Quick answers
- Does Steven W. Rosenak accept Medicare assignment?
- Medicare's clinician data says Steven W. Rosenak may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Steven W. Rosenak see?
- In 2024, CMS data shows 131 Original Medicare patients and 267 services for Steven W. Rosenak. This counts Original Medicare only and measures volume, not quality.
- What is Steven W. Rosenak's NPI number?
- 1841372166. 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 Steven W. Rosenak, 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 | 131 |
|---|---|
| Services billed to Medicare | 267 |
| Different services or procedures | 9 |
| Participating Medicare provider | No |
| Average age of these patients | 72 |
Most frequent services
- Photography of the retina (92250)105 services
- Established patient problem focused exam of visual system (92012)94 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)27 services
- Exam of visual field with intermediate testing (92082)13 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%
- Arthritis32%
- Ischemic heart disease29%
- Diabetes27%
- Anxiety17%
Practice locations
Addresses where Steven W. Rosenak is enrolled with Medicare (CMS data updated October 2, 2026).
- 2229 N Belt Hwy, Suite ASaint Joseph, MO 64506 (816) 671‑0500
Specialties
- Optometryprimary
Other optometrists in Saint Joseph
Clinicians with the same Medicare primary specialty in Saint Joseph, MO — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | University Of Houston - College Of Optometry |
| Graduation year | 1987 (39 years since optometry school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1841372166 |
| 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
- 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