Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Orthopedic Surgery

Paul W. Aschmetat, DO

Works at hospitals in Kalamazoo, MI · Marshall, MI · Michigan

Summary

Dr. Paul W. Aschmetat, DO is an orthopedic surgeon at 168 S Howell St, Hillsdale, MI 49242. Phone: (517) 437-4451. Accepts Medicare assignment. In 2024, Paul W. Aschmetat had 263 Original Medicare patients and 1,009 services. NPI 1922362656. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Orthopedic surgeon (Medicare lists Orthopedic Surgery)
  • Address: 168 S Howell St, Hillsdale, MI 49242 · Directions (3 more locations)
  • Phone: (517) 437‑4451
  • Medicare: Accepts Medicare assignment
  • Hospitals: Borgess Medical Center, Oaklawn Hospital
  • Group practice: Ella E M Brown Charitable Circle (+1 more)
  • Medical school: Lake Erie College Of Osteopathic Medicine, Erie · graduated 2012 (14 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Paul W. Aschmetat, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Paul W. Aschmetat accept Medicare assignment?
Yes. Medicare's clinician data says Paul W. Aschmetat 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 Paul W. Aschmetat see?
In 2024, CMS data shows 263 Original Medicare patients and 1,009 services for Paul W. Aschmetat. This counts Original Medicare only and measures volume, not quality.
What is Paul W. Aschmetat's NPI number?
1922362656. 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 Paul W. Aschmetat, 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 patients263
Services billed to Medicare1,009
Different services or procedures62
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)252 services
  2. Aspiration and/or injection of fluid from large joint (20610)202 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)100 services
  4. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)76 services
  5. X-ray of knee, 4 or more views (73564)67 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%
  • Arthritis75%
  • Anxiety34%
  • Diabetes33%
  • Depression32%

Hospitals where Paul W. Aschmetat works

Medicare's Facility Affiliation Data lists Paul W. Aschmetat 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.

  • Borgess Medical CenterKalamazoo, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230117
  • Oaklawn HospitalMarshall, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 230217

Practice locations

Addresses where Paul W. Aschmetat is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Paul W. Aschmetat as a member of these groups (CMS data updated October 2, 2026).

  • Ella E M Brown Charitable Circle170 clinicians in the group
  • Hillsdale Community Health Center68 clinicians in the group

Specialties

Find other Orthopedic Surgery doctors in Michigan →

Other orthopedic surgeons in Michigan

Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.

All orthopedic surgeons in Michigan →

Other clinicians in Ella E M Brown Charitable Circle

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolLake Erie College Of Osteopathic Medicine, Erie
Graduation year2012 (14 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1922362656
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians