice location on file with NPPES is 4 Falmouth Rd, Wellesley, MA 02481-1239.
- What is James Sidel's phone number?
- The practice phone number listed in the NPPES registry for James Sidel is (781) 237-3057.
- Is James Sidel's NPI active?
- Yes — James Sidel's NPI (1053458398) is active in the NPPES registry as of the last update on 2016-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.