Norman J. Rosen, M.D.
NPI 1528376449 · Endocrinology, Diabetes & Metabolism Physician · Walnut Creek, CA
Norman J. Rosen, M.D. is a Endocrinology, Diabetes & Metabolism Physician organization in Walnut Creek, CA (NPI 1528376449).
Provider details
- NPI number
- 1528376449
- Entity type
- Organization
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Melinda Martin, Office Manager(925) 256-7958
- License
- A24645 (CA)
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
15 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
- 2010-09-14
- Last updated
- 2010-09-14
Frequently asked questions
- What is Norman J. Rosen, M.D.'s NPI number?
- Norman J. Rosen, M.D.'s National Provider Identifier (NPI) is 1528376449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Norman J. Rosen, M.D.?
- Norman J. Rosen, M.D. is classified in the NPPES registry as Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Norman J. Rosen, M.D. located?
- Norman J. Rosen, M.D.'s practice location on file with NPPES is 120 La Casa Via Ste 211, Walnut Creek, CA 94598-3007.
- What is Norman J. Rosen, M.D.'s phone number?
- The practice phone number listed in the NPPES registry for Norman J. Rosen, M.D. is (925) 256-7958.
- Who is the authorized official for Norman J. Rosen, M.D.?
- The authorized official listed on Norman J. Rosen, M.D.'s NPPES record is Melinda Martin, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Norman J. Rosen, M.D.'s NPI active?
- Yes — Norman J. Rosen, M.D.'s NPI (1528376449) is active in the NPPES registry as of the last update on 2010-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.