MARK ANDREW FUSUNYAN MD
NPI 1568984953
Psychiatry & Neurology - Psychiatry in San Jose, CA
About Mark Andrew Fusunyan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK ANDREW FUSUNYAN MD (NPI 1568984953) is an individual psychiatry provider in San Jose, California, licensed in California (172926) and active in the NPI registry since July 2017. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Massachusetts Medical School (2017).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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
Mark Andrew Fusunyan 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 Mark Fusunyan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Jose, CA 95128
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1629301346 (California)
- 2,460 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
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95128 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
SAN JOSE, CA 95128
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 Mark Fusunyan's NPI number?
The NPI number for Mark Fusunyan is 1568984953. It was assigned to this individual provider in the NPPES registry on July 7, 2017.
Where is Mark Fusunyan located?
Mark Fusunyan practices at 871 Enborg Ct, San Jose, CA 95128. The listed phone number is (408) 855-5100.
What is Mark Fusunyan's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Mark Fusunyan enrolled in Medicare?
Yes. Mark Fusunyan 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 Mark Fusunyan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Fusunyan reassigns Medicare benefits to County Of Santa Clara (San Jose, 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 Mark Fusunyan'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 Mark Fusunyan was last updated on December 14, 2022. 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.
# Mark Andrew Fusunyan, MD · NPI 1568984953
Psychiatry physician in San Jose, California. Individual provider, active in the CMS NPPES registry since July 7, 2017.
## Identity
- **NPI:** 1568984953 (Entity type: Individual)
- **Enumerated:** July 7, 2017
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 172926 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 871 ENBORG CT, San Jose, CA 95128-2645
- **Phone:** (408) 855-5100
## 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:** County Of Santa Clara (NPI 1588721500, San Jose, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Massachusetts Medical School, class of 2017
## Record status
- **NPPES last updated:** December 14, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1568984953) · Data from the CMS NPPES public registry.