Physician

Kendal Lee Hamann, M.D.

According to 2025 Medicare claims, Kendal Hamann, M.D. (NPI: 1285615922) practices endocrinology in the Santa Rosa-Petaluma, CA market, with the plurality of this provider's patient population coming from Sonoma, CA. This provider's primary affiliated billing organization is SUTTER BAY MEDICAL FOUNDATION (NPI: 1003267196; TIN: 941156581) and primary practice location at 95403-1671.

Hamann's data goes back to 2015 and runs through 2024. For example, in 2018, this provider had 11 traditional Medicare patients, billed 48 HCPCS/CPT codes, and received $939 in Medicare payments. 2024 Part D data shows 2,458 prescription claims across 535 beneficiaries totaling $483,125 in drug costs, led by Omnipod 5 Dexg7g6 Pods (Gen 5) (Insulin Pump Cart,auto,bt,g6/7). 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 has fewer than 5 years of reported Medicare Part B carrier billing data, so a reliable trend cannot be assigned. Concurrently, Part D prescription costs have moved sharply higher in recent years, from $140,899 to $483,125. 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	11	48	$939
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	N/R	N/R

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	229	844	$140,899
2016	309	1,070	$179,436
2017	284	1,069	$134,266
2018	373	1,342	$210,276
2019	345	1,253	$210,705
2020	364	1,282	$211,303
2021	382	1,428	$252,018
2022	386	1,586	$319,007
2023	492	2,241	$437,035
2024	535	2,458	$483,125

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.

No connected Part B code-level records for 2024.

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Omnipod 5 Dexg7g6 Pods (Gen 5)	Insulin Pump Cart,auto,bt,g6/7	45	3,898	$83,545
Forteo	Teriparatide	56	1,701	$75,998
Teriparatide	Teriparatide	12	336	$42,484
Humalog	Insulin Lispro	120	11,029	$34,672
Ozempic	Semaglutide	38	1,120	$28,128

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.

Explore More Providers

FAQ

What Medicare data is available for Kendal Lee Hamann, M.D.?

Tedicare shows public-source Medicare data for Kendal Lee Hamann, M.D. (NPI 1285615922), 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 Kendal Lee Hamann, M.D. have ACO affiliation data?

No ACO affiliation record is shown in the available Tedicare data for this profile.

What billing organization is linked to Kendal Lee Hamann, M.D.?

Kendal Lee Hamann, M.D. is linked to SUTTER BAY MEDICAL FOUNDATION (billing NPI 1003267196) in the available physician profile data.

Does Kendal Lee Hamann, 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.