Robert Morrison, M.D.
NPI 1134155138 · Obstetrics & Gynecology Physician · Arcadia, CA
Robert Morrison, M.D. is a Obstetrics & Gynecology Physician provider in Arcadia, CA (NPI 1134155138).
Provider details
- NPI number
- 1134155138
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G33727 (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
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
- 2006-06-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Robert Morrison's NPI number?
- Robert Morrison's National Provider Identifier (NPI) is 1134155138, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Morrison's specialty?
- Robert Morrison is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Morrison located?
- Robert Morrison's practice location on file with NPPES is 51 N 5th Ave, Arcadia, CA 91006-3739.
- What is Robert Morrison's phone number?
- The practice phone number listed in the NPPES registry for Robert Morrison is (626) 447-4400.
- Is Robert Morrison's NPI active?
- Yes — Robert Morrison's NPI (1134155138) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.