YONGTIAN TINA TAN MD, MBA
NPI 1528555646
Pediatrics - Pediatric Emergency Medicine in San Francisco, CA
About Yongtian Tina Tan Md, Mba NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
YONGTIAN TINA TAN MD, MBA (NPI 1528555646) is an individual pediatric emergency medicine provider in San Francisco, California, licensed in California (A165395) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS and maintains a secondary practice location in Seattle.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Yongtian Tina Tan Md, Mba is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
5Medicare enrollment records show Yongtian Tan reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94107
- Reassigned Medicare billing, California enrollment
- 1,573 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 842 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
Olympia, WA 98512
- Reassigned Medicare billing, Washington enrollment
- 4,383 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Yongtian Tan's NPI number?
The NPI number for Yongtian Tan is 1528555646. It was assigned to this individual provider in the NPPES registry on April 13, 2018.
Where is Yongtian Tan located?
Yongtian Tan practices at 550 16th St, San Francisco, CA 94143. The listed phone number is (415) 353-1238.
What is Yongtian Tan's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Emergency Medicine, with taxonomy code 2080P0204X.
Is Yongtian Tan enrolled in Medicare?
Yes. Yongtian Tan is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Yongtian Tan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yongtian Tan reassigns Medicare benefits to 5 organizations: City & County Of San Francisco (San Francisco, CA), University Of California Sfgh Medical Group (San Francisco, CA), University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and Multicare Health System (Olympia, WA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Yongtian Tan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Yongtian Tan was last updated on December 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Yongtian Tina Tan, MD, MBA · NPI 1528555646
Pediatric Emergency Medicine physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since April 13, 2018.
## Identity
- **NPI:** 1528555646 (Entity type: Individual)
- **Enumerated:** April 13, 2018
- **Primary specialty:** Pediatrics - Pediatric Emergency Medicine · taxonomy 2080P0204X
- **State license:** A165395 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 550 16TH ST, San Francisco, CA 94143-2549
- **Phone:** (415) 353-1238
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): City & County Of San Francisco (NPI 1013879139, San Francisco, CA); University Of California Sfgh Medical Group (NPI 1174598296, San Francisco, CA); University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); Multicare Health System (NPI 1831609775, Olympia, WA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 10, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1528555646) · Data from the CMS NPPES public registry.