ALAN BAO-CHAN DANG MD
NPI 1376727974
Orthopaedic Surgery in San Francisco, CA
About Alan Bao-chan Dang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALAN BAO-CHAN DANG MD (NPI 1376727974) is an individual orthopaedic surgery provider in San Francisco, California, licensed in California (A116008) and active in the NPI registry since December 2007. He 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)
Alan Bao-chan Dang Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Alan Dang reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 93 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 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 Alan Dang's NPI number?
The NPI number for Alan Dang is 1376727974. It was assigned to this individual provider in the NPPES registry on December 19, 2007.
Where is Alan Dang located?
Alan Dang practices at 500 Parnassus Ave Mu-320w, Ucsf Orthopaedic Surgery, San Francisco, CA 94143. The listed phone number is (415) 221-4810.
What is Alan Dang's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Alan Dang enrolled in Medicare?
Yes. Alan Dang is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Alan Dang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alan Dang reassigns Medicare benefits to 3 organizations: Ucsf Medical Group Business Services (San Francisco, CA), University Of California San Francisco (San Francisco, CA) and Regents Of The University Of California (San Diego, 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 Alan Dang'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 Alan Dang was last updated on March 31, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Alan Bao-Chan Dang, MD · NPI 1376727974
Orthopaedic Surgery physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since December 19, 2007.
## Identity
- **NPI:** 1376727974 (Entity type: Individual)
- **Enumerated:** December 19, 2007
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** A116008 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 500 PARNASSUS AVE, MU-320W, UCSF ORTHOPAEDIC SURGERY, San Francisco, CA 94143-0728
- **Phone:** (415) 221-4810
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); University Of California San Francisco (NPI 1164512851, San Francisco, CA); Regents Of The University Of California (NPI 1225130677, San Diego, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 31, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1376727974) · Data from the CMS NPPES public registry.