Physician

Kourosh Nazari, M.D.

According to 2025 Medicare claims, Kourosh Nazari, M.D. (NPI: 1881685741) practices ophthalmology in the Hagerstown-Martinsburg, MD-WV market, with the plurality of this provider's patient population coming from Berkeley, WV. This provider's primary affiliated billing organization is JAMES W MATTERN OD, PLLC (NPI: 1376288597; TIN: 873456769) and primary practice location at 25401-2864.

Nazari's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,121 traditional Medicare patients, billed 2,664 HCPCS/CPT codes, and received $498,541 in Medicare payments. The top billing code was 66984 (Removal of cataract with insertion of prosthetic lens). Part D data shows 613 prescription claims across 263 beneficiaries totaling $46,132 in drug costs, led by Restasis (Cyclosporine). DME data shows 100 claims. Open Payments data shows 5 records totaling $312. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has moved sharply higher in recent years, from $262,340 to $498,541. In contrast, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $240,139 to $46,132. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.

Part B Carrier Billing Trend

Medicare payment trend, with N of patients and claim lines in the table.

Year	Patients	Clm Lines	Payment
2015	499	1,220	$262,340
2016	489	940	$259,884
2017	548	1,032	$285,433
2018	557	1,319	$285,895
2019	309	817	$161,501
2020	48	124	$20,208
2021	243	647	$89,572
2022	471	1,105	$126,998
2023	1,163	2,773	$482,171
2024	1,121	2,664	$498,541

Part D Events Trend

Drug cost trend, with N of patients and prescription claims in the table.

Year	Patients	Claims	Drug Cost
2015	853	3,238	$240,139
2016	841	1,958	$197,024
2017	850	2,233	$178,814
2018	1,026	2,823	$79,649
2019	1,055	3,068	$87,731
2020	774	2,360	$62,979
2021	956	2,943	$86,433
2022	901	2,801	$84,847
2023	263	544	$35,809
2024	263	613	$46,132

DME Billing Trend

Medicare payment trend, with N of patients and DME claim records in the table.

Year	Patients	Claims	Payment
2015	11	11	$588
2016	28	28	$1,684
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	N/R	N/R	N/R
2021	N/R	N/R	N/R
2022	N/R	N/R	N/R
2023	11	11	$433
2024	57	100	$8,106

* / # = suppressed by CMS; 0 = reported zero; N/R = not reported or blank.

Top 5 Part B carrier billing codes in 2024

By total payments.

Code	Description	Patients	Clm Lines	Total Payment
66984	Removal of cataract with insertion of prosthetic lens	481	791	$393
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	213	213	$103
92014	Established patient complete exam of visual system	227	234	$74
92136	Measurement of corneal curvature and depth of eye	253	376	$27
92134	Imaging of retina	279	283	$26

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Restasis	Cyclosporine	20	960	$16,243
Combigan	Brimonidine Tartrate/Timolol	18	993	$7,459
Lumigan	Bimatoprost	17	683	$5,959
Prednisolone Acetate	Prednisolone Acetate	149	3,607	$4,452
Tobramycin-Dexamethasone	Tobramycin/Dexamethasone	53	1,142	$2,328

Top 5 DME services in 2024

By Total Medicare Payment Amount.

HCPCS Code	HCPCS Description	Supplier Rental Indicator	Total Supplier Beneficiaries	Total Supplier Claims	Total Medicare Payment Amount
V2303	Spherocylinder, trifocal, plano to plus or minus 4.00d sphere, .12-2.00d cylinder, per lens	N	22	27	$3,540
V2020	Frames, purchases	N	35	47	$2,586
V2103	Spherocylinder, single vision, plano to plus or minus 4.00d sphere, .12 to 2.00d cylinder, per lens	N	N/R	14	$1,006
V2203	Spherocylinder, bifocal, plano to plus or minus 4.00d sphere, .12 to 2.00d cylinder, per lens	N	N/R	12	$974

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	5	$312	Sight Sciences, Inc.
Research Payments	Reported research-related payment or transfer-of-value amount.	0	$0	N/R
Ownership / Investment Interests	Reported value of ownership or investment interests.	0	$0	N/R

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FAQ

What Medicare data is available for Kourosh Nazari, M.D.?

Tedicare shows public-source Medicare data for Kourosh Nazari, M.D. (NPI 1881685741), including provider identity, specialty, market context, Medicare Part B activity, Part D prescribing, DME records, Open Payments where available, billing organization details, and ACO affiliation signals where available. Profile data covers 2015-2024, with current attribution based on 2025 claims where available.

Does Kourosh Nazari, M.D. have ACO affiliation data?

No ACO affiliation record is shown in the available Tedicare data for this profile.

What billing organization is linked to Kourosh Nazari, M.D.?

Kourosh Nazari, M.D. is linked to JAMES W MATTERN OD, PLLC (billing NPI 1376288597) in the available physician profile data.

Does Kourosh Nazari, M.D. have Open Payments data?

Kourosh Nazari, M.D. has 5 connected Open Payments records in the available 2024 summary data.

Can I download physician-level Medicare data from Tedicare?

Yes. Tedicare provides sample physician export data and paid custom physician data exports for research, planning, outreach, and market analysis. Exports can include physician profile fields, market and specialty context, billing organization details, ACO affiliation signals where available, and Medicare utilization data.