Physician

William Mazzei, M.D.

According to 2025 Medicare claims, William Mazzei, M.D. (NPI: 1972586501) practices family practice in the Miami-Miami Beach-Kendall, FL market, with the plurality of this provider's patient population coming from Miami-Dade, FL. This provider's primary affiliated billing organization is ESTRELLA HEALTH MEDICAL CENTER INC (NPI: 1710576988; TIN: 853330324) and primary practice location at 33165-7098. Mazzei is affiliated with the PBACO Holding, LLC (ACO ID: A1001), participating under the MSSP model.

Mazzei's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 166 traditional Medicare patients, billed 1,702 HCPCS/CPT codes, and received $612,403 in Medicare payments. The top billing code was 99204 (New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more). Part D data shows 17 prescription claims totaling $108 in drug costs. DME data shows 64 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 sharply higher in recent years, from $86,204 to $612,403. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $18,732 and ending at $108. 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	828	1,751	$86,204
2016	837	1,746	$76,076
2017	N/R	N/R	N/R
2018	98	509	$13,674
2019	72	353	$11,768
2020	122	725	$21,770
2021	88	273	$20,751
2022	52	138	$9,683
2023	202	1,387	$77,434
2024	166	1,702	$612,403

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	557	851	$18,732
2016	650	1,019	$19,018
2017	13	68	$2,954
2018	124	239	$4,733
2019	172	708	$29,090
2020	165	1,013	$49,376
2021	105	458	$25,253
2022	53	294	$17,899
2023	61	321	$21,847
2024	N/R	17	$108

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	11	$82
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	63	64	$26,404

* / # = 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
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	63	63	$103
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	111	409	$91
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	58	82	$63
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	86	201	$13
36415	Insertion of needle into vein for collection of blood sample	70	130	$9

Top 5 Part D drugs in 2024

By total drug costs.

Part D summary data is connected for 2024, but public drug-level costs are not available, so a Top 5 by total drug costs cannot be shown.

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	32	33	$18,815
E2103	Non-adjunctive, non-implanted continuous glucose monitor or receiver	N	31	31	$7,589

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 William Mazzei, M.D.?

Tedicare shows public-source Medicare data for William Mazzei, M.D. (NPI 1972586501), 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 William Mazzei, M.D. have ACO affiliation data?

William Mazzei, M.D. is shown with ACO affiliation data for PBACO Holding, LLC (MSSP, ACO ID A1001).

What billing organization is linked to William Mazzei, M.D.?

William Mazzei, M.D. is linked to ESTRELLA HEALTH MEDICAL CENTER INC (billing NPI 1710576988) in the available physician profile data.

Does William Mazzei, 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.