Physician

Ilkcan Cokgor, M.D.

According to 2025 Medicare claims, Ilkcan Cokgor, M.D. (NPI: 1235100603) practices neurology in the San Rafael, CA market, with the plurality of this provider's patient population coming from Marin, CA. This provider's primary affiliated billing organization is NEUROLOGY CLINIC OF MARIN, A MEDICAL CORPORATION (NPI: 1518999010; TIN: 68-0468086) and primary practice location at 94960-2424.

Cokgor's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,788 traditional Medicare patients, billed 31,598 HCPCS/CPT codes, and received $676,408 in Medicare payments. The top billing code was 99215 (Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more). Part D data shows 7,684 prescription claims across 1,040 beneficiaries totaling $3,491,704 in drug costs, led by Octagam (Immun Globg(Igg)/Malt/Iga Ov50). 2017 DME data shows 11 claims. Open Payments data shows 311 records totaling $7,031. 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 changed little. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $2,784,113 and ending at $3,491,704. In contrast, DME billing represents a smaller volume and moved up and down with repeated peaks and valleys, starting at $5,575 and ending at $2,956.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	1,715	22,607	$552,440
2016	1,769	29,338	$624,095
2017	1,724	27,711	$584,553
2018	1,711	27,026	$580,023
2019	1,704	27,728	$581,629
2020	1,549	29,035	$556,350
2021	1,664	31,246	$664,975
2022	1,657	24,220	$555,603
2023	1,706	28,336	$631,762
2024	1,788	31,598	$676,408

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	885	9,808	$2,784,113
2016	925	9,902	$2,994,209
2017	896	9,586	$3,219,618
2018	942	8,529	$3,401,475
2019	904	7,945	$4,077,206
2020	853	8,224	$4,681,900
2021	882	7,627	$4,124,542
2022	895	7,174	$3,280,531
2023	952	7,136	$2,429,662
2024	1,040	7,684	$3,491,704

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	18	$673
2016	N/R	11	$198
2017	N/R	11	$283
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	N/R	N/R	N/R
2024	N/R	N/R	N/R

* / # = 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
99215	Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	457	540	$158
99223	Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	413	469	$148
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	529	529	$146
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	651	810	$111
99233	Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	352	857	$104

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Octagam	Immun Globg(Igg)/Malt/Iga Ov50	22	646	$567,535
Gammagard Liquid	Immun Glob G(Igg)/Gly/Iga Ov50	34	768	$502,965
Ingrezza	Valbenazine Tosylate	36	1,018	$287,206
Vumerity	Diroximel Fumarate	15	450	$150,262
Nuplazid	Pimavanserin Tartrate	17	900	$142,234

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	311	$7,031	ABBVIE 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 Ilkcan Cokgor, M.D.?

Tedicare shows public-source Medicare data for Ilkcan Cokgor, M.D. (NPI 1235100603), 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 Ilkcan Cokgor, 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 Ilkcan Cokgor, M.D.?

Ilkcan Cokgor, M.D. is linked to NEUROLOGY CLINIC OF MARIN, A MEDICAL CORPORATION (billing NPI 1518999010) in the available physician profile data.

Does Ilkcan Cokgor, M.D. have Open Payments data?

Ilkcan Cokgor, M.D. has 311 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.