Dr. Mark Harrison

Obstetrics and Gynecology
St Bernardine Medical Center
2101 N Waterman Ave, 
San Bernardino, CA 
St Bernardine Medical Center
2101 N Waterman Ave, 
San Bernardino, CA 

Overview

Mark Harrison is an Obstetrics and Gynecologist practicing medicine in San Bernardino, California.

His clinical expertise encompasses X-Linked Retinitis Pigmentosa (XLRP), Neuralgia, Gestational Diabetes, and Vaginal Bleeding in Pregnancy.

He is actively involved in clinical research, co-authoring 183 peer reviewed articles and participating in 2 clinical trials.

Specialties

Obstetrics and Gynecology

Licenses

Obstetrics & Gynecology in MD

Languages Spoken

English

Gender

Male

Insurance

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

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Accepted insurance plans:

Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO

Locations

St Bernardine Medical Center
2101 N Waterman Ave, San Bernardino, CA 92404
Other Locations
St. Bernardine Medical Center
2101 N Waterman Ave, San Bernardino, CA 92404

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.

2 Clinical Trials

A Randomized, Placebo-Controlled, Double-Blind Phase 3 Study to Evaluate the Efficacy and Safety of Tislelizumab (BGB-A317) in Combination With Chemotherapy as First-Line Treatment in Patients With Unresectable, Locally Advanced Recurrent or Metastatic Esophageal Squamous Cell Carcinoma
A Randomized, Placebo-Controlled, Double-Blind Phase 3 Study to Evaluate the Efficacy and Safety of Tislelizumab (BGB-A317) in Combination With Chemotherapy as First-Line Treatment in Patients With Unresectable, Locally Advanced Recurrent or Metastatic Esophageal Squamous Cell Carcinoma
Enrollment Status: Completed
Publish Date: July 29, 2025
Intervention Type: Drug, Biological
Study Drugs: Cisplatin, Capecitabine, Paclitaxel, Fluorouracil (5-FU), Oxaliplatin, Tislelizumab
Study Phase: Phase 3
Neo-AEGIS (NEOadjuvant Trial in Adenocarcinoma of the oEsophagus and oesophagoGastric Junction International Study): Randomised Clinical Trial of Neoadjuvant and Adjuvant Chemotherapy (Modified MAGIC or FLOT Regimen) vs. Neoadjuvant Chemoradiation (CROSS Protocol) in Adenocarcinoma of the Oesophagus and Oesophago-gastric Junction
Neo-AEGIS (NEOadjuvant Trial in Adenocarcinoma of the oEsophagus and oesophagoGastric Junction International Study): Randomised Clinical Trial of Neoadjuvant and Adjuvant Chemotherapy (Modified MAGIC or FLOT Regimen) vs. Neoadjuvant Chemoradiation (CROSS Protocol) in Adenocarcinoma of the Oesophagus and Oesophago-gastric Junction
Enrollment Status: Completed
Publish Date: September 30, 2022
Intervention Type: Radiation, Drug
Study Drugs: Epirubicin, Cisplatin / Oxaliplatin, 5 Flourouracil/ Capecitabine, Paclitaxel, Carboplatin, Docetaxel, Oxaliplatin, Leucovorin, 5-Fluorouracil
Study Phase: Phase 3
View 1 Less Clinical Trial

183 Total Publications

Association of ischaemic stroke/TIA with subsequent oral anticoagulant adherence in patients with atrial fibrillation: a scoping review.
Association of ischaemic stroke/TIA with subsequent oral anticoagulant adherence in patients with atrial fibrillation: a scoping review.
Journal: BMJ open
Published: June 22, 2026
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Frequently Asked Questions about Dr. Mark Harrison

How do I make an appointment with Dr. Mark Harrison?

You can book an appointment with Dr. Mark Harrison by calling their office at 909-279-3152. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Mark Harrison a top-rated expert for X-Linked Retinitis Pigmentosa (XLRP)?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Mark Harrison is classified as an Experienced expert for X-Linked Retinitis Pigmentosa (XLRP), meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Mark Harrison specialize in?

While Dr. Mark Harrison is a Obstetrics and Gynecology, they have specific expertise in X-Linked Retinitis Pigmentosa (XLRP), Neuralgia, and Gestational Diabetes. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Obstetrics and Gynecology.

Does Dr. Mark Harrison participate in research or clinical trials?

Yes. Dr. Mark Harrison has published 183 articles and abstracts on conditions like X-Linked Retinitis Pigmentosa (XLRP). You can view a list of Dr. Mark Harrison's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Mark Harrison accept my insurance?

Dr. Mark Harrison accepts most major insurance plans, including Anthem BCBS and Blue Shield of California. We recommend calling the office directly at 909-279-3152 to verify that your specific plan is currently accepted before your visit.

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.

Learn more about MediFind’s expert tiers

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