Ahn Bassuk California Hospitalists, Inc
NPI 1922369818 · Family Medicine Physician · Glendale, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ahn Bassuk California Hospitalists, Inc is a Family Medicine Physician organization in Glendale, CA (NPI 1922369818).
Provider details
- NPI number
- 1922369818
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Eugene Ahn, President(818) 795-2460
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Internal Medicine Physician207R00000X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
Other names (DBA / former)
- Doing business as
- Abc Hospitalists
Registry dates
- Enumerated
- 2012-06-06
- Last updated
- 2020-08-28
- Certified
- 2020-08-28
Frequently asked questions
- What is Ahn Bassuk California Hospitalists, Inc's NPI number?
- Ahn Bassuk California Hospitalists, Inc's National Provider Identifier (NPI) is 1922369818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ahn Bassuk California Hospitalists, Inc?
- Ahn Bassuk California Hospitalists, Inc is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ahn Bassuk California Hospitalists, Inc located?
- Ahn Bassuk California Hospitalists, Inc's practice location on file with NPPES is 1509 Wilson Ter, Glendale, CA 91206-4007.
- What is Ahn Bassuk California Hospitalists, Inc's phone number?
- The practice phone number listed in the NPPES registry for Ahn Bassuk California Hospitalists, Inc is (818) 795-2460.
- Does Ahn Bassuk California Hospitalists, Inc accept Medicare?
- Ahn Bassuk California Hospitalists, Inc 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 Ahn Bassuk California Hospitalists, Inc?
- The authorized official listed on Ahn Bassuk California Hospitalists, Inc's NPPES record is Eugene Ahn, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ahn Bassuk California Hospitalists, Inc's NPI active?
- Yes — Ahn Bassuk California Hospitalists, Inc's NPI (1922369818) is active in the NPPES registry as of the last update on 2020-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.