Gastroenterology Institute of Southern California
NPI 1558729459 · Gastroenterology Physician · Beverly Hills, CA
Gastroenterology Institute of Southern California is a Gastroenterology Physician organization in Beverly Hills, CA (NPI 1558729459).
Provider details
- NPI number
- 1558729459
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Peyton Berookim, Owner(310) 271-1122
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
10 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
- 2016-02-05
- Last updated
- 2016-02-05
Frequently asked questions
- What is Gastroenterology Institute of Southern California's NPI number?
- Gastroenterology Institute of Southern California's National Provider Identifier (NPI) is 1558729459, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gastroenterology Institute of Southern California?
- Gastroenterology Institute of Southern California is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Gastroenterology Institute of Southern California located?
- Gastroenterology Institute of Southern California's practice location on file with NPPES is 150 N Robertson Blvd, Beverly Hills, CA 90211-2142.
- What is Gastroenterology Institute of Southern California's phone number?
- The practice phone number listed in the NPPES registry for Gastroenterology Institute of Southern California is (310) 271-1122.
- Who is the authorized official for Gastroenterology Institute of Southern California?
- The authorized official listed on Gastroenterology Institute of Southern California's NPPES record is Peyton Berookim, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gastroenterology Institute of Southern California's NPI active?
- Yes — Gastroenterology Institute of Southern California's NPI (1558729459) is active in the NPPES registry as of the last update on 2016-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.