DR. ERIC DART-YANG FOK M.D., M.S.
NPI 1558896878
Anesthesiology in Folsom, CA
About Dr. Eric Dart-yang Fok M.d., M.s. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ERIC DART-YANG FOK M.D., M.S. (NPI 1558896878) is an individual anesthesiology provider in Folsom, California, licensed in California (136638) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS and is a graduate of Tufts University School Of Medicine (2013).
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. Eric Dart-yang Fok M.d., M.s. 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
3Medicare enrollment records show Eric Fok reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Torrance, CA 90505
- Reassigned Medicare billing, California enrollment
- 78 clinicians in this Medicare group
Orange, CA 92869
- Reassigned Medicare billing, California enrollment
- 168 clinicians in this Medicare group
Fountain Valley, CA 97208
- Reassigned Medicare billing, California enrollment
- 59 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 8
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.
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 Eric Fok's NPI number?
The NPI number for Eric Fok is 1558896878. It was assigned to this individual provider in the NPPES registry on April 24, 2017.
Where is Eric Fok located?
Eric Fok practices at 1650 Creekside Dr, Folsom, CA 95630. The listed phone number is (916) 983-7400.
What is Eric Fok's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Eric Fok enrolled in Medicare?
Yes. Eric Fok 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 Eric Fok's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Fok reassigns Medicare benefits to 3 organizations: Torrance Anesthesia Medical Group Inc. (Torrance, CA), Orange Coast Anesthesia Inc (Orange, CA) and Premiercare Anesthesia Fountain Valley Inc (Fountain Valley, 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 Eric Fok'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 Eric Fok was last updated on April 24, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.