Robert a Collen M D Medical Corporation
NPI 1952605271 · Internal Medicine Physician · Cerritos, CA
Robert a Collen M D Medical Corporation is a Internal Medicine Physician organization in Cerritos, CA (NPI 1952605271).
Provider details
- NPI number
- 1952605271
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Robert Collen, Ceo(714) 397-0768
- License
- G21229 (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
- 2010-12-29
- Last updated
- 2015-05-22
Frequently asked questions
- What is Robert a Collen M D Medical Corporation's NPI number?
- Robert a Collen M D Medical Corporation's National Provider Identifier (NPI) is 1952605271, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Robert a Collen M D Medical Corporation?
- Robert a Collen M D Medical Corporation is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert a Collen M D Medical Corporation located?
- Robert a Collen M D Medical Corporation's practice location on file with NPPES is 10802 College Pl, Cerritos, CA 90703-1505.
- What is Robert a Collen M D Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Robert a Collen M D Medical Corporation is (562) 904-3998.
- Who is the authorized official for Robert a Collen M D Medical Corporation?
- The authorized official listed on Robert a Collen M D Medical Corporation's NPPES record is Robert Collen, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Robert a Collen M D Medical Corporation's NPI active?
- Yes — Robert a Collen M D Medical Corporation's NPI (1952605271) is active in the NPPES registry as of the last update on 2015-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.