Quick answers
- Does Jennifer L. Sills accept Medicare assignment?
- Yes. Medicare's clinician data says Jennifer L. Sills 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 Jennifer L. Sills see?
- In 2024, CMS data shows 259 Original Medicare patients and 963 services for Jennifer L. Sills. This counts Original Medicare only and measures volume, not quality.
- What is Jennifer L. Sills's NPI number?
- 1114916285. 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 Jennifer L. Sills, 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 | 259 |
|---|---|
| Services billed to Medicare | 963 |
| Different services or procedures | 48 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)202 services
- Insertion of needle into vein for collection of blood sample (36415)80 services
- Manual urinalysis test with examination using microscope, automated (81001)66 services
- Bacterial colony count, urine (87086)63 services
- Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)62 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 cholesterol75%
- High blood pressure63%
- Arthritis52%
- Anxiety24%
- Diabetes23%
- Depression22%
Hospitals where Jennifer L. Sills works
Medicare's Facility Affiliation Data lists Jennifer L. Sills 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
Practice locations
Addresses where Jennifer L. Sills is enrolled with Medicare (CMS data updated October 2, 2026).
- 1215 Duff AveAmes, IA 50010 (515) 239‑4400
- 3500 University Blvd, Suite 1001Ames, IA 50010 (515) 239‑3040
- 3800 Lincoln WayAmes, IA 50014 (515) 956‑4100
- 640 Lincoln WayAmes, IA 50010 (515) 956‑4051
Group practices
Medicare enrollment lists Jennifer L. Sills as a member of this group (CMS data updated October 2, 2026).
- McFarland Clinic PC363 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Ames
Clinicians with the same Medicare primary specialty in Ames, IA — not a recommendation.
Other clinicians in McFarland Clinic PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 1999 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114916285 |
| 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