Quick answers
- Does John A. Hovanesian accept Medicare assignment?
- Yes. Medicare's clinician data says John A. Hovanesian 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 John A. Hovanesian see?
- In 2024, CMS data shows 294 Original Medicare patients and 1,580 services for John A. Hovanesian. This counts Original Medicare only and measures volume, not quality.
- What is John A. Hovanesian's NPI number?
- 1033175484. 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 John A. Hovanesian, 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 | 294 |
|---|---|
| Services billed to Medicare | 1,580 |
| Different services or procedures | 28 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Ct scan of cornea (92025)286 services
- Imaging of retina (92134)247 services
- Removal of cataract with insertion of prosthetic lens (66984)224 services
- Insertion of drug delivery implant into tear duct of eye (68841)176 services
- Established patient complete exam of visual system (92014)158 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%
- Arthritis41%
- Diabetes20%
- Ischemic heart disease20%
- Anxiety19%
Practice locations
Addresses where John A. Hovanesian is enrolled with Medicare (CMS data updated October 2, 2026).
- 665 Camino De Los Mares, Suite 102 103San Clemente, CA 92673 (949) 951‑2020
Group practices
Medicare enrollment lists John A. Hovanesian as a member of this group (CMS data updated October 2, 2026).
- Harvard Eye Associates Fka Roger Ohanesian MD and Edward Kim MD Inc19 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in San Clemente
Clinicians with the same Medicare primary specialty in San Clemente, CA — not a recommendation.
Other clinicians in Harvard Eye Associates Fka Roger Ohanesian MD and Edward Kim MD Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Michigan Medical School |
| Graduation year | 1992 (34 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1033175484 |
| 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