Physician

Aaron Joseph Zaks, DO

According to 2025 Medicare claims, Aaron Zaks, DO (NPI: 1447600317) practices family practice in the Vallejo, CA market, with the plurality of this provider's patient population coming from Solano, CA. This provider's primary affiliated billing organization is FAMILY HEALTH CENTER OF BENICIA (NPI: 1336194646; TIN: 552743886) and primary practice location at 94510-2446. Zaks is affiliated with the Aledade 45 CA CHC MSSP Enhanced (ACO ID: A4542), participating under the MSSP model.

Zaks' data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 186 traditional Medicare patients, billed 1,045 HCPCS/CPT codes, and received $61,179 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 2,943 prescription claims across 382 beneficiaries totaling $175,849 in drug costs, led by Ozempic (Semaglutide). 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 changed little. Concurrently, Part D prescription costs have risen steadily, from $12,032 to $175,849. 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	99	598	$39,805
2021	133	567	$53,165
2022	198	622	$58,270
2023	194	633	$59,598
2024	186	1,045	$61,179

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	N/R	N/R
2017	44	156	$12,032
2018	79	748	$58,962
2019	130	793	$47,163
2020	119	576	$43,587
2021	222	1,581	$115,116
2022	360	2,505	$161,494
2023	377	2,725	$177,002
2024	382	2,943	$175,849

DME Billing Trend

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

No connected DME records

* / # = 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	38	38	$151
99215	Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	65	97	$137
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	163	334	$99
98926	Osteopathic manipulative treatment, 3-4 body regions	18	60	$37
93000	Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report	12	12	$13

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Ozempic	Semaglutide	28	994	$28,404
Eliquis	Apixaban	29	1,305	$24,371
Mounjaro	Tirzepatide	16	536	$16,641
Wixela Inhub	Fluticasone Propion/Salmeterol	11	630	$4,899
Buprenorphine-Naloxone	Buprenorphine Hcl/Naloxone Hcl	17	600	$1,944

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

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 Aaron Joseph Zaks, DO?

Tedicare shows public-source Medicare data for Aaron Joseph Zaks, DO (NPI 1447600317), 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 Joseph Zaks, DO have ACO affiliation data?

Aaron Joseph Zaks, DO is shown with ACO affiliation data for Aledade 45 CA CHC MSSP Enhanced (MSSP, ACO ID A4542).

What billing organization is linked to Aaron Joseph Zaks, DO?

Aaron Joseph Zaks, DO is linked to FAMILY HEALTH CENTER OF BENICIA (billing NPI 1336194646) in the available physician profile data.

Does Aaron Joseph Zaks, DO 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.