Stanford Chun, MD
NPI 1104385475 · Pediatric Pulmonology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stanford Chun, MD is a Pediatric Pulmonology Physician provider in San Francisco, CA (NPI 1104385475).
Provider details
- NPI number
- 1104385475
- Entity type
- Individual
- Primary specialty
- Pediatric Pulmonology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A179155 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
Mailing address
Additional practice locations (2)
- 4650 W Sunset BlvdLos Angeles, CA 90027-6062Phone: (323) 361-8453
- 505 S Main St Ste 525Orange, CA 92868-4553Phone: (714) 456-5631
Registry dates
- Enumerated
- 2019-03-17
- Last updated
- 2025-08-01
- Certified
- 2025-08-01
Frequently asked questions
- What is Stanford Chun's NPI number?
- Stanford Chun's National Provider Identifier (NPI) is 1104385475, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stanford Chun's specialty?
- Stanford Chun is listed in the NPPES registry with a primary specialty of Pediatric Pulmonology Physician (Allopathic & Osteopathic Physicians).
- Where is Stanford Chun located?
- Stanford Chun's practice location on file with NPPES is 550 16th St Fl 4, San Francisco, CA 94158-2604.
- What is Stanford Chun's phone number?
- The practice phone number listed in the NPPES registry for Stanford Chun is (415) 353-7337.
- Does Stanford Chun accept Medicare?
- Stanford Chun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stanford Chun's NPI active?
- Yes — Stanford Chun's NPI (1104385475) is active in the NPPES registry as of the last update on 2025-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.