Summary

Dr. Thomas Keenan is a dermatologist who brings 15 years of medical expertise to his practice. He earned his medical degree from Mayo Clinic Alix School of Medicine and completed his residency at University of Wisconsin Hospital and Clinics. His extensive training provides him with deep knowledge in diagnosing and treating various skin conditions.

Dr. Keenan practices at University of Wisconsin Health University Hospital and sees patients at UW Health Dermatology Clinic in Madison, Wisconsin. He specializes in managing skin changes during pregnancy and treating melanocytic nevus and dysplastic nevi. His clinical services include pathology tests and surgical pathology procedures to help diagnose skin conditions accurately.

Overview based on verified provider data

Quick Facts

  • 15 years of experience
  • 22 insurance plans accepted
  • University Of Wisconsin Hospital And Clinics
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Uw Health Dermatology Clinic

20 S Park StMadison, WI 53715
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 5:00 pm
Fri7:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Thomas Dexter Keenan, MD
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Dr. Thomas Dexter Keenan, MDDr. Ryan Holzwarth, MDTrisha Khanna, MD, FAADDr. Mohiba Tareen, MD
DermatologyDermatologyDermatologyDermatology
Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
4.4 
15 Years of Experience 24 Years of Experience 8 Years of Experience 21 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English, Spanish, Italian, Hindi Speaks English
Madison , WIMaplewood , MNOrlando , FLFaribault , MN
Med School: Mayo Clinic Alix School Of Medicine Med School: University Of North Dakota School Of Medicine & Health Sciences Med School: Columbia University College Of Physicians & Surgeons Med School: University Of Michigan Medical School
Current Profile
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Insurance Plans Accepted by Dr. Thomas Dexter Keenan

  • Aetna Better Health
  • Aetna Better Health - Medicaid
  • Aetna Better Health - Medicaid (Managed)
  • Allegiance Life and Health
  • Blue Cross Blue Shield
  • Cigna
  • Dean Health Plan
  • Empire Plan
  • MagnaCare
  • Medica
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • Network Health Plan
  • PreferredOne
  • Sanford Health Plan
  • UnitedHealthcare
  • Upper Peninsula Health Plan

Medical Specialties

Dr. Thomas Dexter Keenan has the following specialty

Specialty Expertise

Dr. Thomas Dexter Keenan has the following 10 areas of expertise

  • Actinic Keratosis
  • Basal Cell
  • Excision
  • Melanoma
  • Mole
  • Psoriasis
  • Rash
  • Rosacea
  • Skin Biopsy
  • Skin Cancer

Certifications, License, & Education

15 Years Experience

Dr. Thomas Dexter Keenan holds an expired medical license in the state of Wisconsin.

Medical License

Medical Doctor with an expired medical license in the state of Wisconsin that expired in 2025.

Education & Training

Residency

Completed their residency at University Of Wisconsin Hospital And Clinics.

Medical School

Graduated from Mayo Clinic Alix School Of Medicine in 2011.

NPI Number

Dr. Keenan's NPI number is 1285912402.

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Frequently Asked Questions

Is Dr. Thomas Dexter Keenan accepting new patients?
Dr. Thomas Dexter Keenan has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Thomas Dexter Keenan accept virtual/telehealth appointments?
Dr. Thomas Dexter Keenan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Thomas Dexter Keenan accept my insurance?
You can see the insurance plans that Dr. Thomas Dexter Keenan accepts on their Vitals profile.
Where is Dr. Thomas Dexter Keenan's office located?
Dr. Thomas Dexter Keenan's office is located at 20 S Park St, Madison, WI, 53715.
Which hospitals is Dr. Thomas Dexter Keenan affiliated with?
Dr. Thomas Dexter Keenan is affiliated with University Of Wisconsin Health University Hospital.

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