Physician

James Rex Lemert, M.D.

According to 2025 Medicare claims, James Lemert, M.D. (NPI: 1851617310) practices urology in the Amarillo, TX market, with the plurality of this provider's patient population coming from Potter, TX. This provider's primary affiliated billing organization is AMARILLO UROLOGY ASSOCIATES LLP (NPI: 1740373976; TIN: 752563026) and primary practice location at 79106-2104. Lemert is affiliated with the Texoma Clinical Partners ACO, LLC (ACO ID: A4585), Main Street Rural Health Sycamore ACO LLC (ACO ID: A5403), and CoreHealth Alliance LLC (ACO ID: A5645), participating under the MSSP model.

Lemert's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 854 traditional Medicare patients, billed 26,433 HCPCS/CPT codes, and received $556,396 in Medicare payments. The top billing code was 99214 (Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more). Part D data shows 2,590 prescription claims across 601 beneficiaries totaling $2,506,494 in drug costs, led by Xtandi (Enzalutamide). DME data shows 220 claims. Open Payments data shows 23 records totaling $451. 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 sharply higher in recent years, from $67,156 to $556,396. Similarly, Part D prescription costs have risen steadily, from $10,060 to $2,506,494. In contrast, DME billing represents a smaller volume and moved from a lower plateau to a higher plateau, from $362 to $986.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	247	4,515	$67,156
2016	529	9,356	$189,503
2017	555	10,770	$201,671
2018	586	11,442	$223,291
2019	642	17,558	$284,973
2020	717	17,951	$269,972
2021	808	21,810	$450,466
2022	885	22,717	$505,205
2023	875	26,632	$498,664
2024	854	26,433	$556,396

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	84	175	$10,060
2016	196	794	$34,519
2017	240	1,076	$51,296
2018	272	1,242	$61,162
2019	342	1,467	$242,419
2020	382	1,711	$228,332
2021	439	1,855	$470,757
2022	515	2,146	$1,647,981
2023	581	2,359	$1,380,810
2024	601	2,590	$2,506,494

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	N/R	N/R
2016	N/R	81	$12,424
2017	23	147	$37,247
2018	11	195	$48,682
2019	15	354	$64,428
2020	30	252	$79,362
2021	11	177	$71,607
2022	12	192	$64,167
2023	24	262	$95,853
2024	35	220	$87,987

* / # = 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
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	607	936	$86
52000	Diagnostic exam of bladder and urethra using an endoscope	134	182	$52
84153	Psa (prostate specific antigen) measurement, total	461	612	$18
51798	Ultrasound measurement of bladder capacity after voiding	386	470	$8
81001	Manual urinalysis test with examination using microscope, automated	564	803	$3

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Xtandi	Enzalutamide	149	4,470	$1,748,242
Erleada	Apalutamide	23	690	$346,475
Abiraterone Acetate	Abiraterone Acetate	104	3,090	$254,414
Myrbetriq	Mirabegron	92	4,503	$66,468
Gemtesa	Vibegron	57	2,490	$38,955

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
A4352	Intermittent urinary catheter; coude (curved) tip, with or without coating (teflon, silicone, silicone elastomeric, or hydrophilic, etc.), each	N	12	83	$65,989
A4351	Intermittent urinary catheter; straight tip, with or without coating (teflon, silicone, silicone elastomer, or hydrophilic, etc.), each	N	12	78	$21,024
A4332	Lubricant, individual sterile packet, each	N	11	59	$974

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	23	$451	PFIZER 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 James Rex Lemert, M.D.?

Tedicare shows public-source Medicare data for James Rex Lemert, M.D. (NPI 1851617310), 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 Rex Lemert, M.D. have ACO affiliation data?

James Rex Lemert, M.D. is shown with ACO affiliation data for Texoma Clinical Partners ACO, LLC (MSSP, ACO ID A4585), Main Street Rural Health Sycamore ACO LLC (MSSP, ACO ID A5403), and CoreHealth Alliance LLC (MSSP, ACO ID A5645).

What billing organization is linked to James Rex Lemert, M.D.?

James Rex Lemert, M.D. is linked to AMARILLO UROLOGY ASSOCIATES LLP (billing NPI 1740373976) in the available physician profile data.

Does James Rex Lemert, M.D. have Open Payments data?

James Rex Lemert, M.D. has 23 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.