Quick answers
- Does Michelle Vartanian accept Medicare assignment?
- Medicare's clinician data says Michelle Vartanian may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Michelle Vartanian see?
- In 2024, CMS data shows 480 Original Medicare patients and 1,270 services for Michelle Vartanian. This counts Original Medicare only and measures volume, not quality.
- What is Michelle Vartanian's NPI number?
- 1326175464. 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 Michelle Vartanian, 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 | 480 |
|---|---|
| Services billed to Medicare | 1,270 |
| Different services or procedures | 23 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient problem focused exam of visual system (92012)346 services
- Imaging of retina (92134)251 services
- Established patient complete exam of visual system (92014)213 services
- Photography of the retina (92250)156 services
- Exam of visual field with extended testing (92083)75 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 pressure72%
- Arthritis52%
- Ischemic heart disease32%
- Diabetes31%
- Osteoporosis20%
Practice locations
Addresses where Michelle Vartanian is enrolled with Medicare (CMS data updated October 2, 2026).
- 7320 Woodlake Ave, Suite 190West Hills, CA 91307 (818) 883‑0112
Group practices
Medicare enrollment lists Michelle Vartanian as a member of this group (CMS data updated October 2, 2026).
- Jonathan M. Davidorf, M.D. Inc.6 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Other clinicians in Jonathan M. Davidorf, M.D. Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | Southern California College Of Optometry |
| Graduation year | 2006 (20 years since optometry school) |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1326175464 |
| 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