Quick answers
- Does Sarah J. Arens accept Medicare assignment?
- Yes. Medicare's clinician data says Sarah J. Arens 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 Sarah J. Arens see?
- In 2024, CMS data shows 457 Original Medicare patients and 10,354 services for Sarah J. Arens. This counts Original Medicare only and measures volume, not quality.
- What is Sarah J. Arens's NPI number?
- 1669912291. 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 Sarah J. Arens, 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 | 457 |
|---|---|
| Services billed to Medicare | 10,354 |
| Different services or procedures | 169 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)2,200 services
- Insertion of needle into vein for collection of blood sample (36415)413 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)342 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)273 services
- Blood test, comprehensive group of blood chemicals (80053)218 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 pressure73%
- High cholesterol64%
- Arthritis37%
- Diabetes29%
- Depression24%
- Ischemic heart disease23%
Hospitals where Sarah J. Arens works
Medicare's Facility Affiliation Data lists Sarah J. Arens 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 Sacred Heart HospitalYankton, SD · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 430012
Practice locations
Addresses where Sarah J. Arens is enrolled with Medicare (CMS data updated October 2, 2026).
- 1104 W 8th StYankton, SD 57078 (605) 665‑7841
- 25410 Park Ave, Apt ENiobrara, NE 68760 (402) 857‑3398
- 405 W Darlene St, Avera Behavioral Health YanktonHartington, NE 68739 (402) 254‑3935
- 501 Summit StYankton, SD 57078
Group practices
Medicare enrollment lists Sarah J. Arens as a member of these groups (CMS data updated October 2, 2026).
- Sacred Heart Health Services153 clinicians in the group
- Yankton Medical Clinic PC59 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Yankton
Clinicians with the same Medicare primary specialty in Yankton, SD — not a recommendation.
Other clinicians in Sacred Heart Health Services
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2016 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1669912291 |
| 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