Quick answers
- Which hospitals does Than Aye work at?
- Medicare's official clinician data lists Than Aye at 5 hospitals: Monument Health Lead-Deadwood Hospital, Monument Health Rapid City Hospital, Monument Health Spearfish Hospital, St Peters Health and Weston County Health Services. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Than Aye see patients?
- Medicare's clinician data lists 2 practice locations, including Helena, MT and Rapid City, SD. Call before your visit to confirm the address.
- What is Than Aye's specialty?
- Medicare lists Hematology/Oncology as the primary specialty.
- Does Than Aye accept Medicare assignment?
- Yes. Medicare's clinician data says Than Aye 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 Than Aye?
- (406) 447-2828, as listed in official Medicare / NPI Registry data.
- What is Than Aye's NPI number?
- 1104053792. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Than Aye works
Medicare's Facility Affiliation Data lists Than Aye at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Monument Health Lead-Deadwood HospitalDeadwood, SD · Critical Access Hospital · CCN 431320
- Monument Health Rapid City HospitalRapid City, SD · Acute Care Hospital · CCN 430077
- Monument Health Spearfish HospitalSpearfish, SD · Acute Care Hospital · CCN 430048
- St Peters HealthHelena, MT · Acute Care Hospital · CCN 270003
- Weston County Health ServicesNewcastle, WY · Critical Access Hospital · CCN 531303
Practice locations
Addresses where Than Aye is enrolled with Medicare (CMS data updated 2026-10-02).
- 2475 E Broadway StHelena, MT 59601 (406) 447‑2828
- 353 Fairmont BlvdRapid City, SD 57701 (605) 755‑1000
Group practices
Medicare enrollment lists Than Aye as a member of these groups (CMS data updated 2026-10-02).
- Monument Health Rapid City Hospital Inc564 clinicians in the group
- St Peters Health199 clinicians in the group
Specialties
- Hematology/Oncologyprimary
Other hematologist-oncologists in Montana
Clinicians with the same Medicare primary specialty in Montana — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2004 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104053792 |
| 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