Dr. Josiah An
Last updated: Dec 17, 2025

Dr. Josiah An

  • Gender: Male
  • Experience: 6 years
  • Sole propriator: No
  • NPI: 1053791517

Dr. Josiah An M.D.

Hematology and Oncology Specialist

He is located at 3333 Silas Creek Parkway in Winston Salem, NC 27103. Can help patients with the following: Chronic Obstructive Pulmonary Disease (COPD), Gastroparesis, Hepatitis B (HBV), Hiatal Hernia, Irritable Bowel Syndrome (IBS), Urinary Tract Infection (UTI). His National Provider Identifier (NPI) number is 1053791517. Appointment can be made via the phone number (336) 277-8800. He is affiliated with 1 practices.

Conditions treated

Dr. Josiah An, being an hematology and oncology specialist, 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. Josiah An.

  • Abdominal Pain
  • Acute Pain
  • Alpha-1 Antitrypsin Deficiency (AATD)
  • Anemia
  • Arthritis
  • Asbestosis
  • Ascites
  • Asthma
  • Atherosclerosis
  • Autoimmune Hepatitis
  • Bad Breath
  • Barrett's Esophagus
  • Beta Thalassemia
  • Bladder Control
  • Bleeding Varices
  • Blood Clots
  • Blood in Stool
  • Bone Cancer
  • Bronchiectasis
  • Bronchitis
  • Cancer
  • Carcinoid Tumor
  • Celiac Disease
  • Chest Pain
  • Childhood Obesity
  • Cholecystitis
  • Chronic Cough
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Cirrhosis
  • Clostridium Difficile Colitis
  • Colitis
  • Collapsed Lung
  • Colonoscopy
  • Common Cold
  • Constipation
  • Crohn's Disease
  • Cryptococcosis
  • Cystic Fibrosis (CF)
  • Cystitis
  • Deep Vein Thrombosis (DVT)
  • Diarrhea
  • Diverticulosis
  • Edema
  • Embolism
  • Emphysema
  • 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
  • Hemophilia
  • Hemorrhoids
  • Hepatitis A (HAV)
  • Hepatitis B (HBV)
  • Hepatitis C (HCV)
  • Hiatal Hernia
  • High Blood Pressure
  • Hodgkin's Disease
  • Hot Flashes
  • Hyperlipidemia
  • Hyponatremia
  • Idiopathic Thrombocytopenic Purpura (ITP)
  • Indigestion
  • Inflammatory Bowel Disease (IBD)
  • Influenza
  • Inguinal Hernia
  • Internal Bleeding
  • Intussusception
  • Irritable Bowel Syndrome (IBS)
  • Lactose Intolerance
  • Leaky Gut Syndrome
  • Leukemia
  • Liver Disease
  • Lung Cancer
  • Migraine
  • Multiple Myeloma
  • Nausea and Vomiting
  • Neutropenia
  • Non-Hodgkin's Lymphoma (NHL)
  • Obesity
  • Osteoporosis
  • Pancreas Divisum
  • Pancreatic Cancer
  • Pancreatic Cysts
  • Pancreatitis
  • Peptic Ulcer
  • Pernicious Anemia
  • Pleural Effusion
  • Pleurisy
  • Pneumonia
  • Polycythemia
  • Portal Hypertension
  • Prescription Refill
  • Primary Biliary Cirrhosis (PBC)
  • Primary Sclerosing Cholangitis (PSC)
  • Pulmonary Aspiration
  • Pulmonary Embolism (PE)
  • Pulmonary Fibrosis (PF)
  • Pulmonary Hypertension (PH)
  • Sarcoidosis
  • Sickle Cell Anemia
  • Sleep Apnea
  • Sleep Disorders
  • Smoking and Quitting Smoking
  • Stomach Cancer
  • Swallowing Disorders
  • Thalassemia
  • Thrombocytopenia
  • Tuberculosis (TB)
  • Ulcerative Colitis
  • Urethritis
  • Urinary Tract Infection (UTI)

Medicare Enrollment

Dr. Josiah An is enrolled to bill Medicare as a Practitioner - Internal Medicine .

Bills through: Southern California Permanente Medical Group

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.

Additional Specialities

  • Gastroenterologist
  • Internist
  • Pulmonologist

Affiliated practices

Mercy Clinics
1601 Northwest 114th Street
Clive, 50325 IA
(515) 222-7000

Looking for more Hematology and Oncology Specialists?

Out of the 38 hematology and oncology specialists in this region, here are 10 randomly selected ones for you to explore.

Dr. Dianna Sue Howard
  • Gender: Female
  • Address: Medical Center Boulevard Winston Salem, 27157, NC
Dr. Glenn J. Lesser
  • Gender: Male
  • Address: Medical Center Boulevard Winston Salem, 27157, NC
Dr. Bernard Tawfik
  • Gender: Male
  • Address: Unm Comprehensive Cancer Center Msc07 4025 Albuquerque, 87131, NM
Dr. Hugh J. Wallace
  • Gender: Male
  • Address: 1010 Bethesda Court Winston Salem, 27103, NC
Dr. Heather H. Shearer
  • Gender: Female
  • Address: 3333 Silas Creek Parkway Winston Salem, 27103, NC
Dr. Christopher Y. Thomas
  • Gender: Male
  • Address: Medical Center Boulevard Winston Salem, 27157, NC
Dr. Rupali Roy Bhave
  • Gender: Female
  • Address: Medical Center Boulevard Winston Salem, 27157, NC
Dr. Mercedes Porosnicu
  • Gender: Female
  • Address: Medical Center Boulevard Winston Salem, 27157, NC
Dr. Michael Moses Goodman
  • Gender: Male
  • Address: Medical Center Boulevard Winston Salem, 27157, NC
Dr. William Jeffrey Petty
  • Gender: Male
  • Address: Medical Center Boulevard Winston Salem, 27157, NC

Questions & Answers

Does Dr. Josiah An accept insurance?

Unfortunately we don't have any information if Dr. Josiah An accepts insurance.

What conditions does Dr. Josiah An treat?

Dr. Josiah An provides treatment for Chronic Obstructive Pulmonary Disease (COPD), Gastroparesis, Hepatitis B (HBV), Hiatal Hernia, Irritable Bowel Syndrome (IBS), Urinary Tract Infection (UTI). For the full list see this list.

Where can you meet with Dr. Josiah An?

Dr. Josiah An's office is located at 3333 Silas Creek Parkway in Winston Salem, NC 27103.

Does Dr. Josiah An have affiliation with practices?

Dr. Josiah An is affiliated with Mercy Clinics.