What is San Yoon's NPI number?

San Yoon's National Provider Identifier (NPI) is 1528685534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is San Yoon's specialty?

San Yoon is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).

Where is San Yoon located?

San Yoon's practice location on file with NPPES is 11234 Anderson St, Loma Linda, CA 92350-1716.

What is San Yoon's phone number?

The practice phone number listed in the NPPES registry for San Yoon is (909) 558-4475.

Does San Yoon accept Medicare?

San Yoon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is San Yoon's NPI active?

Yes — San Yoon's NPI (1528685534) is active in the NPPES registry as of the last update on 2026-02-09.

IndividualActiveAccepts Medicare

San Yoon, MD

NPI 1528685534 · Anesthesiology Physician · Loma Linda, CA

Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

San Yoon, MD is a Anesthesiology Physician provider in Loma Linda, CA (NPI 1528685534).

Provider details

NPI number: 1528685534
Entity type: Individual
Primary specialty: Anesthesiology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: A202311 (CA)

Specialties & taxonomies

Anesthesiology PhysicianPrimary207L00000XLicense A202311 (CA)
Allopathic & Osteopathic Physicians
Anesthesiology Physician207L00000XLicense 125.077177 (IL)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(73/100 index)

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
3 documented practice locations

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

11234 Anderson St

Loma Linda, CA 92350-1716

Phone: (909) 558-4475

Street-level locationGet directions

More CA providers

Mailing address

1901 W Harrison St

Chicago, IL 60612-3714

Additional practice locations (2)

1901 W Harrison St
Chicago, IL 60612-3714
Phone: (312) 864-6000
6720 Bertner Ave Ste O-520
Houston, TX 77030-2604
Phone: (541) 231-0386

Enumerated: 2020-06-25
Last updated: 2026-02-09
Certified: 2026-02-09

Frequently asked questions

What is San Yoon's NPI number?: San Yoon's National Provider Identifier (NPI) is 1528685534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is San Yoon's specialty?: San Yoon is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
Where is San Yoon located?: San Yoon's practice location on file with NPPES is 11234 Anderson St, Loma Linda, CA 92350-1716.
What is San Yoon's phone number?: The practice phone number listed in the NPPES registry for San Yoon is (909) 558-4475.
Does San Yoon accept Medicare?: San Yoon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is San Yoon's NPI active?: Yes — San Yoon's NPI (1528685534) is active in the NPPES registry as of the last update on 2026-02-09.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.