Joon Choi MD a Professional Corporation
NPI 1316597693 · Multi-Specialty Clinic/Center · Sun Valley, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joon Choi MD a Professional Corporation is a Multi-Specialty Clinic/Center organization in Sun Valley, CA (NPI 1316597693).
Provider details
- NPI number
- 1316597693
- Entity type
- Organization
- Primary specialty
- Multi-Specialty Clinic/CenterAmbulatory Health Care Facilities
- Parent organization
- Joon Choi MD a Professional Corporation
- Organization subpart
- Yes
- Authorized official
- Razmik Sarkisian, Administrator(818) 625-6117
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2019-09-18
- Last updated
- 2019-09-18
Frequently asked questions
- What is Joon Choi MD a Professional Corporation's NPI number?
- Joon Choi MD a Professional Corporation's National Provider Identifier (NPI) is 1316597693, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Joon Choi MD a Professional Corporation?
- Joon Choi MD a Professional Corporation is classified in the NPPES registry as Multi-Specialty Clinic/Center (Ambulatory Health Care Facilities).
- Where is Joon Choi MD a Professional Corporation located?
- Joon Choi MD a Professional Corporation's practice location on file with NPPES is 8100 Sunland Blvd, Sun Valley, CA 91352-3948.
- What is Joon Choi MD a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Joon Choi MD a Professional Corporation is (818) 242-6811.
- Does Joon Choi MD a Professional Corporation accept Medicare?
- Joon Choi MD a 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 Joon Choi MD a Professional Corporation?
- The authorized official listed on Joon Choi MD a Professional Corporation's NPPES record is Razmik Sarkisian, Administrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Joon Choi MD a Professional Corporation's NPI active?
- Yes — Joon Choi MD a Professional Corporation's NPI (1316597693) is active in the NPPES registry as of the last update on 2019-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.