DR. AARON JOSEPH FRANKEL M.D.
NPI 1265619043
Anesthesiology in Oakland, CA
About Dr. Aaron Joseph Frankel M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AARON JOSEPH FRANKEL M.D. (NPI 1265619043) is an individual anesthesiology provider in Oakland, California, licensed in California (A101629) and active in the NPI registry since January 2008. He is enrolled in Medicare PECOS and is a graduate of New York Medical College (2006).
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
Dr. Aaron Joseph Frankel M.d. 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
5Medicare enrollment records show Aaron Frankel reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Richmond, CA 94801
- Reassigned Medicare billing, California enrollment
- 20,078 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 94143
- Reassigned Medicare billing, California enrollment
- 723 clinicians in this Medicare group
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 810 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.
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.
Reported Quality Measures
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.
OAKLAND, CA 94611
OAKLAND, CA 94611
OAKLAND, CA 94611
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 Aaron Frankel's NPI number?
The NPI number for Aaron Frankel is 1265619043. It was assigned to this individual provider in the NPPES registry on January 23, 2008.
Where is Aaron Frankel located?
Aaron Frankel practices at 3600 Broadway, Oakland, CA 94611. The listed phone number is (510) 316-2225.
What is Aaron Frankel's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Aaron Frankel enrolled in Medicare?
Yes. Aaron Frankel 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 Aaron Frankel's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Frankel reassigns Medicare benefits to 5 organizations: Permanente Medical Group Inc (Richmond, CA), University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA), University Anesthesia Medical Group (San Francisco, CA) and John Muir Trauma Physicians Billing Service (Walnut Creek, 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 Aaron Frankel'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 Aaron Frankel was last updated on February 1, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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. Aaron Joseph Frankel, M.D. · NPI 1265619043
Anesthesiology physician in Oakland, California. Individual provider, active in the CMS NPPES registry since January 23, 2008.
## Identity
- **NPI:** 1265619043 (Entity type: Individual)
- **Enumerated:** January 23, 2008
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A101629 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3600 BROADWAY, Oakland, CA 94611-5730
- **Phone:** (510) 316-2225
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Permanente Medical Group Inc (NPI 1235226531, Richmond, CA); University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); University Anesthesia Medical Group (NPI 1528137296, San Francisco, CA); John Muir Trauma Physicians Billing Service (NPI 1093864837, Walnut Creek, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York Medical College, class of 2006
## Record status
- **NPPES last updated:** February 1, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1265619043) · Data from the CMS NPPES public registry.