Quick answers
- Does Jamie C. Westerman-Billings accept Medicare assignment?
- Yes. Medicare's clinician data says Jamie C. Westerman-Billings 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 Jamie C. Westerman-Billings see?
- In 2024, CMS data shows 331 Original Medicare patients and 7,169 services for Jamie C. Westerman-Billings. This counts Original Medicare only and measures volume, not quality.
- What is Jamie C. Westerman-Billings's NPI number?
- 1235229816. 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 Jamie C. Westerman-Billings, 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 | 331 |
|---|---|
| Services billed to Medicare | 7,169 |
| Different services or procedures | 122 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Insertion of needle into vein for collection of blood sample (36415)793 services
- Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)427 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)402 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)392 services
- Blood test, comprehensive group of blood chemicals (80053)366 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%
- Arthritis34%
- Diabetes28%
- Chronic kidney disease28%
- Anxiety27%
Hospitals where Jamie C. Westerman-Billings works
Medicare's Facility Affiliation Data lists Jamie C. Westerman-Billings 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.
- Avera McKennan Hospital & University Health CenterSioux Falls, SD · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 430016
- Cherokee Regional Medical CenterCherokee, IA · Critical Access Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 161362
- Lakes Regional HealthcareSpirit Lake, IA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 160124
- Spencer Municipal HospitalSpencer, IA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 160112
Practice locations
Addresses where Jamie C. Westerman-Billings is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 101 E 10th St, Suite 208Spencer, IA 51301 (712) 264‑6189
- 116 E 10th St, Suite 101Spencer, IA 51301 (712) 264‑3500
- 1200 1st Ave ESpencer, IA 51301 (712) 264‑6198
- 1200 1st Ave E C, Nwia Bone Joint and Sports SurgeonsSpencer, IA 51301 (712) 262‑7511
- 2004 Okoboji AveMilford, IA 51351 (712) 338‑2461
Group practices
Medicare enrollment lists Jamie C. Westerman-Billings as a member of this group (CMS data updated October 2, 2026).
- Spencer Municipal Hospital92 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Spencer
Clinicians with the same Medicare primary specialty in Spencer, IA — not a recommendation.
Other clinicians in Spencer Municipal Hospital
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1235229816 |
| 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