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Dr. Clayton Thomas Marcinak, MD

  • Madison, WI
  • General surgeon
NPI1124589247
Part D claims, 2024
26
Industry payments
$1,000
State license
1
Year NPI issued
2019
Practice address
600 Highland Ave, Madison, WI 53792-0001
Practice phone
Call (608) 263-6400
Professional email
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Personal email
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Mobile number
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Social profiles

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Dr. Clayton Thomas Marcinak is a general surgeon in Madison, Wisconsin

Dr. Marcinak practices in Madison, Wisconsin.

Dr. Marcinak's NPI, 1124589247, was assigned on March 29, 2019. Dr. Marcinak holds Wisconsin license 75355.

NPI and contact details
NPI
1124589247NPI Registry (opens in a new tab)
NPI enumeration date
March 29, 2019
NPI status
Active
Practice phone
(608) 263-6400
Professional email
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Personal email
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Mobile number
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Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data

Dr. Clayton Thomas Marcinak's practice address is in Madison, Wisconsin

Dr. Marcinak's practice address in the NPI Registry is 600 Highland Ave, Madison, WI 53792-0001. The practice phone is (608) 263-6400.

  • NPI Registry address
    600 Highland Ave, Madison, WI 53792-0001Phone(608) 263-6400

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dmand AI tracks the EHR system at Dr. Clayton Thomas Marcinak's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marcinak practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dr. Marcinak's practiceAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Clayton Thomas Marcinak is one of 565 general surgeons in Wisconsin

Surgery is Dr. Marcinak's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Marcinak is licensed in Wisconsin.

Specialties and state licenses

  • Surgery, WisconsinPrimaryLicense 75355 · taxonomy 208600000X

General surgeons near Dr. Marcinak

Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.

565general surgeons in Wisconsin64general surgeons in Madison

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Clayton Thomas Marcinak wrote 26 Medicare Part D claims in 2024

In 2024, Dr. Marcinak wrote 26 Medicare Part D claims for 21 patients. 92% of them were for generic drugs. CMS names the drug for 17 of them, across 1 drug with 11 or more claims each, at $23 in total drug cost. In 2020, CMS named 14 claims across 1 drug.

Part D claims, 202426
Drugs named by CMS1
Total drug cost$23
Part D patients21

Dr. Marcinak's Part D claims by kind of drug, 2024

  • Generic24 claims92%
  • Brand-name and other2 claims8%

Dr. Marcinak's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Marcinak's Part D claims, 2024

  • Opioids81%21 of 26 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2020 to 2024

  • 2020
  • 2024
Claims for drugs CMS names
2020: 142024: 1721%

Drugs named by CMS: 1 in 2024, 1 in 2020.

See all prescribing by Dr. Marcinak

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

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Dr. Clayton Thomas Marcinak received $1,000 in industry payments in 2024

CMS Open Payments shows 1 general payment to Dr. Marcinak from 1 drug or device company in 2024. Education make up the largest share, 100% of the total. Intuitive Surgical, Inc. paid the most, $1,000.

Companies that paid Dr. Marcinak the most, 2024 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Marcinak

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Clayton Thomas Marcinak's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Clayton Thomas Marcinak

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Clayton Thomas Marcinak's NPI number?

Dr. Clayton Thomas Marcinak's NPI number is 1124589247. It was assigned on March 29, 2019, and it is active in the NPI Registry.

What kind of doctor is Dr. Clayton Thomas Marcinak?

Dr. Clayton Thomas Marcinak is a general surgeon in Madison, Wisconsin. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Clayton Thomas Marcinak practice?

Dr. Marcinak practices at 600 Highland Ave, Madison, WI 53792-0001.

What is Dr. Clayton Thomas Marcinak's office phone number?

The practice phone on file for Dr. Marcinak is (608) 263-6400.

What is Dr. Clayton Thomas Marcinak's medical license number?

Dr. Marcinak holds Wisconsin license 75355.

What drugs does Dr. Clayton Thomas Marcinak prescribe most?

In 2024 Medicare Part D data, Dr. Marcinak's most prescribed drugs by claims were Oxycodone HCl.

Has Dr. Clayton Thomas Marcinak received payments from drug or device companies?

CMS Open Payments shows $1,000 in general payments to Dr. Marcinak from 1 company from 2024 to 2024. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Clayton Thomas Marcinak been practicing?

Dr. Marcinak's NPI was assigned in 2019.

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