Physician

Daniel R Zenk, MD

According to 2025 Medicare claims, Daniel Zenk, MD (NPI: 1326026956) practices internal medicine in the Greeley, CO market, with the plurality of this provider's patient population coming from Weld, CO. This provider's primary affiliated billing organization is POUDRE VALLEY MEDICAL GROUP, LLC (NPI: 1366763260; TIN: 800348943) and primary practice location at 80634-5474. Zenk is affiliated with the Caravan Collaborative Pathways (ACO ID: A4604), participating under the MSSP model.

Zenk's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 650 traditional Medicare patients, billed 2,505 HCPCS/CPT codes, and received $98,913 in Medicare payments. The top billing code was 90662 (Influenza vaccine split virus, preservative free). Part D data shows 15,413 prescription claims across 1,183 beneficiaries totaling $1,332,781 in drug costs, led by Eliquis (Apixaban). DME data shows 1,187 claims. No Open Payments records. 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 fallen sharply in recent years, from $152,505 to $98,913. In contrast, Part D prescription costs have risen steadily, from $762,234 to $1,332,781. For DME billing, reported payments moved sharply higher in recent years, from $106,405 to $89,983.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	971	3,654	$152,505
2016	1,026	4,604	$242,023
2017	1,113	5,635	$224,194
2018	1,128	4,738	$210,265
2019	915	7,915	$166,297
2020	773	2,652	$166,618
2021	750	2,348	$193,043
2022	805	2,595	$101,358
2023	748	2,398	$97,564
2024	650	2,505	$98,913

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	881	14,246	$762,234
2016	918	13,872	$795,046
2017	1,065	14,139	$823,585
2018	1,113	13,823	$833,685
2019	1,175	14,207	$857,619
2020	1,234	14,938	$966,756
2021	1,191	14,654	$1,041,764
2022	1,167	15,005	$1,309,774
2023	1,164	14,925	$1,453,928
2024	1,183	15,413	$1,332,781

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	304	1,330	$109,959
2016	234	1,153	$104,601
2017	332	1,283	$109,230
2018	418	1,575	$148,961
2019	330	1,120	$42,093
2020	380	1,110	$44,607
2021	407	1,137	$51,485
2022	331	1,039	$55,472
2023	359	1,152	$71,047
2024	363	1,187	$68,786

* / # = 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
90662	Influenza vaccine split virus, preservative free	102	104	$81
G0439	Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	385	385	$48
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	196	258	$43
G0008	Administration of influenza virus vaccine	109	111	$33
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	557	921	$29

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Eliquis	Apixaban	195	13,835	$265,611
Trulicity	Dulaglutide	79	3,423	$108,118
Xarelto	Rivaroxaban	79	5,440	$101,950
Jardiance	Empagliflozin	70	5,164	$100,655
Mounjaro	Tirzepatide	47	2,020	$73,826

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
A4239	Supply allowance for non-adjunctive, non-implanted continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service	N	N/R	43	$17,994
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	28	220	$14,828
A7031	Face mask interface, replacement for full face mask, each	N	23	68	$6,201
A7030	Full face mask used with positive airway pressure device, each	N	23	68	$5,882
A4604	Tubing with integrated heating element for use with positive airway pressure device	N	37	88	$3,224

Open Payments Summary

No connected Open Payments records were found for this physician in General Payments, Research Payments, or Ownership / Investment Interests.

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FAQ

What Medicare data is available for Daniel R. Zenk, MD?

Tedicare shows public-source Medicare data for Daniel R. Zenk, MD (NPI 1326026956), 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 Daniel R. Zenk, MD have ACO affiliation data?

Daniel R. Zenk, MD is shown with ACO affiliation data for Caravan Collaborative Pathways (MSSP, ACO ID A4604).

What billing organization is linked to Daniel R. Zenk, MD?

Daniel R. Zenk, MD is linked to POUDRE VALLEY MEDICAL GROUP, LLC (billing NPI 1366763260) in the available physician profile data.

Does Daniel R. Zenk, MD have Open Payments data?

No connected Open Payments records are shown for this physician in the available General Payments, Research Payments, or Ownership / Investment Interests 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.