Quick answers
- Does Santhi Subramaniam accept Medicare assignment?
- Yes. Medicare's clinician data says Santhi Subramaniam accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Santhi Subramaniam see?
- In 2024, CMS data shows 118 Original Medicare patients and 1,169 services for Santhi Subramaniam. This counts Original Medicare only and measures volume, not quality.
- What is Santhi Subramaniam's NPI number?
- 1073588315. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Santhi Subramaniam, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 118 |
|---|---|
| Services billed to Medicare | 1,169 |
| Different services or procedures | 20 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)107 services
- Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes (99310)62 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)32 services
- Hospital discharge day management, more than 30 minutes (99239)29 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)28 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease59%
- Arthritis57%
- Diabetes50%
- Depression48%
Hospitals where Santhi Subramaniam works
Medicare's Facility Affiliation Data lists Santhi Subramaniam at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Mayo Clinic Health System - Albert Lea and AustinAlbert Lea, MN · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 240043
- Mayo Clinic Health System - Cannon FallsCannon Falls, MN · Critical Access Hospital · Emergency services: listed by Medicare · CCN 241346
- Mayo Clinic Health System - Lake CityLake City, MN · Critical Access Hospital · Emergency services: listed by Medicare · CCN 241338
- Mayo Clinic Health System in Red WingRed Wing, MN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 240018
Practice locations
Addresses where Santhi Subramaniam is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 8; the Medicare profile lists all.
- 1000 1st Dr NWAustin, MN 55912 (507) 433‑7351
- 1025 Marsh StMankato, MN 56001 (507) 625‑4031
- 2200 NW 26th StOwatonna, MN 55060 (507) 451‑1120
- 2250 NW 26th StOwatonna, MN 55060 (507) 451‑3850
- 32021 County 24 BlvdCannon Falls, MN 55009 (507) 263‑6000
Group practices
Medicare enrollment lists Santhi Subramaniam as a member of these groups (CMS data updated October 2, 2026).
- Mayo Clinic Health System-Southwest Minnesota Region661 clinicians in the group
- Mayo Clinic Health System-Southeast Minnesota Region551 clinicians in the group
- Mayo Clinic Health System-Lake City69 clinicians in the group
Specialties
- Hospitalistprimary
- Internal Medicinealso
Other hospitalists in Austin
Clinicians with the same Medicare primary specialty in Austin, MN — not a recommendation.
Other clinicians in Mayo Clinic Health System-Southwest Minnesota Region
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1985 (41 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1073588315 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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