Physician

Mark J Phelan, M.D.

According to 2025 Medicare claims, Mark Phelan, M.D. (NPI: 1801882030) practices ophthalmology in the Abilene, TX market, with the plurality of this provider's patient population coming from Taylor, TX. This provider's primary affiliated billing organization is EYE MEDICIAL ASSOCIATES OF ABILENE (NPI: 1043325996; TIN: 751531889) and primary practice location at 79606-5211.

Phelan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,468 traditional Medicare patients, billed 3,761 HCPCS/CPT codes, and received $435,837 in Medicare payments. The top billing code was 66984 (Removal of cataract with insertion of prosthetic lens). Part D data shows 3,403 prescription claims across 1,132 beneficiaries totaling $222,417 in drug costs, led by Difluprednate (Difluprednate). DME data shows 87 claims. Open Payments data shows 12 records totaling $2,642. 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 did not follow a clear longitudinal pattern. 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	1,463	3,560	$474,408
2016	1,374	3,661	$468,217
2017	1,417	3,928	$536,390
2018	1,501	4,055	$546,235
2019	1,621	4,177	$529,449
2020	1,391	3,591	$428,613
2021	1,462	3,804	$458,187
2022	1,634	4,284	$504,465
2023	1,647	4,272	$509,558
2024	1,468	3,761	$435,837

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	577	1,812	$224,732
2016	595	1,919	$240,535
2017	685	2,183	$293,756
2018	721	2,327	$295,896
2019	848	2,727	$331,050
2020	797	2,645	$347,104
2021	828	2,680	$339,641
2022	984	2,997	$300,558
2023	1,093	3,396	$284,592
2024	1,132	3,403	$222,417

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	174	207	$11,521
2016	186	227	$13,475
2017	122	144	$7,874
2018	161	211	$11,567
2019	127	147	$8,135
2020	107	119	$6,793
2021	112	121	$6,775
2022	112	120	$6,851
2023	98	121	$6,465
2024	67	87	$5,295

* / # = 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	421	683	$350
92004	New patient complete exam of visual system	403	403	$93
92014	Established patient complete exam of visual system	643	648	$77
92012	Established patient problem focused exam of visual system	206	258	$53
92136	Measurement of corneal curvature and depth of eye	545	1,106	$18

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Difluprednate	Difluprednate	499	10,508	$45,993
Lumigan	Bimatoprost	152	4,820	$44,475
Moxifloxacin	Moxifloxacin Hcl	1,115	20,242	$24,023
Combigan	Brimonidine Tartrate/Timolol	58	2,039	$16,172
Lotemax Sm	Loteprednol Etabonate	47	1,010	$11,596

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
V2203	Spherocylinder, bifocal, plano to plus or minus 4.00d sphere, .12 to 2.00d cylinder, per lens	N	18	20	$1,505
V2303	Spherocylinder, trifocal, plano to plus or minus 4.00d sphere, .12-2.00d cylinder, per lens	N	N/R	11	$1,400
V2020	Frames, purchases	N	25	28	$1,384
V2755	U-v lens, per lens	N	24	28	$1,005

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	12	$2,642	Carl Zeiss Meditec USA, 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 Mark J. Phelan, M.D.?

Tedicare shows public-source Medicare data for Mark J. Phelan, M.D. (NPI 1801882030), 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 Mark J. Phelan, 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 Mark J. Phelan, M.D.?

Mark J. Phelan, M.D. is linked to EYE MEDICIAL ASSOCIATES OF ABILENE (billing NPI 1043325996) in the available physician profile data.

Does Mark J. Phelan, M.D. have Open Payments data?

Mark J. Phelan, M.D. has 12 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.