DR. PIROOZ HASSANZADEH MD, MPH, MSF, MSC
NPI 1295476554
Student in an Organized Health Care Education/Training Program in Ontario, CA
About Dr. Pirooz Hassanzadeh Md, Mph, Msf, Msc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PIROOZ HASSANZADEH MD, MPH, MSF, MSC (NPI 1295476554) is an individual student in an organized health care education/training program in Ontario, California and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2021).
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. Pirooz Hassanzadeh Md, Mph, Msf, Msc 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 Pirooz Hassanzadeh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Anaheim, CA 92807
- Reassigned Medicare billing, California enrollment
- 13,921 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.
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 Pirooz Hassanzadeh's NPI number?
The NPI number for Pirooz Hassanzadeh is 1295476554. It was assigned to this individual provider in the NPPES registry on April 1, 2022.
Where is Pirooz Hassanzadeh located?
Pirooz Hassanzadeh practices at 950 N Duesenberg Dr Apt 4213, Ontario, CA 91764. The listed phone number is (949) 466-2949.
What is Pirooz Hassanzadeh's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Pirooz Hassanzadeh enrolled in Medicare?
Yes. Pirooz Hassanzadeh 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 Pirooz Hassanzadeh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Pirooz Hassanzadeh reassigns Medicare benefits to Southern California Permanente Medical Group (Anaheim, 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 Pirooz Hassanzadeh'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 Pirooz Hassanzadeh was last updated on April 1, 2022. 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.
# Dr. Pirooz Hassanzadeh, MD, MPH, MSF, MSC · NPI 1295476554
Student in an Organized Health Care Education/Training Program provider in Ontario, California. Individual provider, active in the CMS NPPES registry since April 1, 2022.
## Identity
- **NPI:** 1295476554 (Entity type: Individual)
- **Enumerated:** April 1, 2022
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 950 N DUESENBERG DR APT 4213, Ontario, CA 91764-7900
- **Phone:** (949) 466-2949
## 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:** Southern California Permanente Medical Group (NPI 1952333460, Anaheim, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** April 1, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1295476554) · Data from the CMS NPPES public registry.