Dr. Mark A. Morisaki
- Gender: Male
- Experience: 29 years
- Graduation year: 1992
- Sole propriator: No
- NPI: 1861441909
Dr. Mark A. Morisaki MD
Gastroenterologist
He is located at 405 North Kuakini Street Suite 1003 in Honolulu, HI 96817. Can help patients with the following: Blood in Stool, Hepatitis A (HAV), Irritable Bowel Syndrome (IBS), Lactose Intolerance, Peptic Ulcer, Stomach Cancer. His National Provider Identifier (NPI) number is 1861441909. Appointment can be made via the phone number (808) 778-9196. He is affiliated with 1 practices and 2 hospitals.
Conditions treated
Dr. Mark A. Morisaki, being an gastroenterologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Mark A. Morisaki.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Ascites
- Asthma
- Atherosclerosis
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bladder Control
- Bleeding Varices
- Blood in Stool
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Chest Pain
- Childhood Obesity
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Common Cold
- Constipation
- Crohn's Disease
- Cystitis
- Diarrhea
- Diverticulosis
- Edema
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Fever
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- General Care
- Headache
- Heart Disease
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Influenza
- Inguinal Hernia
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Prescription Refill
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. Mark A. Morisaki
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Mark A. Morisaki as in-network for the following 2026 plans.
Health plans
HMSA
Network data as of Sep 14, 2026, as reported by the insurer.
Show all 7 plans from HMSA
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| HMSA Bronze PPO I | PPO · Expanded Bronze | Preferred Provider Plan | Accepting new patients |
| HMSA Bronze PPO II HSA | PPO · Expanded Bronze | Preferred Provider Plan | Accepting new patients |
| HMSA Catastrophic Plan | PPO · Catastrophic | Preferred Provider Plan | Accepting new patients |
| HMSA Gold PPO I | PPO · Gold | Preferred Provider Plan | Accepting new patients |
| HMSA Gold PPO II | PPO · Gold | Preferred Provider Plan | Accepting new patients |
| HMSA Platinum PPO | PPO · Platinum | Preferred Provider Plan | Accepting new patients |
| HMSA Silver PPO | PPO · Silver | Preferred Provider Plan | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Mark A. Morisaki is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Mark A. Morisaki is enrolled to bill Medicare as a Practitioner - Gastroenterology (also registered under: Practitioner - Internal Medicine) .
Bills through: Mark A Morisaki Md Inc
Based on Medicare's public enrollment records as of Sep 29, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Studies
Graduated in 1992Additional Specialities
- Internist
Looking for more Gastroenterologists?
Out of the 12 gastroenterologists in this region, here are 10 randomly selected ones for you to explore.
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- Address: Suite 413 2226 Liliha Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 405 2226 Liliha Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 1108 405 North Kuakini Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 509 321 North Kuakini Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 303 2226 Liliha Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 604 321 North Kuakini Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 714 321 North Kuakini Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 101 1650 Liliha Street Honolulu, 96817, HI
Questions & Answers
What conditions does Dr. Mark A. Morisaki treat?
Dr. Mark A. Morisaki provides treatment for Blood in Stool, Hepatitis A (HAV), Irritable Bowel Syndrome (IBS), Lactose Intolerance, Peptic Ulcer, Stomach Cancer. For the full list see this list.
Where can you meet with Dr. Mark A. Morisaki?
Dr. Mark A. Morisaki's office is located at 405 North Kuakini Street Suite 1003 in Honolulu, HI 96817.
Does Dr. Mark A. Morisaki have affiliation with practices?
Dr. Mark A. Morisaki is affiliated with Pacific Vascular Associates.
Has Dr. Mark A. Morisaki affiliation with hospitals?
Dr. Mark A. Morisaki is affiliated with PALI MOMI MEDICAL CENTER. For the full list of hospitals see this list.
Does Dr. Mark A. Morisaki accept patients with HMSA?
Yes, Dr. Mark A. Morisaki is listed in-network for HMSA through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.