JASON J PRYSTOWSKY MD
NPI 1669407391
Emergency Medicine in Los Angeles, CA
About Jason J Prystowsky Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JASON J PRYSTOWSKY MD (NPI 1669407391) is an individual emergency medicine provider in Los Angeles, California, licensed in California (A99035) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Jason J Prystowsky Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Jason Prystowsky reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Santa Barbara, CA 93105
- Reassigned Medicare billing, California enrollment
- 61 clinicians in this Medicare group
Saipan, MP 96950
- Reassigned Medicare billing, Northern Mariana Islands enrollment
- 200 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 90095 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.
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
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 Jason Prystowsky's NPI number?
The NPI number for Jason Prystowsky is 1669407391. It was assigned to this individual provider in the NPPES registry on July 11, 2006.
Where is Jason Prystowsky located?
Jason Prystowsky practices at 10833 Le Conte Ave, Los Angeles, CA 90095. The listed phone number is (310) 825-2111.
What is Jason Prystowsky's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Jason Prystowsky enrolled in Medicare?
Yes. Jason Prystowsky is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Jason Prystowsky's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jason Prystowsky reassigns Medicare benefits to 2 organizations: South Coast Emergency Medical Group Inc (Santa Barbara, CA) and Commonwealth Healthcare Corporation (Saipan, MP). 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 Jason Prystowsky'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 Jason Prystowsky was last updated on May 17, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Jason J Prystowsky, MD · NPI 1669407391
Emergency Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since July 11, 2006.
## Identity
- **NPI:** 1669407391 (Entity type: Individual)
- **Enumerated:** July 11, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A99035 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 10833 LE CONTE AVE, Los Angeles, CA 90095-3075
- **Phone:** (310) 825-2111
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): South Coast Emergency Medical Group Inc (NPI 1861432627, Santa Barbara, CA); Commonwealth Healthcare Corporation (NPI 1285858290, Saipan, MP) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 17, 2011
- **Other identifiers:** Medicare PIN CG431X (CA); Medicare PIN WA99035B (CA); Medicare PIN CG431Y (CA); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1669407391) · Data from the CMS NPPES public registry.