Quick answers
- Does Joseph T. Marcin Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph T. Marcin Jr. 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 Joseph T. Marcin Jr. see?
- In 2024, CMS data shows 380 Original Medicare patients and 4,815 services for Joseph T. Marcin Jr.. This counts Original Medicare only and measures volume, not quality.
- What is Joseph T. Marcin Jr.'s NPI number?
- 1669467189. 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 Joseph T. Marcin Jr., 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 | 380 |
|---|---|
| Services billed to Medicare | 4,815 |
| Different services or procedures | 23 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Removal of cataract with insertion of prosthetic lens (66984)3,403 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)349 services
- Imaging of retina (92134)157 services
- Imaging of optic nerve (92133)95 services
- Exam of visual field with extended testing (92083)85 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 cholesterol74%
- Arthritis43%
- Diabetes30%
- Ischemic heart disease30%
- Chronic kidney disease27%
Practice locations
Addresses where Joseph T. Marcin Jr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 120 S Locust StPana, IL 62557 (217) 562‑2432
- 1401 W Main StShelbyville, IL 62565 (217) 774‑2181
Specialties
- Optometryprimary
Other optometrists in Pana
Clinicians with the same Medicare primary specialty in Pana, IL — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | Indiana University - School Of Optometry |
| Graduation year | 1979 (47 years since optometry school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1669467189 |
| 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