MARY ALICE VARGAS DO
NPI 1255025870
Family Medicine in Ann Arbor, MI
About Mary Alice Vargas Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY ALICE VARGAS DO (NPI 1255025870) is an individual family medicine provider in Ann Arbor, Michigan, licensed in Michigan (5101029045) and active in the NPI registry since June 2023. She is enrolled in Medicare PECOS, is affiliated with University Of Michigan Health System, and maintains a secondary practice location in Jacksonville.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Mary Alice Vargas Do 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 Mary Vargas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Ann Arbor, MI 48109
- Reassigned Medicare billing, Michigan enrollment
- 139 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Michigan Health System
Acute Care Hospitals · Ann Arbor, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48105 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.
ANN ARBOR, MI 48105
ANN ARBOR, MI 48105
ANN ARBOR, MI 48105
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 Mary Vargas's NPI number?
The NPI number for Mary Vargas is 1255025870. It was assigned to this individual provider in the NPPES registry on June 6, 2023.
Where is Mary Vargas located?
Mary Vargas practices at 24 Frank Lloyd Wright Dr, Ann Arbor, MI 48105. The listed phone number is (734) 539-5000.
What is Mary Vargas's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Mary Vargas enrolled in Medicare?
Yes. Mary Vargas 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 Mary Vargas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Vargas reassigns Medicare benefits to Regents Of The University Of Michigan (Ann Arbor, MI). 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 Mary Vargas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Mary Vargas affiliated with any hospitals?
According to CMS data, Mary Vargas is affiliated with University Of Michigan Health System.
When was this NPI record last updated?
The NPPES record for Mary Vargas was last updated on July 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mary Alice Vargas, DO · NPI 1255025870
Family Medicine physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since June 6, 2023.
## Identity
- **NPI:** 1255025870 (Entity type: Individual)
- **Enumerated:** June 6, 2023
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 5101029045 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 24 FRANK LLOYD WRIGHT DR, Ann Arbor, MI 48105-9484
- **Phone:** (734) 539-5000
## 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:** Regents Of The University Of Michigan (NPI 1669402848, Ann Arbor, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** July 20, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1255025870) · Data from the CMS NPPES public registry.