Quick answers
- Does Ronald J. Sherman accept Medicare assignment?
- Yes. Medicare's clinician data says Ronald J. Sherman 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 Ronald J. Sherman see?
- In 2024, CMS data shows 139 Original Medicare patients and 456 services for Ronald J. Sherman. This counts Original Medicare only and measures volume, not quality.
- What is Ronald J. Sherman's NPI number?
- 1033191242. 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 Ronald J. Sherman, 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 | 139 |
|---|---|
| Services billed to Medicare | 456 |
| Different services or procedures | 6 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Test to determine lung volumes using sensors (94726)130 services
- Test to examine how well the lungs exchange gases (94729)130 services
- Test to measure expiratory airflow and volume changes before and after medication administration (94060)109 services
- Test for exercise-induced lung stress (94618)58 services
- Test to measure expiratory airflow and volume (94010)28 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 pressure71%
- COPD60%
- Ischemic heart disease40%
- Arthritis38%
- Anxiety30%
Hospitals where Ronald J. Sherman works
Medicare's Facility Affiliation Data lists Ronald J. Sherman 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.
- Ascension Providence Rochester HospitalRochester, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230254
- OSF St Francis Hospital and Medical GroupEscanaba, MI · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 231337
- Schoolcraft Memorial HospitalManistique, MI · Critical Access Hospital · Emergency services: listed by Medicare · CCN 231303
Practice locations
Addresses where Ronald J. Sherman is enrolled with Medicare (CMS data updated October 2, 2026).
- 3401 Ludington StEscanaba, MI 49829
- 3409 Ludington StEscanaba, MI 49829
Group practices
Medicare enrollment lists Ronald J. Sherman as a member of this group (CMS data updated October 2, 2026).
- St Francis Hospital86 clinicians in the group
Specialties
- Pulmonary Diseaseprimary
Other pulmonologists in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Other clinicians in St Francis Hospital
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Michigan State University College Of Osteopathic Medicine |
| Graduation year | 1978 (48 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1033191242 |
| 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