
Dr. Thomas C. Guyn
- Gender: Male
- Experience: 38 years
- Sole propriator: No
- NPI: 1265596191
Dr. Thomas C. Guyn MD
Internist
He is located at 3536 Mendocino Avenue in Santa Rosa, CA 95403. Can help patients with the following: Cystitis, Goiter, Headache, Hepatitis B (HBV), Hiatal Hernia, Thyroiditis. His National Provider Identifier (NPI) number is 1265596191. Appointment can be made via the phone number (707) 546-2180. He is affiliated with 6 practices.
Conditions treated
Dr. Thomas C. Guyn, being an internist, 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. Thomas C. Guyn.
- Abdominal Pain
- Achondroplasia
- Acute Pain
- Addison's Disease
- Amyloidosis
- Anemia
- Arthritis
- Ascites
- Asthma
- Atherosclerosis
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bladder Control
- Bleeding Varices
- Blood in Stool
- Bone Loss
- Botulism
- 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
- Cushing's Syndrome
- Cystitis
- Diabetes
- Diabetes Insipidus (DI)
- Diabetes Mellitus (DM) Type 1
- Diabetes Mellitus (DM) Type 2
- Diabetic Neuropathy
- Diarrhea
- Diverticulosis
- Edema
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Fertility
- Fever
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- General Care
- Goiter
- Graves' Disease
- Growth Hormone Imbalance
- Gynecomastia
- Headache
- Heart Disease
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hypercalcemia
- Hyperglycemia
- Hyperlipidemia
- Hyperparathyroidism
- Hyperthyroidism
- Hypocalcemia
- Hypoglycemia
- Hyponatremia
- Hypoparathyroidism
- Hypothyroidism
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Influenza
- Inguinal Hernia
- Insulin Resistance (IR)
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Low Testosterone
- Metabolic Syndrome
- 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
- Thyroid Cancer
- Thyroid Disease
- Thyroiditis
- Ulcerative Colitis
- Urethritis
- Urinary Tract Infection (UTI)
- Vitamin D Deficiency
- Wilson-Turner Syndrome
Procedures Performed by Dr. Thomas C. Guyn
Insurances Accepted by Dr. Thomas C. Guyn
- Medicare
Payments received
Drug payment
GlaxoSmithKline | $171 |
Allergan | $117 |
Novo Nordisk | $38 |
Other
Food and Beverage | $489 |
Other ways to reach out
- Facebook: https://www.facebook.com/ThomasCGuynMD/
Additional Specialities
- Endocrinologist
- Gastroenterologist
Affiliated practices



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- Address: 401 Bicentennial Way Santa Rosa, 95403, CA
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- Address: Suite 300 3536 Mendocino Avenue Santa Rosa, 95403, CA
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- Gender: Male
- Address: 401 Bicentennial Way Santa Rosa, 95403, CA
- Gender: Male
- Address: 401 Bicentennial Way Santa Rosa, 95403, CA
Questions & Answers
Does Dr. Thomas C. Guyn have affiliation with practices?
Dr. Thomas C. Guyn is affiliated with Sonoma Valley Health Care District. For the full list of practices see this list.
Does Dr. Thomas C. Guyn accept patients with Medicare?
Yes, Dr. Thomas C. Guyn accepts patients with Medicare.
Where can you meet with Dr. Thomas C. Guyn?
Dr. Thomas C. Guyn's office is located at 3536 Mendocino Avenue in Santa Rosa, CA 95403.
What conditions does Dr. Thomas C. Guyn treat?
Dr. Thomas C. Guyn provides treatment for Cystitis, Goiter, Headache, Hepatitis B (HBV), Hiatal Hernia, Thyroiditis. For the full list see this list.