DR. TERESA JASMINE TUAN M.D.
NPI 1578880027
Pediatrics in San Francisco, CA
About Dr. Teresa Jasmine Tuan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TERESA JASMINE TUAN M.D. (NPI 1578880027) is an individual pediatrics provider in San Francisco, California, licensed in California (A120815) and active in the NPI registry since April 2010. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Teresa Jasmine Tuan M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
6Medicare enrollment records show Teresa Tuan reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 1,159 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
San Francisco, CA 94116
- Reassigned Medicare billing, California enrollment
- 1,573 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 637 clinicians in this Medicare group
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Childrens Hospital Los Angeles Medical Group Inc
- 1,281 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 5
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
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 Teresa Tuan's NPI number?
The NPI number for Teresa Tuan is 1578880027. It was assigned to this individual provider in the NPPES registry on April 23, 2010.
Where is Teresa Tuan located?
Teresa Tuan practices at 505 Parnassus Ave # M691, San Francisco, CA 94143. The listed phone number is (801) 910-0043.
What is Teresa Tuan's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Teresa Tuan enrolled in Medicare?
Yes. Teresa Tuan is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Teresa Tuan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Teresa Tuan reassigns Medicare benefits to 6 organizations: Ucsf Pediatrics Associates (San Francisco, CA), University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA), City & County Of San Francisco (San Francisco, CA), University Of California Sfgh Medical Group (San Francisco, CA) and 1 more organization, listed in the Medicare section above. 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 Teresa Tuan'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 Teresa Tuan was last updated on May 2, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.
# Dr. Teresa Jasmine Tuan, M.D. · NPI 1578880027
Pediatrics physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since April 23, 2010.
## Identity
- **NPI:** 1578880027 (Entity type: Individual)
- **Enumerated:** April 23, 2010
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** A120815 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 505 PARNASSUS AVE # M691, San Francisco, CA 94143-2204
- **Phone:** (801) 910-0043
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Ucsf Pediatrics Associates (NPI 1376614016, San Francisco, CA); University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); City & County Of San Francisco (NPI 1528083300, San Francisco, CA); University Of California Sfgh Medical Group (NPI 1356696215, San Francisco, CA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 2, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1578880027) · Data from the CMS NPPES public registry.