ASHLEY DUZIK DO
NPI 1255861456
Family Medicine in Tarzana, CA
About Ashley Duzik Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ASHLEY DUZIK DO (NPI 1255861456) is an individual family medicine provider in Tarzana, California, licensed in California (20A16724) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS.
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 (PECOS)
Ashley Duzik Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ashley Duzik reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Tarzana, CA 91356
- Reassigned Medicare billing, California enrollment
- 12 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 91356 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TARZANA, CA 91356
TARZANA, CA 91356
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 Ashley Duzik's NPI number?
The NPI number for Ashley Duzik is 1255861456. It was assigned to this individual provider in the NPPES registry on June 19, 2017.
Where is Ashley Duzik located?
Ashley Duzik practices at 18607 Ventura Blvd, Tarzana, CA 91356. The listed phone number is (818) 600-1472.
What is Ashley Duzik's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Ashley Duzik enrolled in Medicare?
Yes. Ashley Duzik is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ashley Duzik's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ashley Duzik reassigns Medicare benefits to Thrive Comprehensive Medical Group, Inc. (Tarzana, 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 Ashley Duzik'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 Ashley Duzik was last updated on June 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Ashley Duzik, DO · NPI 1255861456
Family Medicine physician in Tarzana, California. Individual provider, active in the CMS NPPES registry since June 19, 2017.
## Identity
- **NPI:** 1255861456 (Entity type: Individual)
- **Enumerated:** June 19, 2017
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 20A16724 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 18607 VENTURA BLVD, Tarzana, CA 91356-4159
- **Phone:** (818) 600-1472
## 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:** Thrive Comprehensive Medical Group, Inc. (NPI 1659625002, Tarzana, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 29, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1255861456) · Data from the CMS NPPES public registry.