Quick answers
- Which hospitals does Marites Q. Ansay work at?
- Medicare's official clinician data lists Marites Q. Ansay at 1 hospital: Aspirus Iron River Hospital & Clinics, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marites Q. Ansay see patients?
- Medicare's clinician data lists 4 practice locations, including Crystal Falls, MI and Iron River, MI. Call before your visit to confirm the address.
- What is Marites Q. Ansay's specialty?
- Medicare lists Pediatric Medicine as the primary specialty, and also Family Practice.
- Does Marites Q. Ansay accept Medicare assignment?
- Yes. Medicare's clinician data says Marites Q. Ansay 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 Marites Q. Ansay?
- (906) 875-4486, as listed in official Medicare / NPI Registry data.
- What is Marites Q. Ansay's NPI number?
- 1609871904. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marites Q. Ansay works
Medicare's Facility Affiliation Data lists Marites Q. Ansay at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Aspirus Iron River Hospital & Clinics, IncIron River, MI · Critical Access Hospital · CCN 231318
Practice locations
Addresses where Marites Q. Ansay is enrolled with Medicare (CMS data updated 2026-10-02).
- 1328 US Hwy 2Crystal Falls, MI 49920 (906) 875‑4486
- 1400 W Ice Lake Rd, Aspirus Iron River HospitalIron River, MI 49935 (906) 265‑6121
- 3257 E US Hwy 2, Northstar Health System Home Care and HospiIron River, MI 49935 (906) 265‑6118
- 814 S Ice Lake Rd, Aspirus Iron River ClinicIron River, MI 49935 (906) 265‑0499
Group practices
Medicare enrollment lists Marites Q. Ansay as a member of this group (CMS data updated 2026-10-02).
- Aspirus Iron River Hospital and Clinics Inc54 clinicians in the group
Specialties
- Pediatric Medicineprimary
- Family Practicealso
Other pediatricians in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1984 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1609871904 |
| 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