James Wasserman, M.D.
NPI 1457352874 · Nephrology Physician · Portland, ME
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Wasserman, M.D. is a Nephrology Physician provider in Portland, ME (NPI 1457352874).
Provider details
- NPI number
- 1457352874
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 013304 (ME)
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
- 2005-08-09
- Last updated
- 2012-05-16
Frequently asked questions
- What is James Wasserman's NPI number?
- James Wasserman's National Provider Identifier (NPI) is 1457352874, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Wasserman's specialty?
- James Wasserman is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is James Wasserman located?
- James Wasserman's practice location on file with NPPES is 1600b Congress St, Portland, ME 04102-2124.
- What is James Wasserman's phone number?
- The practice phone number listed in the NPPES registry for James Wasserman is (207) 774-5222.
- Does James Wasserman accept Medicare?
- James Wasserman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Wasserman's NPI active?
- Yes — James Wasserman's NPI (1457352874) is active in the NPPES registry as of the last update on 2012-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.