Quick answers
- Does Nadeem N. Vaidya accept Medicare assignment?
- Yes. Medicare's clinician data says Nadeem N. Vaidya 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 Nadeem N. Vaidya see?
- In 2024, CMS data shows 420 Original Medicare patients and 20,760 services for Nadeem N. Vaidya. This counts Original Medicare only and measures volume, not quality.
- What is Nadeem N. Vaidya's NPI number?
- 1578616520. 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 Nadeem N. Vaidya, 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 | 420 |
|---|---|
| Services billed to Medicare | 20,760 |
| Different services or procedures | 35 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Injection, faricimab-svoa, 0.1 mg (J2777)15,900 services
- Imaging of retina (92134)968 services
- Extended exam of the back part of the eye with optic nerve drawing (92202)725 services
- Injection, aflibercept hd, 1 mg (J0177)512 services
- Established patient complete exam of visual system (92014)478 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 pressure70%
- Arthritis45%
- Diabetes37%
- Ischemic heart disease26%
- Osteoporosis21%
Practice locations
Addresses where Nadeem N. Vaidya is enrolled with Medicare (CMS data updated October 2, 2026).
- 16100 Sand Canyon Ave, Suite 385Irvine, CA 92618 (949) 732‑0201
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Irvine
Clinicians with the same Medicare primary specialty in Irvine, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Tufts University School Of Medicine |
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578616520 |
| 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