ELAINE TIANHENG WANG MD
NPI 1811637804
Family Medicine in San Francisco, CA
About Elaine Tianheng Wang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELAINE TIANHENG WANG MD (NPI 1811637804) is an individual family medicine provider in San Francisco, California, licensed in California (A190920) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Elaine Tianheng Wang Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Elaine Wang reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 1,573 clinicians in this Medicare group
San Francisco, CA 94116
- Reassigned Medicare billing, California enrollment
- 20,078 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 94110 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
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 Elaine Wang's NPI number?
The NPI number for Elaine Wang is 1811637804. It was assigned to this individual provider in the NPPES registry on March 29, 2022.
Where is Elaine Wang located?
Elaine Wang practices at 1001 Potrero Avenue Bldg 80-83, San Francisco, CA 94110. The listed phone number is (628) 206-5252.
What is Elaine Wang's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Elaine Wang enrolled in Medicare?
Yes. Elaine Wang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Elaine Wang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elaine Wang reassigns Medicare benefits to 2 organizations: City & County Of San Francisco (San Francisco, CA) and Permanente Medical Group Inc (San Francisco, CA). 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 Elaine Wang'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 Elaine Wang was last updated on February 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Elaine Tianheng Wang, MD · NPI 1811637804
Family Medicine physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since March 29, 2022.
## Identity
- **NPI:** 1811637804 (Entity type: Individual)
- **Enumerated:** March 29, 2022
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A190920 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1001 POTRERO AVENUE, BLDG 80-83, San Francisco, CA 94110-2859
- **Phone:** (628) 206-5252
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): City & County Of San Francisco (NPI 1083648810, San Francisco, CA); Permanente Medical Group Inc (NPI 1841373800, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** February 18, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1811637804) · Data from the CMS NPPES public registry.