Robert Rosenbaum, MD
NPI 1235317553 · Internal Medicine Physician · East Lansing, MI
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Rosenbaum, MD is a Internal Medicine Physician provider in East Lansing, MI (NPI 1235317553).
Provider details
- NPI number
- 1235317553
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4301039577 (MI)
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
18 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
- 2008-02-08
- Last updated
- 2008-02-08
Frequently asked questions
- What is Robert Rosenbaum's NPI number?
- Robert Rosenbaum's National Provider Identifier (NPI) is 1235317553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Rosenbaum's specialty?
- Robert Rosenbaum is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Rosenbaum located?
- Robert Rosenbaum's practice location on file with NPPES is 6196 E Golfridge Dr, East Lansing, MI 48823.
- What is Robert Rosenbaum's phone number?
- The practice phone number listed in the NPPES registry for Robert Rosenbaum is (517) 203-0736.
- Does Robert Rosenbaum accept Medicare?
- Robert Rosenbaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Rosenbaum's NPI active?
- Yes — Robert Rosenbaum's NPI (1235317553) is active in the NPPES registry as of the last update on 2008-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.