Quick answers
- Which hospitals does Anup Sud work at?
- Medicare's official clinician data lists Anup Sud at 1 hospital: McLaren Flint. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Anup Sud see patients?
- Medicare's clinician data lists 3 practice locations, including Janesville, WI, Flint, MI and Rockford, IL. Call before your visit to confirm the address.
- What is Anup Sud's specialty?
- Medicare lists Thoracic Surgery as the primary specialty, and also Cardiac Surgery.
- Does Anup Sud accept Medicare assignment?
- Yes. Medicare's clinician data says Anup Sud accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Anup Sud?
- (608) 756-6000, as listed in official Medicare / NPI Registry data.
- What is Anup Sud's NPI number?
- 1316972631. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Anup Sud works
Medicare's Facility Affiliation Data lists Anup Sud at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- McLaren FlintFlint, MI · Acute Care Hospital · CCN 230141
Practice locations
Addresses where Anup Sud is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 Mineral Point AveJanesville, WI 53548 (608) 756‑6000
- 401 S Ballenger HwyFlint, MI 48532 (810) 342‑2063
- 8201 E Riverside BlvdRockford, IL 61114 (815) 971‑2000
Group practices
Medicare enrollment lists Anup Sud as a member of these groups (CMS data updated 2026-10-02).
- Mercy Health System Corporation753 clinicians in the group
- Rockford Health Physicians521 clinicians in the group
- McLaren Flint143 clinicians in the group
Specialties
- Thoracic Surgeryprimary
- Cardiac Surgeryalso
Other thoracic surgeons in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1975 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1316972631 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians