Robert Paul Zimmerman MD Professional Corporation
NPI 1225586407 · Radiation Oncology Physician · Beverly Hills, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Paul Zimmerman MD Professional Corporation is a Radiation Oncology Physician organization in Beverly Hills, CA (NPI 1225586407).
Provider details
- NPI number
- 1225586407
- Entity type
- Organization
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Robert Zimmerman, Owner(714) 522-2001
- License
- G77580
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
9 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
- 2016-09-15
- Last updated
- 2020-10-07
- Certified
- 2020-10-07
Frequently asked questions
- What is Robert Paul Zimmerman MD Professional Corporation's NPI number?
- Robert Paul Zimmerman MD Professional Corporation's National Provider Identifier (NPI) is 1225586407, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Robert Paul Zimmerman MD Professional Corporation?
- Robert Paul Zimmerman MD Professional Corporation is classified in the NPPES registry as Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Paul Zimmerman MD Professional Corporation located?
- Robert Paul Zimmerman MD Professional Corporation's practice location on file with NPPES is 450 N Roxbury Dr, Beverly Hills, CA 90210-4231.
- What is Robert Paul Zimmerman MD Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Robert Paul Zimmerman MD Professional Corporation is (310) 651-2050.
- Does Robert Paul Zimmerman MD Professional Corporation accept Medicare?
- Robert Paul Zimmerman MD Professional Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Robert Paul Zimmerman MD Professional Corporation?
- The authorized official listed on Robert Paul Zimmerman MD Professional Corporation's NPPES record is Robert Zimmerman, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Robert Paul Zimmerman MD Professional Corporation's NPI active?
- Yes — Robert Paul Zimmerman MD Professional Corporation's NPI (1225586407) is active in the NPPES registry as of the last update on 2020-10-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.