MITCHELL FUNG MD
NPI 1205986015
Internal Medicine - Rheumatology in Fresno, CA
About Mitchell Fung Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MITCHELL FUNG MD (NPI 1205986015) is an individual rheumatology provider in Fresno, California, licensed in California (G71321) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS and is a graduate of George Washington University School Of Medicine (1989).
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
Mitchell Fung 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 Mitchell Fung reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 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 93720 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 Mitchell Fung's NPI number?
The NPI number for Mitchell Fung is 1205986015. It was assigned to this individual provider in the NPPES registry on January 12, 2007.
Where is Mitchell Fung located?
Mitchell Fung practices at 7300 N Fresno St, Fresno, CA 93720. The listed phone number is (559) 448-4500.
What is Mitchell Fung's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Mitchell Fung enrolled in Medicare?
Yes. Mitchell Fung 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 Mitchell Fung's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mitchell Fung reassigns Medicare benefits to Permanente Medical Group Inc (Stockton, 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 Mitchell Fung'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 Mitchell Fung was last updated on December 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Mitchell Fung, MD · NPI 1205986015
Rheumatology physician in Fresno, California. Individual provider, active in the CMS NPPES registry since January 12, 2007.
## Identity
- **NPI:** 1205986015 (Entity type: Individual)
- **Enumerated:** January 12, 2007
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** G71321 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 7300 N FRESNO ST, Fresno, CA 93720-2941
- **Phone:** (559) 448-4500
## 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:** Permanente Medical Group Inc (NPI 1548343510, Stockton, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** George Washington University School Of Medicine, class of 1989
## Record status
- **NPPES last updated:** December 2, 2021
- **Other identifiers:** Medicaid 00G713210 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1205986015) · Data from the CMS NPPES public registry.