DR. ROBERT L STAMPER MD
NPI 1861443129
Ophthalmology in San Francisco, CA
About Dr. Robert L Stamper Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROBERT L STAMPER MD (NPI 1861443129) is an individual ophthalmology provider in San Francisco, California, licensed in California (G20933) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Robert L Stamper Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Robert Stamper reassigns Medicare billing to 4 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
- 2,112 clinicians in this Medicare group
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 Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 842 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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
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 Robert Stamper's NPI number?
The NPI number for Robert Stamper is 1861443129. It was assigned to this individual provider in the NPPES registry on May 12, 2006.
Where is Robert Stamper located?
Robert Stamper practices at 533 Parnassus Ave, San Francisco, CA 94143. The listed phone number is (415) 476-3707.
What is Robert Stamper's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Robert Stamper enrolled in Medicare?
Yes. Robert Stamper is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Robert Stamper's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Stamper reassigns Medicare benefits to 4 organizations: Regents Of The University Of California (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA), University Of California San Francisco (San Francisco, CA) and University Of California Sfgh Medical Group (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 Robert Stamper'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 Robert Stamper was last updated on September 12, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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. Robert L Stamper, MD · NPI 1861443129
Ophthalmology physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since May 12, 2006.
## Identity
- **NPI:** 1861443129 (Entity type: Individual)
- **Enumerated:** May 12, 2006
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** G20933 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 533 PARNASSUS AVE, San Francisco, CA 94143-2208
- **Phone:** (415) 476-3707 · **Fax:** (415) 502-6195
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of California (NPI 1376613943, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); University Of California San Francisco (NPI 1164512851, San Francisco, CA); University Of California Sfgh Medical Group (NPI 1174598296, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 12, 2012
- **Other identifiers:** Medicare UPIN A41103 (CA); Medicare PIN 00G209330 (CA); Medicaid 00G209330 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1861443129) · Data from the CMS NPPES public registry.