Quick answers
- Does Trisha L. Hittenmiller accept Medicare assignment?
- Yes. Medicare's clinician data says Trisha L. Hittenmiller 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 Trisha L. Hittenmiller see?
- In 2024, CMS data shows 515 Original Medicare patients and 1,196 services for Trisha L. Hittenmiller. This counts Original Medicare only and measures volume, not quality.
- What is Trisha L. Hittenmiller's NPI number?
- 1699177360. 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 Trisha L. Hittenmiller, 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 | 515 |
|---|---|
| Services billed to Medicare | 1,196 |
| Different services or procedures | 19 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)318 services
- Removal of impacted ear wax (69210)308 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)132 services
- Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)125 services
- Exam of ear using a microscope (92504)94 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 cholesterol72%
- High blood pressure67%
- Arthritis42%
- Depression23%
- Diabetes22%
- Anxiety22%
Hospitals where Trisha L. Hittenmiller works
Medicare's Facility Affiliation Data lists Trisha L. Hittenmiller 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.
- Mary Greeley Medical CenterAmes, IA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 160030
- MercyOne Des Moines Medical CenterDes Moines, IA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 160083
Practice locations
Addresses where Trisha L. Hittenmiller is enrolled with Medicare (CMS data updated October 2, 2026).
- 12499 University Ave, Suite 200Clive, IA 50325 (515) 418‑9960
- 3770 8th St SW, Suite BAltoona, IA 50009 (515) 270‑1000
- 640 S 50th St, Unit 1100West Des Moines, IA 50265 (515) 471‑1860
- 8779 Northpark CtJohnston, IA 50131 (515) 270‑1000
Group practices
Medicare enrollment lists Trisha L. Hittenmiller as a member of these groups (CMS data updated October 2, 2026).
- Doctorsnow Walk-In Care, L.C.12 clinicians in the group
- Iowa Ear Center11 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Clive
Clinicians with the same Medicare primary specialty in Clive, IA — not a recommendation.
Other clinicians in Doctorsnow Walk-In Care, L.C.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2014 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1699177360 |
| 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