Physician

Derrall Shawn Parker, M.D.

According to 2025 Medicare claims, Derrall Parker, M.D. (NPI: 1700850500) practices ophthalmology in the Cape Girardeau, MO-IL market, with the plurality of this provider's patient population coming from Cape Girardeau, MO. This provider's primary affiliated billing organization is EYE CARE SPECIALISTS, LLC (NPI: 1316071780; TIN: 43-1804777) and primary practice location at 63703-4920. Parker is affiliated with the Mercy Health ACO, LLC (ACO ID: A2616), participating under the MSSP model.

Parker's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,375 traditional Medicare patients, billed 4,236 HCPCS/CPT codes, and received $460,260 in Medicare payments. The top billing code was 66984 (Removal of cataract with insertion of prosthetic lens). Part D data shows 6,462 prescription claims across 1,241 beneficiaries totaling $521,752 in drug costs, led by Lumigan (Bimatoprost). 2021 DME data shows 30 claims. Open Payments data shows 10 records totaling $215. 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. Similarly, Part D prescription costs have changed little. In contrast, DME billing represents a smaller volume and changed little.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	1,653	4,950	$615,548
2016	1,755	5,284	$616,861
2017	1,642	4,852	$569,207
2018	1,763	5,415	$645,044
2019	1,666	4,834	$573,487
2020	1,403	4,040	$471,033
2021	1,456	4,305	$497,755
2022	1,424	4,257	$467,486
2023	1,404	4,279	$488,994
2024	1,375	4,236	$460,260

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	1,069	6,825	$525,715
2016	1,119	6,797	$521,546
2017	1,099	6,494	$477,425
2018	1,166	7,066	$543,666
2019	1,119	6,707	$514,987
2020	1,071	6,311	$474,806
2021	1,096	5,854	$468,471
2022	1,138	5,946	$469,233
2023	1,205	6,052	$590,155
2024	1,241	6,462	$521,752

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	157	157	$8,126
2016	91	91	$4,767
2017	53	53	$2,632
2018	104	105	$5,192
2019	71	72	$3,571
2020	55	55	$3,800
2021	30	30	$1,675
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
66984	Removal of cataract with insertion of prosthetic lens	348	621	$316
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	442	443	$93
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	391	398	$90
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	306	466	$64
92136	Measurement of corneal curvature and depth of eye	427	645	$25

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Lumigan	Bimatoprost	161	6,302	$61,230
Prednisolone Acetate	Prednisolone Acetate	1,273	47,979	$47,976
Restasis	Cyclosporine	46	1,920	$31,916
Rhopressa	Netarsudil Mesylate	77	2,667	$26,657
Xiidra	Lifitegrast	18	720	$16,285

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.	10	$215	Alcon Vision 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 Derrall Shawn Parker, M.D.?

Tedicare shows public-source Medicare data for Derrall Shawn Parker, M.D. (NPI 1700850500), 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 Derrall Shawn Parker, M.D. have ACO affiliation data?

Derrall Shawn Parker, M.D. is shown with ACO affiliation data for Mercy Health ACO, LLC (MSSP, ACO ID A2616).

What billing organization is linked to Derrall Shawn Parker, M.D.?

Derrall Shawn Parker, M.D. is linked to EYE CARE SPECIALISTS, LLC (billing NPI 1316071780) in the available physician profile data.

Does Derrall Shawn Parker, M.D. have Open Payments data?

Derrall Shawn Parker, M.D. has 10 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.