DR. NICOLAS ANTHONY WOZMAK M.D.
NPI 1467619353
Anesthesiology in Napa, CA
About Dr. Nicolas Anthony Wozmak M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NICOLAS ANTHONY WOZMAK M.D. (NPI 1467619353) is an individual anesthesiology provider in Napa, California, licensed in California (A109605) and active in the NPI registry since May 2008. He is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of New York Medical College (2005).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 4
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. Nicolas Anthony Wozmak 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
5Medicare enrollment records show Nicolas Wozmak reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Napa, CA 94558
- Reassigned Medicare billing, California enrollment
Oakland, CA 94609
- Reassigned Medicare billing, California enrollment
- 68 clinicians in this Medicare group
Sacramento, CA 95821
- Reassigned Medicare billing, California enrollment
- 65 clinicians in this Medicare group
Carmichael, CA 95608
- Reassigned Medicare billing, California enrollment
- 48 clinicians in this Medicare group
South Lake Tahoe, CA 96150
- Reassigned Medicare billing, California enrollment
- 18 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 2
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.
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.
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 Nicolas Wozmak's NPI number?
The NPI number for Nicolas Wozmak is 1467619353. It was assigned to this individual provider in the NPPES registry on May 19, 2008.
Where is Nicolas Wozmak located?
Nicolas Wozmak practices at 4 Financial Plz, Napa, CA 94558. The listed phone number is (707) 266-7051.
What is Nicolas Wozmak's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Nicolas Wozmak enrolled in Medicare?
Yes. Nicolas Wozmak 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 Nicolas Wozmak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nicolas Wozmak reassigns Medicare benefits to 5 organizations: Nicolas A Wozmak MD A Professional Corporation (Napa, CA), East Bay Anesthesiology Medical Group, Inc (Oakland, CA), Sacsolano Anesthesia Exchange Medical Group, Inc (Sacramento, CA), Metropolitan Anesthesiology Consultants A Medical Group Inc (Carmichael, CA) and South Tahoe Anesthesia Medical Group (South Lake Tahoe, 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 Nicolas Wozmak'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 Nicolas Wozmak was last updated on March 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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. Nicolas Anthony Wozmak, M.D. · NPI 1467619353
Anesthesiology physician in Napa, California. Individual provider, active in the CMS NPPES registry since May 19, 2008.
## Identity
- **NPI:** 1467619353 (Entity type: Individual)
- **Enumerated:** May 19, 2008
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A109605 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4 FINANCIAL PLZ, Napa, CA 94558-3043
- **Phone:** (707) 266-7051
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Nicolas A Wozmak MD A Professional Corporation (NPI 1174327787, Napa, CA); East Bay Anesthesiology Medical Group, Inc (NPI 1649226242, Oakland, CA); Sacsolano Anesthesia Exchange Medical Group, Inc (NPI 1720401284, Sacramento, CA); Metropolitan Anesthesiology Consultants A Medical Group Inc (NPI 1184671372, Carmichael, CA); South Tahoe Anesthesia Medical Group (NPI 1962513770, South Lake Tahoe, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York Medical College, class of 2005
## Record status
- **NPPES last updated:** March 31, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1467619353) · Data from the CMS NPPES public registry.