Physician

Aaron Nicholas Vanzanten, M.D.

According to 2025 Medicare claims, Aaron Vanzanten, M.D. (NPI: 1144422940) practices emergency medicine, with the plurality of this provider's patient population coming from Mercer, PA. This provider's primary affiliated billing organization is AHN EMERGENCY GROUP OF ERIE COUNTY LTD. (NPI: 1336564798; TIN: 464852005) and primary practice location at 16127-4603. Vanzanten is affiliated with the Keystone ACO (ACO ID: A1552), participating under the MSSP model.

Vanzanten's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 280 traditional Medicare patients, billed 324 HCPCS/CPT codes, and received $32,267 in Medicare payments. The top billing code was 99291 (Critical care, first 30-74 minutes). Part D data shows 407 prescription claims across 271 beneficiaries totaling $6,311 in drug costs, led by Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav). DME data shows 12 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 moved up and down with repeated peaks and valleys, starting at $21,992 and ending at $32,267. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $1,898 and ending at $6,311. 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	217	272	$21,992
2018	431	546	$42,386
2019	367	442	$33,718
2020	219	261	$22,545
2021	188	233	$21,216
2022	226	260	$28,078
2023	224	252	$24,371
2024	280	324	$32,267

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	62	84	$1,898
2016	67	93	$1,538
2017	149	205	$2,729
2018	234	324	$5,221
2019	246	338	$5,645
2020	103	146	$2,209
2021	106	149	$3,500
2022	113	172	$2,393
2023	115	187	$4,236
2024	271	407	$6,311

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	N/R	N/R	N/R
2023	N/R	N/R	N/R
2024	N/R	12	$43

* / # = 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
99291	Critical care, first 30-74 minutes	15	16	$151
99285	Emergency department visit with high level of medical decision making	127	140	$129
99284	Emergency department visit with moderate level of medical decision making	103	108	$83
99283	Emergency department visit with low level of medical decision making	23	23	$47

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	32	260	$237
Doxycycline Hyclate	Doxycycline Hyclate	26	214	$177
Cephalexin	Cephalexin	22	174	$128
Prednisone	Prednisone	61	301	$125
Ciprofloxacin Hcl	Ciprofloxacin Hcl	20	126	$90

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
E0570	Nebulizer, with compressor	Y	N/R	12	$43

Open Payments Summary

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

Explore More Providers

Emergency medicine providers
Providers within practice ZIP code 16127-4603
Providers whose plurality patient county is Mercer, PA
Providers in Pennsylvania whose primary affiliated billing organization is AHN EMERGENCY GROUP OF ERIE COUNTY LTD.
Providers in Pennsylvania affiliated with Keystone ACO (MSSP)

FAQ

What Medicare data is available for Aaron Nicholas Vanzanten, M.D.?

Tedicare shows public-source Medicare data for Aaron Nicholas Vanzanten, M.D. (NPI 1144422940), 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 Aaron Nicholas Vanzanten, M.D. have ACO affiliation data?

Aaron Nicholas Vanzanten, M.D. is shown with ACO affiliation data for Keystone ACO (MSSP, ACO ID A1552).

What billing organization is linked to Aaron Nicholas Vanzanten, M.D.?

Aaron Nicholas Vanzanten, M.D. is linked to AHN EMERGENCY GROUP OF ERIE COUNTY LTD. (billing NPI 1336564798) in the available physician profile data.

Does Aaron Nicholas Vanzanten, M.D. 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.