JOHN ARYANPUR M.D.
NPI 1578616686
Neurological Surgery in Eureka, CA
About John Aryanpur M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN ARYANPUR M.D. (NPI 1578616686) is an individual neurological surgery provider in Eureka, California, licensed in California (G76773) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS and is a graduate of Johns Hopkins University School Of Medicine (1984).
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
John Aryanpur 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
2Medicare enrollment records show John Aryanpur reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Eureka, CA 95501
- Reassigned Medicare billing, California enrollment
- 1,699 clinicians in this Medicare group
Irvine, CA 92617
- Reassigned Medicare billing, California enrollment
- 118 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 95501 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 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EUREKA, CA 95501
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 John Aryanpur's NPI number?
The NPI number for John Aryanpur is 1578616686. It was assigned to this individual provider in the NPPES registry on January 19, 2007.
Where is John Aryanpur located?
John Aryanpur practices at 2752 Harrison Ave Suite A, Eureka, CA 95501. The listed phone number is (707) 268-0190.
What is John Aryanpur's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is John Aryanpur enrolled in Medicare?
Yes. John Aryanpur 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 John Aryanpur's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Aryanpur reassigns Medicare benefits to 2 organizations: Providence Medical Foundation (Eureka, CA) and Confermed Of California PC (Irvine, 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 John Aryanpur'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 John Aryanpur was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.