DR. RUSSELL C FRITZ M.D.
NPI 1679550032
Radiology - Diagnostic Radiology in Greenbrae, CA
About Dr. Russell C Fritz M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RUSSELL C FRITZ M.D. (NPI 1679550032) is an individual diagnostic radiology provider in Greenbrae, California, licensed in California (G60870) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, is affiliated with Nebraska Orthopaedic Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Other Identifiers 8
Accepted Insurance
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. Russell C Fritz 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
10Medicare enrollment records show Russell Fritz reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Novato, CA 94949
- Reassigned Medicare billing, California and Hawaii enrollments
- 111 clinicians in this Medicare group
San Francisco, CA 94115
- Reassigned Medicare billing, California and Hawaii enrollments
- 5 clinicians in this Medicare group
San Francisco, CA 94109
- Reassigned Medicare billing, California and Hawaii enrollments
- 96 clinicians in this Medicare group
Fairfield, CA 94534
- Reassigned Medicare billing, California enrollment
- 3,056 clinicians in this Medicare group
Salinas, CA 93901
- Reassigned Medicare billing, California and Hawaii enrollments
- 10 clinicians in this Medicare group
Monterey, CA 93940
- Reassigned Medicare billing, California enrollment
- 68 clinicians in this Medicare group
Monterey, CA 93940
- Reassigned Medicare billing, California enrollment
- 132 clinicians in this Medicare group
Kennewick, WA 99336
- Reassigned Medicare billing, Washington enrollment
- 589 clinicians in this Medicare group
Tulsa, OK 74137
- Reassigned Medicare billing, California enrollment
- 10 clinicians in this Medicare group
Oradell, NJ 07649
- Reassigned Medicare billing, California, Hawaii and New Jersey enrollments
- 10 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Nebraska Orthopaedic Hospital
Acute Care Hospitals · Omaha, NEOklahoma Surgical Hospital, LLC
Acute Care Hospitals · Tulsa, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94904 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.
GREENBRAE, CA 94904
GREENBRAE, CA 94904
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 Russell Fritz's NPI number?
The NPI number for Russell Fritz is 1679550032. It was assigned to this individual provider in the NPPES registry on December 28, 2005.
Where is Russell Fritz located?
Russell Fritz practices at 250 Bon Air Rd, Greenbrae, CA 94904. The listed phone number is (415) 884-3415.
What is Russell Fritz's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Russell Fritz enrolled in Medicare?
Yes. Russell Fritz 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 Russell Fritz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Russell Fritz reassigns Medicare benefits to 10 organizations: Prima Medical Foundation (Novato, CA), California Pacific Advanced Imaging (San Francisco, CA), California Advanced Imaging Medical Associates Inc (San Francisco, CA), Sutter Valley Medical Foundation (Fairfield, CA), Salinas Valley Advanced Imaging Center Corporation (Salinas, CA) and 5 more organizations, listed in the Medicare section above. 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 Russell Fritz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Russell Fritz accept?
Health plans from Ambetter Health, Premera Blue Cross Blue Shield of Alaska and Wellmark Health Plan of Iowa, Inc. list Russell Fritz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Russell Fritz affiliated with any hospitals?
According to CMS data, Russell Fritz is affiliated with Nebraska Orthopaedic Hospital and Oklahoma Surgical Hospital, LLC.
When was this NPI record last updated?
The NPPES record for Russell Fritz was last updated on May 13, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Russell C Fritz, M.D. · NPI 1679550032
Diagnostic Radiology physician in Greenbrae, California. Individual provider, active in the CMS NPPES registry since December 28, 2005.
## Identity
- **NPI:** 1679550032 (Entity type: Individual)
- **Enumerated:** December 28, 2005
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** G60870 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 250 BON AIR RD, Greenbrae, CA 94904-1702
- **Phone:** (415) 884-3415 · **Fax:** (415) 883-0877
## 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:** 10 organizations under Medicare reassignment (form CMS-855R): Prima Medical Foundation (NPI 1811217946, Novato, CA); California Pacific Advanced Imaging (NPI 1912950676, San Francisco, CA); California Advanced Imaging Medical Associates Inc (NPI 1881646909, San Francisco, CA); Sutter Valley Medical Foundation (NPI 1184859894, Fairfield, CA); Salinas Valley Advanced Imaging Center Corporation (NPI 1700622586, Salinas, CA); and 5 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Duke University School Of Medicine, class of 1986
## Record status
- **NPPES last updated:** May 13, 2020
- **Other identifiers:** Medicaid 00G60870 (OK); Medicaid 867666 (AZ); Other 300121784 (CA); and 5 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1679550032) · Data from the CMS NPPES public registry.