Physician

Alison H Affinati, MD, PHD

According to 2025 Medicare claims, Alison Affinati, MD, PHD (NPI: 1871983502) practices endocrinology in the Ann Arbor, MI market, with the plurality of this provider's patient population coming from Washtenaw, MI. This provider's primary affiliated billing organization is REGENTS OF THE UNIVERSITY OF MICHIGAN (NPI: 1962432963; TIN: 386006309) and primary practice location at 48103-6201. Affinati is affiliated with the POM ACO (ACO ID: A1297), participating under the MSSP model.

Affinati's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 49 traditional Medicare patients, billed 108 HCPCS/CPT codes, and received $5,219 in Medicare payments. The top billing code was 99214 (Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more). Part D data shows 519 prescription claims across 55 beneficiaries totaling $262,109 in drug costs, led by Ozempic (Semaglutide). DME data shows 78 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 did not follow a clear longitudinal pattern. Concurrently, Part D prescription costs have moved sharply higher in recent years, from $8,624 to $262,109. For DME billing, reported payments moved sharply higher in recent years, from $327 to $29,195.

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	19	24	$1,525
2021	43	66	$4,956
2022	40	67	$4,851
2023	55	106	$7,173
2024	49	108	$5,219

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	16	78	$8,624
2016	46	332	$25,103
2017	61	323	$61,792
2018	47	254	$71,207
2019	25	174	$75,140
2020	24	168	$81,427
2021	34	205	$129,722
2022	44	260	$125,654
2023	51	468	$321,400
2024	55	519	$262,109

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	17	$2,961
2022	N/R	17	$2,983
2023	N/R	52	$10,238
2024	N/R	78	$24,456

* / # = 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
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	25	32	$69
99231	Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	11	24	$38
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	15	18	$13

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Ozempic	Semaglutide	40	1,944	$59,762
Mounjaro	Tirzepatide	15	700	$26,392
Jardiance	Empagliflozin	15	1,170	$21,362
Trulicity	Dulaglutide	11	504	$16,093
Novolog Flexpen	Insulin Aspart	20	1,379	$10,755

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	50	$19,584
A4224	Supplies for maintenance of insulin infusion catheter, per week	N	N/R	14	$3,472
A4225	Supplies for external insulin infusion pump, syringe type cartridge, sterile, each	N	N/R	14	$1,399

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 Alison H. Affinati, MD, PHD?

Tedicare shows public-source Medicare data for Alison H. Affinati, MD, PHD (NPI 1871983502), 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 Alison H. Affinati, MD, PHD have ACO affiliation data?

Alison H. Affinati, MD, PHD is shown with ACO affiliation data for POM ACO (MSSP, ACO ID A1297).

What billing organization is linked to Alison H. Affinati, MD, PHD?

Alison H. Affinati, MD, PHD is linked to REGENTS OF THE UNIVERSITY OF MICHIGAN (billing NPI 1962432963) in the available physician profile data.

Does Alison H. Affinati, MD, PHD 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.