DR. WILLIE M WINZER M.D.
NPI 1043273014
Hospitalist in Atlanta, GA
About Dr. Willie M Winzer M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIE M WINZER M.D. (NPI 1043273014) is an individual hospitalist provider in Atlanta, Georgia, licensed in Georgia (031365) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Carrollton.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Willie M Winzer M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Willie Winzer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Atlanta, GA 30318
- Reassigned Medicare billing, Georgia enrollment
- 64 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 30309 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ATLANTA, GA 30309
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 Willie Winzer's NPI number?
The NPI number for Willie Winzer is 1043273014. It was assigned to this individual provider in the NPPES registry on April 10, 2006.
Where is Willie Winzer located?
Willie Winzer practices at 35 Collier Rd NW Ste 635, Atlanta, GA 30309. The listed phone number is (404) 367-3014.
What is Willie Winzer's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Willie Winzer enrolled in Medicare?
Yes. Willie Winzer is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Willie Winzer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Willie Winzer reassigns Medicare benefits to Saint Joseph's Mercy Care Services, Inc. (Atlanta, GA). 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 Willie Winzer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Willie Winzer accept?
Health plans from CareSource (Common Ground Healthcare) list Willie Winzer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Willie Winzer was last updated on December 11, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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. Willie M Winzer, M.D. · NPI 1043273014
Hospitalist physician in Atlanta, Georgia. Individual provider, active in the CMS NPPES registry since April 10, 2006.
## Identity
- **NPI:** 1043273014 (Entity type: Individual)
- **Enumerated:** April 10, 2006
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 031365 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 35 COLLIER RD NW STE 635, Atlanta, GA 30309-1611
- **Phone:** (404) 367-3014
## 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:** Saint Joseph's Mercy Care Services, Inc. (NPI 1477794360, Atlanta, GA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 11, 2017
- **Other identifiers:** Medicaid 000416512K (GA)
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Source: [NPI Profile](https://npiprofile.com/npi/1043273014) · Data from the CMS NPPES public registry.