DR. ROBERT SUDHIR VAIDYA D.O.
NPI 1891910105
Internal Medicine in Ann Arbor, MI
About Dr. Robert Sudhir Vaidya D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROBERT SUDHIR VAIDYA D.O. (NPI 1891910105) is an individual internal medicine provider in Ann Arbor, Michigan, licensed in Michigan (5101016730) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS, is affiliated with University Of Michigan Health System, and is a graduate of Michigan State University College Of Osteopathic Medicine (2006).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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. Robert Sudhir Vaidya D.o. 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
2Medicare enrollment records show Robert Vaidya reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Southfield, MI 48076
- Reassigned Medicare billing, Michigan enrollment
- 279 clinicians in this Medicare group
Detroit, MI 48202
- Reassigned Medicare billing, Michigan enrollment
- 1,886 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 2
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, MITrinity Health Ann Arbor Hospital
Acute Care Hospitals · Ann Arbor, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48108 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ANN ARBOR, MI 48108
ANN ARBOR, MI 48108
ANN ARBOR, MI 48108
ANN ARBOR, MI 48108
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 Robert Vaidya's NPI number?
The NPI number for Robert Vaidya is 1891910105. It was assigned to this individual provider in the NPPES registry on April 13, 2007.
Where is Robert Vaidya located?
Robert Vaidya practices at 1194 Oak Valley Dr Ste 80B, Ann Arbor, MI 48108. The listed phone number is (734) 975-5000.
What is Robert Vaidya's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Robert Vaidya enrolled in Medicare?
Yes. Robert Vaidya 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 Robert Vaidya's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Vaidya reassigns Medicare benefits to 2 organizations: Vpa PC (Southfield, MI) and Henry Ford Health System (Detroit, MI). 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 Robert Vaidya's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Robert Vaidya accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan and Ambetter from Meridian list Robert Vaidya 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.
Is Robert Vaidya affiliated with any hospitals?
According to CMS data, Robert Vaidya is affiliated with University Of Michigan Health System and Trinity Health Ann Arbor Hospital.
When was this NPI record last updated?
The NPPES record for Robert Vaidya was last updated on September 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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. Robert Sudhir Vaidya, D.O. · NPI 1891910105
Internal Medicine physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since April 13, 2007.
## Identity
- **NPI:** 1891910105 (Entity type: Individual)
- **Enumerated:** April 13, 2007
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 5101016730 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1194 OAK VALLEY DR STE 80B, Ann Arbor, MI 48108-8942
- **Phone:** (734) 975-5000 · **Fax:** (734) 975-0376
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Vpa PC (NPI 1245859446, Southfield, MI); Henry Ford Health System (NPI 1003990318, Detroit, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 2006
## Record status
- **NPPES last updated:** September 4, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1891910105) · Data from the CMS NPPES public registry.