Physician

James A Williams, MD

According to 2025 Medicare claims, James Williams, MD (NPI: 1528040854) practices gynecologist/oncologist in the Columbia, SC market, with the plurality of this provider's patient population coming from Richland, SC. This provider's primary affiliated billing organization is SOUTH CAROLINA ONCOLOGY ASSOC PA (NPI: 1467406918; TIN: 570787600) and primary practice location at 29210-8239. Williams is affiliated with the CVS ACO (ACO ID: A5407), participating under the MSSP model.

Williams' data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 522 traditional Medicare patients, billed 130,679 HCPCS/CPT codes, and received $1,766,613 in Medicare payments. The top billing code was 99213 (Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more). Part D data shows 714 prescription claims across 214 beneficiaries totaling $874,939 in drug costs, led by Lenvima (Lenvatinib Mesylate). DME data shows 33 claims. Open Payments data shows 67 records totaling $1,561. 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 up and down with repeated peaks and valleys, starting at $993,610 and ending at $1,766,613. Concurrently, Part D prescription costs have moved sharply higher in recent years, from $24,586 to $874,939. In contrast, DME billing represents a smaller volume and moved up and down with repeated peaks and valleys, starting at $4,513 and ending at $1,625.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	489	111,232	$993,610
2016	502	115,968	$1,045,565
2017	498	102,089	$935,901
2018	537	136,096	$1,672,569
2019	513	136,864	$1,797,461
2020	499	132,795	$1,990,291
2021	474	112,618	$1,430,097
2022	479	97,627	$1,216,019
2023	490	126,614	$1,238,588
2024	522	130,679	$1,766,613

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	167	705	$24,586
2016	170	716	$24,729
2017	150	472	$91,995
2018	141	461	$284,506
2019	147	429	$256,257
2020	136	520	$846,565
2021	132	382	$599,064
2022	148	464	$1,129,308
2023	175	698	$1,241,360
2024	214	714	$874,939

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	23	$2,078
2016	N/R	69	$9,125
2017	N/R	117	$13,821
2018	N/R	114	$18,169
2019	N/R	73	$12,919
2020	N/R	128	$13,698
2021	62	264	$16,870
2022	24	328	$11,285
2023	N/R	96	$5,372
2024	N/R	33	$927

* / # = 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
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	325	571	$62
86304	Immunologic analysis for detection of tumor antigen, quantitative; ca 125	160	622	$20
36415	Insertion of needle into vein for collection of blood sample	213	1,173	$9
80048	Blood test, basic group of blood chemicals (calcium, total)	181	1,074	$8
85025	Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	172	1,093	$8

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Lenvima	Lenvatinib Mesylate	12	330	$253,066
Rubraca	Rucaparib Camsylate	20	600	$208,011
Eliquis	Apixaban	42	1,770	$34,238
Megestrol Acetate	Megestrol Acetate	58	2,289	$4,524
Exemestane	Exemestane	18	509	$2,332

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
J8530	Cyclophosphamide; oral, 25 mg	N	N/R	16	$607
Q0511	Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period	N	N/R	17	$320

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	67	$1,561	Merck Sharp & Dohme LLC
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 James A. Williams, MD?

Tedicare shows public-source Medicare data for James A. Williams, MD (NPI 1528040854), 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 James A. Williams, MD have ACO affiliation data?

James A. Williams, MD is shown with ACO affiliation data for CVS ACO (MSSP, ACO ID A5407).

What billing organization is linked to James A. Williams, MD?

James A. Williams, MD is linked to SOUTH CAROLINA ONCOLOGY ASSOC PA (billing NPI 1467406918) in the available physician profile data.

Does James A. Williams, MD have Open Payments data?

James A. Williams, MD has 67 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.