Dr. Clarence W. Brown Jr., MD

  • Onalaska, WI
  • Dermatologist
NPI1386654390PAC ID8820134398
Medicare services, 2024
2,010
Medicare patients, 2024
661
Part D claims, 2024
425
Publications
18
Hospital affiliations
1
Practice address
3111 Gundersen Dr, Onalaska, WI 54650
Practice phone
Call (608) 775-8025
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Gundersen Lutheran Onalaska Clinic

Onalaska, Wisconsin

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Dr. Clarence W. Brown Jr. is a dermatologist in Onalaska, Wisconsin

Dr. Brown practices at Gundersen Lutheran Onalaska Clinic in Onalaska, Wisconsin.

Dr. Brown's NPI, 1386654390, was assigned on August 9, 2006. Dr. Brown graduated from University of Pittsburgh School of Medicine in 1995. Dr. Brown's Wisconsin license number on file is 2024.

NPI and contact details
Medicare PAC ID
8820134398
NPI enumeration date
August 9, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(608) 775-8025
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
57
Medical school graduation
1995

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Clarence W. Brown Jr. practices at Gundersen Lutheran Onalaska Clinic in Onalaska, Wisconsin

Dr. Brown's primary practice is Gundersen Lutheran Onalaska Clinic, at 3111 Gundersen Dr, Onalaska, WI 54650 in La Crosse County. The practice phone is (608) 775-8025.

  • Gundersen Lutheran Onalaska Clinic
    3111 Gundersen Dr, Onalaska, WI 54650 · La Crosse CountyPhone(608) 775-8025

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

Dr. Clarence W. Brown Jr. is affiliated with 2 sites of care and 3 medical groups

Dr. Brown's primary practice is Gundersen Lutheran Onalaska Clinic in Onalaska, Wisconsin. Dr. Brown is also affiliated with Gundersen Lutheran Medical Center. The medical group on file is Gundersen Lutheran Medical Center. Dmand AI also links Dr. Brown to 2 more medical groups, each named with a free account.

See all 5 affiliations for Dr. Brown

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

Dmand AI tracks the EHR system at Dr. Clarence W. Brown Jr.'s practice

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

EHR by site
SiteEHR vendor and product
Gundersen Lutheran Onalaska ClinicAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Clarence W. Brown Jr. is one of 436 dermatologists in Wisconsin

Dermatology is Dr. Brown's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Brown is board certified in dermatology by the American Board of Dermatology. Dmand AI has Dr. Brown's licenses on file in 8 states: Wisconsin, Michigan, Iowa, Illinois, Minnesota, Indiana, Florida and Missouri.

Specialties and state licenses

  • Dermatology, WisconsinPrimaryLicense 2024 · 2022 to 2025 · taxonomy 207N00000X
  • Michigan licenseLicense 4301093918 · 2009 to 2028
  • Iowa license2022 to 2027
  • Procedural dermatology, IllinoisLicense 036096380 · 1997 to 2026 · taxonomy 207NS0135X
  • Minnesota license2022 to 2026
  • Indiana license2020 to 2025
  • Florida license2021 to 2023
  • Missouri license1999 to 2017

Clinical focus

Dmand AI lists acute skin infection, benign or precancerous skin growths, cancerous skin growth removal, contact dermatitis, hives, itchy rashes, minor injury to a limb and psoriasis among the conditions Dr. Brown treats.

Dermatologists near Dr. Brown

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

436dermatologists in Wisconsin
6dermatologists in Onalaska

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

Dr. Clarence W. Brown Jr. billed Medicare for 2,010 services in 2024

CMS data shows 2,010 Medicare services from Dr. Brown across 26 procedure codes in 2024, for 661 Medicare patients. Medicare paid $257,748 for them. Every service was in an office.

Medicare services, 20242,010
Medicare patients661
Paid by Medicare$257,748
Procedure codes26

Dr. Brown's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 1,5222024: 1,5804%
Office and hospital visits
2023: 4912024: 31735%
Other services
2023: 02024: 113

Dr. Brown compared with the Wisconsin median for dermatologists, 2024

  • Dr. Brown
  • Wisconsin median
Medicare services
2,010vs 1,8936% above
Medicare patients
661vs 51828% above
Part D claims
317vs 51839% below

Medians across 439 dermatologists in Wisconsin with Dmand AI profiles that report each measure.

Dr. Brown's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Brown

Need commercial claims for Dr. Brown?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Brown and other dermatologists in Wisconsin.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Clarence W. Brown Jr. treated 661 Medicare patients in 2024, average age 75

CMS counts 661 Medicare patients who saw Dr. Brown in 2024. The largest group is 65 to 74, with 297 patients. 63% of them have high cholesterol, and 62% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Brown's median patient age at 73, with 45% women.

Medicare patients, 2024661
Average age75
Average risk score1.13
Also on Medicaid8%

Dr. Brown's Medicare patients by age, 2024

Dr. Brown's Medicare patients by sex, 2024

  • Women29444%
  • Men36756%

Chronic conditions among Dr. Brown's Medicare patients, 2024

  1. High cholesterol63%
  2. High blood pressure62%
  3. Arthritis37%
  4. Chronic kidney disease30%
  5. Diabetes21%
  6. Ischemic heart disease21%
  7. Mood disorders16%
  8. Anxiety15%

Share of Medicare patients with each condition. A patient can have several.

Dr. Brown's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women45%
  • Men55%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Clarence W. Brown Jr. wrote 425 Medicare Part D claims in 2024

In 2024, Dr. Brown wrote 425 Medicare Part D claims for 293 patients. 94% of them were for generic drugs. CMS names the drug for 317 of them, across 9 drugs with 11 or more claims each, at $7,698 in total drug cost. In 2023, CMS named 426 claims across 9 drugs.

Part D claims, 2024425
Drugs named by CMS9
Total drug cost$7,698
Part D patients293

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

  • Generic399 claims94%
  • Brand-name26 claims6%

Dr. Brown'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. Brown's Part D claims, 2024

  • Antibiotics45%190 of 425 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, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 4262024: 31726%

Drugs named by CMS: 9 in 2024, 9 in 2023.

See all prescribing by Dr. Brown

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

Dr. Clarence W. Brown Jr. ranks in the 94th percentile for melanoma (skin cancer) excision in Medicare

Dr. Brown accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 110 procedures of melanoma (skin cancer) excision by Dr. Brown, more than 94% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Brown ranks in Medicare procedure volume

Removal of skin cancer
62nd percentile535 procedures
Removal of skin lesions
76th percentile114 procedures
Melanoma (skin cancer) excision
94th percentile110 procedures
Skin biopsy
67th percentile40 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Clarence W. Brown Jr. has 18 publications on record

Dmand AI links 18 papers to Dr. Brown, published from 2014 to 2015. The most frequent topics are Drug Eruptions, Facial Dermatoses and Hypersensitivity, Immediate. Dr. Brown has published most often in Cutis. Dr. Brown's most frequent co-authors are Joshua O. Podjasek, MD, Faiyaaz Ahmad Kalimullah, MD and Nicholas Anthony Ressa, MD.

Papers18
Years published2014 to 2015

Topics Dr. Brown writes about most

  • Drug Eruptions
  • Facial Dermatoses
  • Hypersensitivity, Immediate

Dr. Brown's most frequent co-authors

Recent publications by Dr. Brown

See all 18 publications and co-authors

See who Dr. Brown researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Brown works with, so you can find a warm path to the right dermatologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Clarence W. Brown Jr. received $5,132 in industry payments from 2016 to 2024

CMS Open Payments shows 123 general payments to Dr. Brown from 25 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 53% of the total. Abbvie Inc. paid the most, $1,099.

General payments to Dr. Brown by program year, 2016 to 2024

General payments to Dr. Brown by kind, 2016 to 2024

$5.1Kin total
  • Food and beverage$2,70653%
  • Honoraria$1,00019%
  • Consulting fees$79015%
  • Speaker and faculty fees$60012%
  • Travel and lodging$361%

Companies that paid Dr. Brown the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Brown

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

Dr. Clarence W. Brown Jr. has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Brown, most recently ASDS Fellow in 2012.

Awards and honors for Dr. Brown

  1. 2012
    • ASDS Fellow
  2. Undated
    • CMS Stage 1 2012
    • Fellow (FACMS)

Source: Dmand AI Professional Profile Data

Dr. Clarence W. Brown Jr. graduated from University of Pittsburgh School of Medicine

Dr. Brown graduated from University of Pittsburgh School of Medicine in 1995. Dr. Brown is a member of AAD, American College of Mohs Surgery, ASDS and Illinois State Medical Society.

  1. Medical schoolUniversity of Pittsburgh School of Medicine
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Clarence W. Brown Jr. accepts plans from 21 insurance carriers

Dr. Brown is in network with 21 carriers, including Elevance, Aetna and HCSC. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

Plan types Dr. Brown accepts, by number of carriers

  1. PPO12
  2. HMO11
  3. Medicare10
  4. POS8
  5. EPO5
  6. Medicaid4

Source: Dmand AI Insurance Network Data

Sources for Dr. Clarence W. Brown Jr.'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
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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. Clarence W. Brown Jr.

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. Clarence W. Brown Jr.'s NPI number?

Dr. Clarence W. Brown Jr.'s NPI number is 1386654390. It was assigned on August 9, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Clarence W. Brown Jr.?

Dr. Clarence W. Brown Jr. is a dermatologist in Onalaska, Wisconsin. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Clarence W. Brown Jr. practice?

Dr. Brown practices at 3111 Gundersen Dr, Onalaska, WI 54650. Dr. Brown's primary practice is Gundersen Lutheran Onalaska Clinic in Onalaska, Wisconsin. Dmand AI also links Dr. Brown to 2 medical groups.

What is Dr. Clarence W. Brown Jr.'s office phone number?

The practice phone on file for Dr. Brown is (608) 775-8025.

What is Dr. Clarence W. Brown Jr.'s medical license number?

Dr. Brown's Wisconsin license number on file is 2024, one of the licenses on file in 8 states.

Which states has Dr. Clarence W. Brown Jr. been licensed in?

Dmand AI has state licenses on file for Dr. Brown in Wisconsin (2022 to 2025), Michigan (2009 to 2028), Iowa (2022 to 2027), Illinois (1997 to 2026), Minnesota (2022 to 2026), Indiana (2020 to 2025), Florida (2021 to 2023) and Missouri (1999 to 2017).

Which hospitals is Dr. Clarence W. Brown Jr. affiliated with?

Dr. Brown is affiliated with Gundersen Lutheran Medical Center.

What medical group is Dr. Clarence W. Brown Jr. part of?

Dr. Brown is linked to Gundersen Lutheran Medical Center. Dmand AI links Dr. Brown to 2 more medical groups.

Does Dr. Clarence W. Brown Jr. accept Medicare?

Yes. CMS data shows Dr. Brown billed Medicare for 2,010 services in 2024, and Dr. Brown accepts Medicare assignment.

How many Medicare patients does Dr. Clarence W. Brown Jr. see?

CMS counts 661 Medicare patients who saw Dr. Brown in 2024, with an average age of 75.

Show 9 more questionsShow fewer questions

Is Dr. Clarence W. Brown Jr. board certified?

Yes. Dr. Brown is board certified in dermatology by the American Board of Dermatology.

What services does Dr. Clarence W. Brown Jr. bill to Medicare?

In 2024, Dr. Brown's most billed Medicare services were surgery: skin and soft tissue (17311), surgery: skin and soft tissue (17312) and surgery: skin and soft tissue (13132).

Where did Dr. Clarence W. Brown Jr. go to medical school?

Dr. Brown graduated from University of Pittsburgh School of Medicine in 1995.

What drugs does Dr. Clarence W. Brown Jr. prescribe most?

In 2024 Medicare Part D data, Dr. Brown's most prescribed drugs by claims were Minocycline HCl, Fluorouracil and Clobetasol Propionate.

Has Dr. Clarence W. Brown Jr. received payments from drug or device companies?

CMS Open Payments shows $5,132 in general payments to Dr. Brown from 25 companies from 2016 to 2024. The largest total came from Abbvie Inc.

How long has Dr. Clarence W. Brown Jr. been practicing?

Dr. Brown graduated from medical school in 1995, 31 years ago.

Does Dr. Clarence W. Brown Jr. do research?

Dmand AI links 18 publications to Dr. Brown, published from 2014 to 2015.

Who does Dr. Clarence W. Brown Jr. publish with?

Dr. Brown's most frequent co-authors are Joshua O. Podjasek, MD (2 shared papers), Faiyaaz Ahmad Kalimullah, MD (1 shared paper) and Nicholas Anthony Ressa, MD (1 shared paper).

What insurance does Dr. Clarence W. Brown Jr. accept?

Dr. Brown is in network with 21 carriers, including Elevance, Aetna and HCSC. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

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