DR. ANTHONY FRANCIS FIREK MD
NPI 1861462640
Internal Medicine - Endocrinology, Diabetes & Metabolism in San Bernardino, CA
About Dr. Anthony Francis Firek Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANTHONY FRANCIS FIREK MD (NPI 1861462640) is an individual endocrinology, diabetes & metabolism provider in San Bernardino, California, licensed in California (G559560) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Hawaii John A. Burns School Of Medicine (1984).
NPPES Registry Identity
Specialties & Licenses
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 and accepts Medicare assignment
Dr. Anthony Francis Firek Md 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 Reassignment
Medicare enrollment records show Anthony Firek reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Moreno Valley, CA 92555
- Reassigned Medicare billing, California enrollment
- 111 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 92404 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.
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 Anthony Firek's NPI number?
The NPI number for Anthony Firek is 1861462640. It was assigned to this individual provider in the NPPES registry on January 25, 2006.
Where is Anthony Firek located?
Anthony Firek practices at 1700 N Waterman Ave, San Bernardino, CA 92404. The listed phone number is (909) 883-8611.
What is Anthony Firek's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Anthony Firek enrolled in Medicare?
Yes. Anthony Firek 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 organization bills Medicare for Anthony Firek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Anthony Firek reassigns Medicare benefits to Riverside Faculty Medical Group Inc (Moreno Valley, CA). The 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 Anthony Firek'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 Anthony Firek was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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. Anthony Francis Firek, MD · NPI 1861462640
Endocrinology, Diabetes & Metabolism physician in San Bernardino, California. Individual provider, active in the CMS NPPES registry since January 25, 2006.
## Identity
- **NPI:** 1861462640 (Entity type: Individual)
- **Enumerated:** January 25, 2006
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **State license:** G559560 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1700 N WATERMAN AVE, San Bernardino, CA 92404-5105
- **Phone:** (909) 883-8611 · **Fax:** (909) 886-1798
## 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:** Riverside Faculty Medical Group Inc (NPI 1124032461, Moreno Valley, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Hawaii John A. Burns School Of Medicine, class of 1984
## Record status
- **NPPES last updated:** July 13, 2026
- **Other identifiers:** Medicaid 00G559560 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1861462640) · Data from the CMS NPPES public registry.