Physician

William W King, M.D.

According to 2025 Medicare claims, William King, M.D. (NPI: 1437105327) practices gastroenterology in the Wilmington, NC market, with the plurality of this provider's patient population coming from New Hanover, NC. This provider's primary affiliated billing organization is WILMINGTON GASTROENTEROLOGY ASSOCIATES,PA (NPI: 1922040419; TIN: 562211989) and primary practice location at 28403-7018. King is affiliated with the CoreHealth Alliance LLC (ACO ID: A5645), participating under the MSSP model.

King's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 750 traditional Medicare patients, billed 18,998 HCPCS/CPT codes, and received $464,798 in Medicare payments. The top billing code was 45385 (Removal of polyps or growths of large bowel using an endoscope with mechanical snare). Part D data shows 456 prescription claims across 136 beneficiaries totaling $602,712 in drug costs, led by Stelara (Ustekinumab). 2021 DME data shows 12 claims. Open Payments data shows 36 records totaling $4,018. 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 sharply higher in recent years, from $444,000 to $602,712. In contrast, DME billing represents a smaller volume and started with an early spike, then settled into a lower baseline, moving from $111 to $104.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	953	4,602	$406,490
2016	921	9,166	$388,731
2017	1,003	11,822	$451,324
2018	1,013	12,829	$415,353
2019	965	9,756	$349,142
2020	967	13,914	$486,116
2021	953	14,407	$456,748
2022	889	19,381	$514,534
2023	740	23,565	$558,276
2024	750	18,998	$464,798

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	234	655	$444,000
2016	205	644	$74,771
2017	205	663	$89,381
2018	231	583	$88,560
2019	217	589	$243,223
2020	224	575	$373,019
2021	191	636	$494,808
2022	174	484	$818,769
2023	146	420	$692,794
2024	136	456	$602,712

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	53	$12,140
2016	N/R	19	$3,403
2017	N/R	90	$8,707
2018	N/R	92	$5,811
2019	N/R	77	$5,679
2020	N/R	42	$4,323
2021	N/R	12	$104
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
45385	Removal of polyps or growths of large bowel using an endoscope with mechanical snare	273	275	$192
G0105	Colorectal cancer screening; colonoscopy on individual at high risk	79	80	$168
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	78	86	$88
45380	Biopsy of large bowel using a flexible endoscope	135	136	$87
43239	Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	140	140	$59

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Stelara	Ustekinumab	13	364	$418,560
Creon	Lipase/Protease/Amylase	12	343	$28,709
Linzess	Linaclotide	11	450	$7,856
Balsalazide Disodium	Balsalazide Disodium	23	1,470	$5,768
Ursodiol	Ursodiol	12	360	$1,459

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.	33	$682	ABBVIE INC.
Research Payments	Reported research-related payment or transfer-of-value amount.	3	$3,335	ABBVIE INC.
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 William W. King, M.D.?

Tedicare shows public-source Medicare data for William W. King, M.D. (NPI 1437105327), 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 William W. King, M.D. have ACO affiliation data?

William W. King, M.D. is shown with ACO affiliation data for CoreHealth Alliance LLC (MSSP, ACO ID A5645).

What billing organization is linked to William W. King, M.D.?

William W. King, M.D. is linked to WILMINGTON GASTROENTEROLOGY ASSOCIATES,PA (billing NPI 1922040419) in the available physician profile data.

Does William W. King, M.D. have Open Payments data?

William W. King, M.D. has 36 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.