Quick answers
- Does Ralph N. Dado Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Ralph N. Dado 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 Ralph N. Dado Jr. see?
- In 2024, CMS data shows 259 Original Medicare patients and 2,159 services for Ralph N. Dado Jr.. This counts Original Medicare only and measures volume, not quality.
- What is Ralph N. Dado Jr.'s NPI number?
- 1811956725. 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 Ralph N. Dado 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 | 259 |
|---|---|
| Services billed to Medicare | 2,159 |
| Different services or procedures | 10 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Established patient complete exam of visual system (92014)321 services
- Photography of the retina (92250)311 services
- Established patient problem focused exam of visual system (92012)163 services
- Exam of visual field with extended testing (92083)77 services
- New patient complete exam of visual system (92004)12 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%
- Diabetes39%
- Arthritis39%
- Chronic kidney disease27%
- Ischemic heart disease26%
Practice locations
Addresses where Ralph N. Dado Jr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 9621 Southwest HwyOak Lawn, IL 60453 (708) 425‑8888
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Oak Lawn
Clinicians with the same Medicare primary specialty in Oak Lawn, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loyola University Of Chicago, Stritch School Of Medicine |
| Graduation year | 1976 (50 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811956725 |
| 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