RONALD COHEN MD
NPI 1871532044
Radiology - Diagnostic Radiology in Oakland, CA
About Ronald Cohen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RONALD COHEN MD (NPI 1871532044) is an individual diagnostic radiology provider in Oakland, California, licensed in California (G41653) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in San Francisco.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ronald Cohen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Ronald Cohen 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 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
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 94609 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.
OAKLAND, CA 94609
OAKLAND, CA 94609
OAKLAND, CA 94609
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 Ronald Cohen's NPI number?
The NPI number for Ronald Cohen is 1871532044. It was assigned to this individual provider in the NPPES registry on June 5, 2006.
Where is Ronald Cohen located?
Ronald Cohen practices at 747 52nd St, Oakland, CA 94609. The listed phone number is (510) 428-3410.
What is Ronald Cohen's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Ronald Cohen enrolled in Medicare?
Yes. Ronald Cohen is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ronald Cohen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ronald Cohen reassigns Medicare benefits to 2 organizations: University Of California San Francisco (San Francisco, CA) and Ucsf Medical Group Business Services (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 Ronald Cohen'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 Ronald Cohen was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Ronald Cohen, MD · NPI 1871532044
Diagnostic Radiology physician in Oakland, California. Individual provider, active in the CMS NPPES registry since June 5, 2006.
## Identity
- **NPI:** 1871532044 (Entity type: Individual)
- **Enumerated:** June 5, 2006
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** G41653 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 747 52ND ST, Oakland, CA 94609-1809
- **Phone:** (510) 428-3410 · **Fax:** (510) 601-3968
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 17, 2018
- **Other identifiers:** Medicaid 00G416530 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1871532044) · Data from the CMS NPPES public registry.