Dr. Douglas Riegert-Johnson
Dr. Douglas L. Riegert-Johnson

Dr. Douglas L. Riegert-Johnson

  • Gender: Male
  • Experience: 22 years
  • Graduated from: University Of Alabama School Of Medicine
  • Graduation year: 1999
  • Sole propriator: No
  • NPI: 1609840768

Dr. Douglas L. Riegert-Johnson MD

Gastroenterologist

He is located at 4500 San Pablo Road South in Jacksonville, FL 32224. Can help patients with the following: Arthritis, Headache, Hepatitis A (HAV), Influenza, Irritable Bowel Syndrome (IBS), Prescription Refill. His National Provider Identifier (NPI) number is 1609840768. Appointment can be made via the phone number (904) 953-2000. He is affiliated with 1 hospitals.

Conditions treated

Dr. Douglas Riegert-Johnson, 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. Douglas L. Riegert-Johnson.

  • 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. Douglas L. Riegert-Johnson

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Douglas L. Riegert-Johnson as in-network for the following 2026 plans.

Health plans

Florida Blue (BlueCross BlueShield FL)

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 14 plans from Florida Blue (BlueCross BlueShield FL)
Florida Blue (BlueCross BlueShield FL) plans
Plan Plan type Network tier New patients
BlueOptions Bronze (HSA) 24J01-10 (Rewards / $4 Condition Care Rx) PPO · Expanded Bronze Preferred Accepting new patients
BlueOptions Bronze 24J01-04 (3 PCP Visits for $0 then $55 / $70 Specialist Visits / Rewards) PPO · Expanded Bronze Preferred Accepting new patients
BlueOptions Bronze 24J01-06 (Rewards) PPO · Bronze Preferred Accepting new patients
BlueOptions Bronze 24J01-17 ($50 PCP Visits / Rewards) PPO · Expanded Bronze Preferred Accepting new patients
BlueOptions Bronze 24J01-18S ($50 PCP Visits / Rewards) PPO · Expanded Bronze Preferred Accepting new patients
BlueOptions Gold 24J01-09 ($0 Deductible / $15 PCP Visits / $75 Specialist Visits / $20 Labs / Rewards) PPO · Gold Preferred Accepting new patients
BlueOptions Gold 24J01-12 ($40 PCP Visits / $75 Specialist Visits / $15 Labs / Rewards) PPO · Gold Preferred Accepting new patients
BlueOptions Gold 24J01-20S ($30 PCP Visits / $60 Specialist Visits / Rewards) PPO · Gold Preferred Accepting new patients
BlueOptions Platinum 24J01-05 ($0 Labs / $15 PCP Visits / $35 Specialist Visits / Rewards) PPO · Platinum Preferred Accepting new patients
BlueOptions Platinum 24J01-08 ($0 Deductible / $0 Labs / $15 PCP Visits / $25 Specialist Visits / Rewards) PPO · Platinum Preferred Accepting new patients
BlueOptions Platinum 24J01-21S ($0 Deductible / $10 PCP Visits / $20 Specialist Visits / Rewards) PPO · Platinum Preferred Accepting new patients
BlueOptions Silver 24J01-03 ($10 Labs / Rewards) PPO · Silver Preferred Accepting new patients
BlueOptions Silver 24J01-07 ($50 PCP Visits / Rewards) PPO · Silver Preferred Accepting new patients
BlueOptions Silver 24J01-19S ($40 PCP Visits / $80 Specialist Visits / Rewards) PPO · Silver Preferred Accepting new patients

Florida Blue HMO (a BlueCross BlueShield FL company)

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 24 plans from Florida Blue HMO (a BlueCross BlueShield FL company)
Florida Blue HMO (a BlueCross BlueShield FL company) plans
Plan Plan type Network tier New patients
BlueCare Bronze (HSA) 24K01-09 (Rewards / $4 Condition Care Rx) POS · Expanded Bronze Preferred Accepting new patients
BlueCare Bronze 24K01-03 (3 PCP Visits for $0 then $55 / $70 Specialist Visits / Rewards) POS · Expanded Bronze Preferred Accepting new patients
BlueCare Bronze 24K01-05 (Rewards) POS · Bronze Preferred Accepting new patients
BlueCare Bronze 24K01-25 ($50 PCP Visits / $75 Specialist Visits / Rewards) POS · Expanded Bronze Preferred Accepting new patients
BlueCare Bronze 24K01-31S ($50 PCP Visits / Rewards) POS · Expanded Bronze Preferred Accepting new patients
BlueCare Bronze 24K02-17 (3 PCP Visits for $0 then $55 / $70 Specialist Visits / Rewards) POS · Expanded Bronze Preferred Accepting new patients
BlueCare Bronze 24K02-18 (Rewards) POS · Bronze Preferred Accepting new patients
BlueCare Bronze 24K02-23 ($50 PCP Visits / $75 Specialist Visits / Rewards) POS · Expanded Bronze Preferred Accepting new patients
BlueCare Bronze 24K02-26S ($50 PCP Visits / Rewards) POS · Expanded Bronze Preferred Accepting new patients
BlueCare Gold 24K01-08 ($0 Deductible / $15 PCP Visits / $75 Specialist Visits / $20 Labs / Rewards) POS · Gold Preferred Accepting new patients
BlueCare Gold 24K01-10 ($40 PCP Visits / $75 Specialist Visits / $15 Labs / Rewards) POS · Gold Preferred Accepting new patients
BlueCare Gold 24K01-33S ($30 PCP Visits / $60 Specialist Visits / Rewards) POS · Gold Preferred Accepting new patients
BlueCare Gold 24K02-20 ($0 Deductible / $15 PCP Visits / $75 Specialist Visits / $20 Labs / Rewards) POS · Gold Preferred Accepting new patients
BlueCare Gold 24K02-28S ($30 PCP Visits / $60 Specialist Visits / Rewards) POS · Gold Preferred Accepting new patients
BlueCare Platinum 24K01-04 ($0 Labs / $15 PCP Visits / $35 Specialist Visits / Rewards) POS · Platinum Preferred Accepting new patients
BlueCare Platinum 24K01-07 ($0 Deductible / $0 Labs / $15 PCP Visits / $25 Specialist Visits / Rewards) POS · Platinum Preferred Accepting new patients
BlueCare Platinum 24K01-34S ($0 Deductible / $10 PCP Visits / $20 Specialist Visits / Rewards) POS · Platinum Preferred Accepting new patients
BlueCare Platinum 24K02-15 ($0 Deductible / $0 Labs / $15 PCP Visits / $25 Specialist Visits / Rewards) POS · Platinum Preferred Accepting new patients
BlueCare Platinum 24K02-29S ($0 Deductible / $10 PCP Visits / $20 Specialist Visits / Rewards) POS · Platinum Preferred Accepting new patients
BlueCare Silver 24K01-02 ($10 Labs / Rewards) POS · Silver Preferred Accepting new patients
BlueCare Silver 24K01-06 ($50 PCP Visits / Rewards) POS · Silver Preferred Accepting new patients
BlueCare Silver 24K01-32S ($40 PCP Visits / $80 Specialist Visits / Rewards) POS · Silver Preferred Accepting new patients
BlueCare Silver 24K02-21 ($10 Labs / Rewards) POS · Silver Preferred Accepting new patients
BlueCare Silver 24K02-27S ($40 PCP Visits / $80 Specialist Visits / Rewards) POS · Silver Preferred 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. Douglas L. Riegert-Johnson is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Douglas L. Riegert-Johnson is enrolled to bill Medicare as a Practitioner - Gastroenterology .

Bills through: Mayo Clinic Jacksonville

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

UNIVERSITY OF ALABAMA SCHOOL OF MEDICINE

Graduated in 1999

Additional Specialities

  • Internist

Affiliated hospitals

MAYO CLINIC FLORIDA
4500 SAN PABLO RD
JACKSONVILLE, 32224 FL
(904) 953-2000

Looking for more Gastroenterologists?

Out of the 37 gastroenterologists in this region, here are 10 randomly selected ones for you to explore.

Dr. Mark Stark
  • Gender: Male
  • Address: 4500 San Pablo Road South Jacksonville, 32224, FL
Dr. John Cangemi
  • Gender: Male
  • Address: 4500 San Pablo Road South Jacksonville, 32224, FL
Dr. Paul Kroner Florit
  • Gender: Male
  • Address: 101 Philip Roth Street Newport News, 23606, VA
Dr. Michael Wallace
  • Gender: Male
  • Address: 4500 San Pablo Road South Jacksonville, 32224, FL
Dr. Timothy Woodward
  • Gender: Male
  • Address: 4500 San Pablo Road South Jacksonville, 32224, FL
Dr. Alfred Dennyson Nelson
  • Gender: Male
  • Address: 70 Jungermann Circle Suite 201 Saint Peters, 63376, MO
Dr. Raj Satyanarayana Md
  • Gender: Male
  • Address: 4500 San Pablo Road South Jacksonville, 32224, FL
Dr. Stephen Lange
  • Gender: Male
  • Address: 4500 San Pablo Road South Jacksonville, 32224, FL
Dr. Shivang Mehta
  • Gender: Male
  • Address: 1250 8th Avenue Suite 515 Fort Worth, 76104, TX
Dr. Andrew Keaveny
  • Gender: Male
  • Address: 4500 San Pablo Road South Jacksonville, 32224, FL

Questions & Answers

Where can you meet with Dr. Douglas Riegert-Johnson?

Dr. Douglas Riegert-Johnson's office is located at 4500 San Pablo Road South in Jacksonville, FL 32224.

What conditions does Dr. Douglas Riegert-Johnson treat?

Dr. Douglas Riegert-Johnson provides treatment for Arthritis, Headache, Hepatitis A (HAV), Influenza, Irritable Bowel Syndrome (IBS), Prescription Refill. For the full list see this list.

Has Dr. Douglas Riegert-Johnson affiliation with hospitals?

Dr. Douglas Riegert-Johnson is affiliated with MAYO CLINIC FLORIDA.

Does Dr. Douglas Riegert-Johnson accept patients with Florida Blue (BlueCross BlueShield FL)?

Yes, Dr. Douglas Riegert-Johnson is listed in-network for Florida Blue (BlueCross BlueShield FL) through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.