Dr. Mark T. Leibowitz

Internal Medicine
2600 Redondo Ave, Suite 500, 
Long Beach, CA 
2600 Redondo Ave, Suite 500, 
Long Beach, CA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Mark Leibowitz is a primary care provider, practicing in Internal Medicine in Long Beach, California. His top areas of expertise are Maturity Onset Diabetes of the Young, Nonalcoholic Steatohepatitis (NASH), Non-Alcoholic Fatty Liver Disease, and Type 2 Diabetes (T2D).

His clinical research consists of co-authoring 4 peer reviewed articles and participating in 12 clinical trials. MediFind looks at clinical research from the past 15 years.

Specialties
Internal Medicine
Licenses
Internal Medicine in CA
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID

Locations

2600 Redondo Ave, Suite 500, Long Beach, CA 90806

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

9 Clinical Trials

A Randomized, Open-Label, Parallel-Group, Two-Arm, Phase 4 Study to Evaluate the Long-Term Efficacy and Safety of Tirzepatide Compared With Intensified Conventional Care in Adults When Initiating Treatment Early in the Course of Type 2 Diabetes
A Randomized, Open-Label, Parallel-Group, Two-Arm, Phase 4 Study to Evaluate the Long-Term Efficacy and Safety of Tirzepatide Compared With Intensified Conventional Care in Adults When Initiating Treatment Early in the Course of Type 2 Diabetes
Enrollment Status: Active_not_recruiting
Publish Date: December 12, 2025
Intervention Type: Drug
Study Phase: Phase 4
A Randomized, Double-Blind, Placebo-Controlled Phase 2 Study Comparing the Efficacy and Safety of Tirzepatide Versus Placebo in Patients With Nonalcoholic Steatohepatitis (NASH)
A Randomized, Double-Blind, Placebo-Controlled Phase 2 Study Comparing the Efficacy and Safety of Tirzepatide Versus Placebo in Patients With Nonalcoholic Steatohepatitis (NASH)
Enrollment Status: Completed
Publish Date: January 24, 2025
Intervention Type: Drug
Study Drug: Tirzepatide
Study Phase: Phase 2
A Phase 4, Randomized, Double-Blind, Placebo-Controlled Study Evaluating the Efficacy and Safety of Galcanezumab Versus Rimegepant in Adult Participants With Episodic Migraine
A Phase 4, Randomized, Double-Blind, Placebo-Controlled Study Evaluating the Efficacy and Safety of Galcanezumab Versus Rimegepant in Adult Participants With Episodic Migraine
Enrollment Status: Completed
Publish Date: June 28, 2024
Intervention Type: Drug
Study Drugs: Galcanezumab, Rimegepant
Study Phase: Phase 4
Efficacy and Safety of Tirzepatide Once Weekly Versus Placebo After an Intensive Lifestyle Program in Participants Without Type 2 Diabetes Who Have Obesity or Are Overweight With Weight-Related Comorbidities: A Randomized, Double Blind, Placebo-Controlled Trial (SURMOUNT-3)
Efficacy and Safety of Tirzepatide Once Weekly Versus Placebo After an Intensive Lifestyle Program in Participants Without Type 2 Diabetes Who Have Obesity or Are Overweight With Weight-Related Comorbidities: A Randomized, Double Blind, Placebo-Controlled Trial (SURMOUNT-3)
Enrollment Status: Completed
Publish Date: May 16, 2024
Intervention Type: Other, Drug
Study Drug: Tirzepatide
Study Phase: Phase 3
A Phase 3, Randomized, Observer-Blinded, Placebo-Controlled Study to Evaluate the Efficacy, Safety, and Immunogenicity of a SARS-CoV-2 Recombinant Spike Protein Nanoparticle Vaccine (SARS-CoV-2 rS) With Matrix-M1™ Adjuvant in Adult Participants ≥ 18 Years With a Pediatric Expansion in Adolescents (12 to < 18 Years)
A Phase 3, Randomized, Observer-Blinded, Placebo-Controlled Study to Evaluate the Efficacy, Safety, and Immunogenicity of a SARS-CoV-2 Recombinant Spike Protein Nanoparticle Vaccine (SARS-CoV-2 rS) With Matrix-M1™ Adjuvant in Adult Participants ≥ 18 Years With a Pediatric Expansion in Adolescents (12 to < 18 Years)
Enrollment Status: Completed
Publish Date: December 21, 2023
Intervention Type: Biological, Other
Study Drug: SARS-CoV-2 rS/Matrix-M1 Adjuvant
Study Phase: Phase 3
A Randomized, Phase 3, Open-label Trial Comparing the Effect of the Addition of Tirzepatide Once Weekly Versus Insulin Lispro (U100) Three Times Daily in Participants With Type 2 Diabetes Inadequately Controlled on Insulin Glargine (U100) With or Without Metformin (SURPASS-6)
A Randomized, Phase 3, Open-label Trial Comparing the Effect of the Addition of Tirzepatide Once Weekly Versus Insulin Lispro (U100) Three Times Daily in Participants With Type 2 Diabetes Inadequately Controlled on Insulin Glargine (U100) With or Without Metformin (SURPASS-6)
Enrollment Status: Completed
Publish Date: November 02, 2023
Intervention Type: Drug
Study Drugs: Tirzepatide, Insulin Lispro, Insulin Glargine
Study Phase: Phase 3
A Phase 2 Study of Once-Weekly LY3437943 Compared With Placebo and Dulaglutide in Participants With Type 2 Diabetes
A Phase 2 Study of Once-Weekly LY3437943 Compared With Placebo and Dulaglutide in Participants With Type 2 Diabetes
Enrollment Status: Completed
Publish Date: July 03, 2023
Intervention Type: Drug
Study Drugs: LY3437943, Dulaglutide
Study Phase: Phase 2
A Phase 2a Multicenter, Randomized, Double-Blind, Parallel Group, 26-Week, Placebo-Controlled Study of SUVN-502 in Subjects With Moderate Alzheimer's Disease Currently Treated With Donepezil Hydrochloride and Memantine Hydrochloride
A Phase 2a Multicenter, Randomized, Double-Blind, Parallel Group, 26-Week, Placebo-Controlled Study of SUVN-502 in Subjects With Moderate Alzheimer's Disease Currently Treated With Donepezil Hydrochloride and Memantine Hydrochloride
Enrollment Status: Completed
Publish Date: June 09, 2023
Intervention Type: Drug
Study Phase: Phase 2
Clinical Investigation for the Preview® hCG Urine/Serum Combo Pregnancy Test
Clinical Investigation for the Preview® hCG Urine/Serum Combo Pregnancy Test
Enrollment Status: Completed
Publish Date: January 11, 2021
Intervention Type: Device
View 8 Less Clinical Trials

4 Total Publications

Aldafermin in patients with non-alcoholic steatohepatitis (ALPINE 2/3): a randomised, double-blind, placebo-controlled, phase 2b trial.
Aldafermin in patients with non-alcoholic steatohepatitis (ALPINE 2/3): a randomised, double-blind, placebo-controlled, phase 2b trial.
Journal: The lancet. Gastroenterology & hepatology
Published: January 04, 2022
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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

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