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Dr. Martin Krsak, MD

Dr. Martin Krsak, MD

Addiction Specialist
895 S Logan St, Denver, CO
Martin Kršák, MD, MSC, MBA, FASAM, is a physician board-certified in Internal Medicine, Infectious Diseases, and Addiction Medicine. Before joining MedNOW Clinics, he worked as a primary care physician at the Colorado Department of Corrections (CDOC). Before CDOC, he worked as faculty with the Division of Infectious Diseases at the University of Colorado School of Medicine. Preceding his relocation to Colorado, he practiced at Lemuel Shattuck Hospital in Jamaica Plain, Massachusetts, a Department of Public Health hospital serving indigent, incarcerated, marginalized, and substance-misusing populations. Dr. Kršák’s special professional interests include mental health care in primary care settings, including the utilization of ketamine-assisted and psychedelic-assisted therapies. He is interested in the broader utilization of telemedicine and digital monitoring devices in healthcare, and the impact of various medical interventions on public health and healthcare economics. Dr. Kršák also contributes to clinical research and medical student teaching, holding positions as clinical associate professor of medicine with the University of Colorado School of Medicine and as Editor-in-Chief at Sage Open Chronic Disease scientific journal. Dr. Kršák grew up in Slovakia (former Czechoslovakia) and received his medical doctorate (M.D.) at Jessenius Medical Faculty, Comenius University in Martin, Slovakia. He completed Internal Medicine residency at Caritas (later renamed to Steward) Carney Hospital in Dorchester, MA (a Tufts University affiliate), and his infectious diseases training at the Tufts University ID fellowship program (Tufts Medical Center, Lahey Hospital and Lemuel Shattuck Hospital). At Tufts, he completed his Master of Science (M.Sc.) degree in Clinical and Translational Medical Science. He also completed a master’s degree in business administration (M.B.A.) at the University of Colorado in Denver in December 2025.

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About Dr. Martin Krsak

Martin Kršák, MD, MSC, MBA, FASAM, is a physician board-certified in Internal Medicine, Infectious Diseases, and Addiction Medicine. Before joining MedNOW Clinics, he worked as a primary care physician at the Colorado Department of Corrections (CDOC). Before CDOC, he worked as faculty with the Division of Infectious Diseases at the University of Colorado School of Medicine. Preceding his relocation to Colorado, he practiced at Lemuel Shattuck Hospital in Jamaica Plain, Massachusetts, a Department of Public Health hospital serving indigent, incarcerated, marginalized, and substance-misusing populations. Dr. Kršák’s special professional interests include mental health care in primary care settings, including the utilization of ketamine-assisted and psychedelic-assisted therapies. He is interested in the broader utilization of telemedicine and digital monitoring devices in healthcare, and the impact of various medical interventions on public health and healthcare economics. Dr. Kršák also contributes to clinical research and medical student teaching, holding positions as clinical associate professor of medicine with the University of Colorado School of Medicine and as Editor-in-Chief at Sage Open Chronic Disease scientific journal. Dr. Kršák grew up in Slovakia (former Czechoslovakia) and received his medical doctorate (M.D.) at Jessenius Medical Faculty, Comenius University in Martin, Slovakia. He completed Internal Medicine residency at Caritas (later renamed to Steward) Carney Hospital in Dorchester, MA (a Tufts University affiliate), and his infectious diseases training at the Tufts University ID fellowship program (Tufts Medical Center, Lahey Hospital and Lemuel Shattuck Hospital). At Tufts, he completed his Master of Science (M.Sc.) degree in Clinical and Translational Medical Science. He also completed a master’s degree in business administration (M.B.A.) at the University of Colorado in Denver in December 2025.

In-network insurances

  • Blue Cross Blue Shield Association
  • UnitedHealthcare
  • Highmark

Areas of expertise

This doctor's experience enhances their expertise in similar cases. Below are the conditions or surgeries they treat most frequently.
HIV/AIDS
HIV/AIDS

Other popular visit reasons

Annual Pap Smear / GYN Exam
Annual Physical
Flu
Illness
Infection Consultation
Ozempic / Wegovy (Semaglutide) Consultation
Rash
Sleep Problems
Annual Pap Smear / GYN Exam
Annual Physical
Flu
Illness

Office location

MedNOW Clinics
895 S Logan St, Denver, CO 80209
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Education and background

Practice names

Board certifications

  • American Board of Internal Medicine
  • Infectious Disease (American Board of Internal Medicine)
  • American Board of Preventive Medicine

Education and training

  • Medical School - Jesseniova Lekarska Fakulta, Doctor of Medicine
  • Carney Hospital in Dorchester, Residency in Internal Medicine
  • University of Colorado Denver, Master's in Business Administration

Languages spoken

  • English

Provider's gender

Male

NPI number

1891958781

Patient reviews

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Frequently asked questions

How soon can I make an appointment with Dr. Martin Krsak?

Generally, Dr. Martin Krsak has appointments available on Zocdoc within 1 week. You can see Dr. Krsak's earliest availability on Zocdoc and make an appointment online.

Is Dr. Martin Krsak accepting new patients?

Dr. Martin Krsak generally accepts new patients on Zocdoc. You can see Dr. Krsak's earliest availability on Zocdoc and schedule an appointment online.

Does Dr. Martin Krsak accept my insurance?

Choose your insurance plan to verify if Dr. Krsak is in-network.

Can I make an appointment with Dr. Martin Krsak online?

Yes, you can make an appointment online with Dr. Krsak using Zocdoc. It’s simple, secure, and free.

What practice does Dr. Martin Krsak work with?

Where is Dr. Martin Krsak's office located?

Dr. Martin Krsak's office is located at 895 S Logan St, Denver, CO 80209.

Which board certifications does Dr. Martin Krsak have?

Dr. Martin Krsak is certified by American Board of Internal Medicine, Infectious Disease (American Board of Internal Medicine), and American Board of Preventive Medicine.

What are common reasons for patients to see Dr. Martin Krsak?

Dr. Martin Krsak frequently sees patients for Annual Pap Smear / GYN Exam, Annual Physical, Illness, Infection Consultation, and Sleep Problems. You can see other visit reasons for Dr. Martin Krsak on their profile.

What languages does Dr. Martin Krsak speak?

Dr. Martin Krsak speaks English.

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