Physician

Michael Zumwalt, M.D.

According to 2025 Medicare claims, Michael Zumwalt, M.D. (NPI: 1275947764) practices dermatology in the Carson City, NV market, with the plurality of this provider's patient population coming from Carson City, NV. This provider's primary affiliated billing organization is MOUNTAIN WEST DERM - BLACKHART PLLC (NPI: 1740633015; TIN: 813253496) and primary practice location at 89703-8457.

Zumwalt's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 797 traditional Medicare patients, billed 4,187 HCPCS/CPT codes, and received $1,120,477 in Medicare payments. The top billing code was 17311 (Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks). Part D data shows 1,105 prescription claims across 639 beneficiaries totaling $19,582 in drug costs, led by Fluorouracil (Fluorouracil). Open Payments data shows 58 records totaling $1,311. 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 $11,349 to $1,120,477. In contrast, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $126,624 to $19,582. 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	60	228	$11,349
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	N/R	N/R	N/R
2021	330	2,229	$233,993
2022	648	8,010	$645,160
2023	862	4,301	$1,141,458
2024	797	4,187	$1,120,477

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	77	161	$126,624
2018	65	120	$4,504
2019	85	101	$1,431
2020	172	236	$5,799
2021	332	534	$70,397
2022	437	787	$23,787
2023	617	1,039	$25,355
2024	639	1,105	$19,582

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
17311	Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks	505	697	$403
17312	Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks	345	721	$322
13121	Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm	250	326	$229
13132	Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm	256	290	$195
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	208	253	$63

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Fluorouracil	Fluorouracil	127	3,679	$7,864
Doxycycline Hyclate	Doxycycline Hyclate	724	7,364	$6,893
Clobetasol Propionate	Clobetasol Propionate	19	568	$693
Cephalexin	Cephalexin	47	470	$605
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	86	439	$484

Top 5 DME services in 2024

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

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	58	$1,311	ABBVIE INC.
Research Payments	Reported research-related payment or transfer-of-value amount.	0	$0	N/R
Ownership / Investment Interests	Reported value of ownership or investment interests.	0	$0	N/R

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FAQ

What Medicare data is available for Michael Zumwalt, M.D.?

Tedicare shows public-source Medicare data for Michael Zumwalt, M.D. (NPI 1275947764), 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 Michael Zumwalt, 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 Michael Zumwalt, M.D.?

Michael Zumwalt, M.D. is linked to MOUNTAIN WEST DERM - BLACKHART PLLC (billing NPI 1740633015) in the available physician profile data.

Does Michael Zumwalt, M.D. have Open Payments data?

Michael Zumwalt, M.D. has 58 connected Open Payments records in the available 2024 summary 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.