Physician

Zahirul Haque, MD

According to 2025 Medicare claims, Zahirul Haque, MD (NPI: 1578536546) practices internal medicine in the St. Louis, MO-IL market, with the plurality of this provider's patient population coming from Madison, IL. This provider's primary affiliated billing organization is ADULT CARE SERVICES, INC. (NPI: 1851343883) and primary practice location at 62025-9998.

Haque's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 467 traditional Medicare patients, billed 3,824 HCPCS/CPT codes, and received $304,561 in Medicare payments. The top billing code was 99223 (Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes). Part D data shows 2,393 prescription claims across 294 beneficiaries totaling $172,710 in drug costs, led by Eliquis (Apixaban). DME data shows 383 claims. Open Payments data shows 1 records totaling $18. 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 $437,491 and ending at $304,561. Concurrently, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $386,661 to $172,710. In contrast, DME billing represents a smaller volume and moved up and down with repeated peaks and valleys, starting at $37,680 and ending at $27,563.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	609	6,126	$437,491
2016	454	4,743	$321,420
2017	428	4,842	$316,007
2018	361	4,165	$264,501
2019	474	5,972	$426,074
2020	471	5,957	$441,689
2021	470	5,925	$434,682
2022	374	4,554	$333,527
2023	361	4,450	$350,546
2024	467	3,824	$304,561

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	168	4,903	$386,661
2016	113	4,071	$305,377
2017	105	2,908	$182,334
2018	51	1,109	$69,217
2019	90	679	$40,751
2020	140	830	$55,995
2021	173	1,004	$62,121
2022	150	887	$49,511
2023	143	805	$34,877
2024	294	2,393	$172,710

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	11	202	$12,492
2016	N/R	130	$9,314
2017	24	253	$9,720
2018	N/R	154	$6,695
2019	17	148	$3,611
2020	89	306	$5,613
2021	81	511	$10,816
2022	44	520	$10,979
2023	14	321	$9,040
2024	16	383	$13,827

* / # = 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
99223	Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	235	252	$130
99233	Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	253	1,193	$89
99309	Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	100	431	$81
99232	Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	218	1,477	$60
99231	Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	76	112	$38

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Eliquis	Apixaban	39	753	$15,108
Trulicity	Dulaglutide	11	260	$9,609
Fiasp Flextouch	Insulin Aspart (Niacinamide)	12	269	$4,684
Divalproex Sodium	Divalproex Sodium	43	992	$4,080
Lantus	Insulin Glargine,hum.Rec.Anlog	22	595	$1,597

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
E1161	Manual adult size wheelchair, includes tilt in space	Y	N/R	16	$2,917
K0003	Lightweight wheelchair	Y	N/R	79	$2,855
K0823	Power wheelchair, group 2 standard, captains chair, patient weight capacity up to and including 300 pounds	Y	N/R	16	$1,716
E0260	Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress	Y	N/R	38	$1,652
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	16	$1,215

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	1	$18	ITI, Inc. (d/b/a Intra-Cellular Therapies, 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 Zahirul Haque, MD?

Tedicare shows public-source Medicare data for Zahirul Haque, MD (NPI 1578536546), 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 Zahirul Haque, MD have ACO affiliation data?

No ACO affiliation record is shown in the available Tedicare data for this profile.

What billing organization is linked to Zahirul Haque, MD?

Zahirul Haque, MD is linked to ADULT CARE SERVICES, INC. (billing NPI 1851343883) in the available physician profile data.

Does Zahirul Haque, MD have Open Payments data?

Zahirul Haque, MD has 1 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.