Theodore Steinman, M.D.
NPI 1922065945 · Nephrology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theodore Steinman, M.D. is a Nephrology Physician provider in Boston, MA (NPI 1922065945).
Provider details
- NPI number
- 1922065945
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 31421 (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
- 2006-04-26
- Last updated
- 2011-06-14
Frequently asked questions
- What is Theodore Steinman's NPI number?
- Theodore Steinman's National Provider Identifier (NPI) is 1922065945, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theodore Steinman's specialty?
- Theodore Steinman is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Theodore Steinman located?
- Theodore Steinman's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5400.
- What is Theodore Steinman's phone number?
- The practice phone number listed in the NPPES registry for Theodore Steinman is (617) 667-5278.
- Does Theodore Steinman accept Medicare?
- Theodore Steinman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theodore Steinman's NPI active?
- Yes — Theodore Steinman's NPI (1922065945) is active in the NPPES registry as of the last update on 2011-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.