Quick answers
- Does Raymond J. Zimmerman accept Medicare assignment?
- Yes. Medicare's clinician data says Raymond J. Zimmerman 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 Raymond J. Zimmerman see?
- In 2024, CMS data shows 1,253 Original Medicare patients and 4,047 services for Raymond J. Zimmerman. This counts Original Medicare only and measures volume, not quality.
- What is Raymond J. Zimmerman's NPI number?
- 1639152911. 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 Raymond J. Zimmerman, 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 | 1,253 |
|---|---|
| Services billed to Medicare | 4,047 |
| Different services or procedures | 41 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Established patient complete exam of visual system (92014)1,004 services
- Established patient problem focused exam of visual system (92012)659 services
- Measurement of corneal curvature and depth of eye (92136)391 services
- Imaging of optic nerve (92133)288 services
- Exam of the internal drainage system of eye (92020)285 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 pressure69%
- Arthritis47%
- Ischemic heart disease28%
- Diabetes24%
- Chronic kidney disease23%
Practice locations
Addresses where Raymond J. Zimmerman is enrolled with Medicare (CMS data updated October 2, 2026).
- 10619 N Hayden Rd, Suite 101Scottsdale, AZ 85260 (480) 948‑0733
- 14269 N 87th St, Suite 203Scottsdale, AZ 85260 (480) 483‑8882
Group practices
Medicare enrollment lists Raymond J. Zimmerman as a member of this group (CMS data updated October 2, 2026).
- Scottsdale Center for Sight, PLC8 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Scottsdale
Clinicians with the same Medicare primary specialty in Scottsdale, AZ — not a recommendation.
Other clinicians in Scottsdale Center for Sight, PLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Creighton University School Of Medicine |
| Graduation year | 1997 (29 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1639152911 |
| 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