Mark Thieberg, MD
5.0(139 reviews)
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Office Hours

  • Mon:7:00am - 5:00pm
  • Tue:7:00am - 5:00pm
  • Wed:7:00am - 5:00pm
  • Thu:7:00am - 5:00pm
  • Fri:7:00am - 5:00pm
  • Sat:8:00am - 12:00pm

Mark Thieberg, MD
Dermatologist - General

Highlights

  • Board Certified
  • Has Online Scheduling

Biography

Dr. Thieberg was nominated for D Magazine's Best Docs in 2024, 2023, 2020, 2019, 2018, 2010, 2007, 2006, 2004.Dr. Thieberg has been named a Best Doctor in Collin County by D Magazine in 2024, 2023, 20… Read more ›

Featured Review See More Reviews

I've been seeing Dr. Thieberg for many years now for my skin issues. He's always on top of everything and explains what he's going to do and why I would definitely recommend this practice to anyone.…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
Mount Sinai School of Medicine (Education)Other DegreeOther1990

InstitutionFocusYear
Internship - Northwestern Memorial HospitalInternal Medicine (Preliminary Medicine)1991
Residency - University of IA Hospitals & ClinicsDermatology1994

CertificationCert. BodyYear
DermatologyDermatologyNot Specified

Practice & Hospital Affiliations

  • Baylor Medical Center At Garland
       Garland, Texas - 75042

Photos

Provider Profile 0

Specialties

Languages Spoken
English
Medical Specialties
  • Dermatologist

Dermatology

Years In Practice: 29 (started in 1997)

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5.0
Number of Reviews: 139
Most Recent Review: 09/25/2026
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Office & Staff Evaluation 5.0

Ease of Getting an Appointment 5.0
Courtesy of Practice Staff Not rated
Office Appearance & Atmosphere 5.0
Handling of Billing Matters Not rated
Average Wait Time Not Rated

Provider Evaluation 5.0

Willingness to Spend Time with You 5.0
Listening Skills 5.0
Clear Explanations 5.0
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Verified Patient

“I've been seeing Dr. Thieberg fo...”

I've been seeing Dr. Thieberg for many years now for my skin issues. He's always on top of everything and explains what he's going to do and why I would definitely recommend this practice to anyone.

Anonymous 09/25/2026
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Verified Patient

“Always the best...”

Always the best

Anonymous 09/20/2026
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Verified Patient

“Excellent disgnodticiian and com...”

Excellent disgnodticiian and communicator

Anonymous 09/04/2026
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Verified Patient

“Very professional and very knowl...”

Very professional and very knowledgeable.

Anonymous 08/29/2026
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Verified Patient

“Great doctor!...”

Great doctor!

Anonymous 08/25/2026
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Verified Patient

“Thorough, answers questions, pat...”

Thorough, answers questions, patience

Anonymous 09/21/2026
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Verified Patient

“Professional and caring...”

Professional and caring

Anonymous 09/04/2026
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Verified Patient

“Wonderful doctor, very personabl...”

Wonderful doctor, very personable

Anonymous 09/01/2026
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Verified Patient

“Always good...”

Always good

Anonymous 08/27/2026
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Verified Patient

“I have been with Thieberg for ov...”

I have been with Thieberg for over 30 years. He has taken very good care of all my skin issues. I trust him 100%.

Anonymous 08/22/2026
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Locations

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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Mark Thieberg, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Mark Thieberg, MD has not yet specified the insurance plans he accepts.