Physician

Steven Istephan, M.D.

According to 2025 Medicare claims, Steven Istephan, M.D. (NPI: 1790135986) practices family practice in the Monroe, MI market, with the plurality of this provider's patient population coming from Monroe, MI. This provider's primary affiliated billing organization is PROMEDICA MONROE PHYSICIANS (NPI: 1194078055; TIN: 46-1111822) and primary practice location at 48161-1611. Istephan is affiliated with the POM ACO (ACO ID: A1297) and ProMedica Health Network, Inc. (ACO ID: A3016), participating under the MSSP model.

Istephan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 172 traditional Medicare patients, billed 1,373 HCPCS/CPT codes, and received $65,522 in Medicare payments. The top billing code was G0439 (Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit). Part D data shows 5,357 prescription claims across 385 beneficiaries totaling $647,780 in drug costs, led by Ozempic (Semaglutide). DME data shows 68 claims. Open Payments data shows 31 records totaling $528. 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 did not follow a clear longitudinal pattern. Concurrently, Part D prescription costs have risen steadily, from $588 to $647,780. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	75	217	$10,855
2021	115	608	$38,802
2022	233	3,058	$117,056
2023	169	1,260	$80,320
2024	172	1,373	$65,522

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	N/R	N/R	N/R
2016	N/R	13	$588
2017	29	71	$5,339
2018	88	410	$28,805
2019	80	327	$22,429
2020	102	385	$23,083
2021	210	1,537	$94,377
2022	316	2,602	$254,684
2023	337	4,299	$547,009
2024	385	5,357	$647,780

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	N/R	N/R
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	N/R	N/R	N/R
2021	N/R	N/R	N/R
2022	11	27	$7,513
2023	N/R	15	$109
2024	N/R	68	$3,078

* / # = 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
G0439	Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	98	98	$123
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	132	319	$83
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	64	92	$51
G0446	Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes	42	42	$24
G2211	Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	114	201	$12

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Ozempic	Semaglutide	62	3,584	$109,064
Jardiance	Empagliflozin	57	4,650	$88,741
Mounjaro	Tirzepatide	34	1,742	$60,889
Trulicity	Dulaglutide	26	1,624	$53,407
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	49	2,310	$48,227

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
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	19	$1,619
K0007	Extra heavy duty wheelchair	Y	N/R	11	$690
E1392	Portable oxygen concentrator, rental	Y	N/R	11	$377
K0001	Standard wheelchair	Y	N/R	11	$203
A4253	Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips	N	N/R	16	$189

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	31	$528	Lilly USA, 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 Steven Istephan, M.D.?

Tedicare shows public-source Medicare data for Steven Istephan, M.D. (NPI 1790135986), 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 Steven Istephan, M.D. have ACO affiliation data?

Steven Istephan, M.D. is shown with ACO affiliation data for POM ACO (MSSP, ACO ID A1297) and ProMedica Health Network, Inc. (MSSP, ACO ID A3016).

What billing organization is linked to Steven Istephan, M.D.?

Steven Istephan, M.D. is linked to PROMEDICA MONROE PHYSICIANS (billing NPI 1194078055) in the available physician profile data.

Does Steven Istephan, M.D. have Open Payments data?

Steven Istephan, M.D. has 31 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.