Quick answers
- Does Kourosh Nazari accept Medicare assignment?
- Yes. Medicare's clinician data says Kourosh Nazari 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 Kourosh Nazari see?
- In 2024, CMS data shows 1,121 Original Medicare patients and 2,664 services for Kourosh Nazari. This counts Original Medicare only and measures volume, not quality.
- What is Kourosh Nazari's NPI number?
- 1881685741. 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 Kourosh Nazari, 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 | 1,121 |
|---|---|
| Services billed to Medicare | 2,664 |
| Different services or procedures | 39 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Removal of cataract with insertion of prosthetic lens (66984)791 services
- Measurement of corneal curvature and depth of eye (92136)376 services
- Imaging of retina (92134)283 services
- Established patient complete exam of visual system (92014)234 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)213 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 pressure74%
- Arthritis45%
- Diabetes32%
- Ischemic heart disease24%
- Chronic kidney disease20%
Practice locations
Addresses where Kourosh Nazari is enrolled with Medicare (CMS data updated October 2, 2026).
- 2002 Professional CtMartinsburg, WV 25401 (304) 267‑4273
- 3025 Hamaker Ct, Suite 101Fairfax, VA 22031 (703) 876‑9630
Group practices
Medicare enrollment lists Kourosh Nazari as a member of these groups (CMS data updated October 2, 2026).
- James W Mattern Od, PLLC6 clinicians in the group
- Martinsburg Eye Associates PLLC3 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Martinsburg
Clinicians with the same Medicare primary specialty in Martinsburg, WV — not a recommendation.
Other clinicians in James W Mattern Od, PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Georgia School Of Medicine |
| Graduation year | 1998 (28 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881685741 |
| 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