Summary

Dr. Jason Umphress is a gastroenterologist with extensive training in pediatrics and internal medicine. He earned his medical degree from the University of California San Diego School of Medicine and completed his residency at the University of Texas Medical School in Houston. With 31 years of clinical experience, Dr. Umphress brings decades of expertise to his practice. He is fluent in French and Spanish, helping him connect with patients from diverse backgrounds.

Dr. Umphress practices at Woodland Memorial Hospital and sees patients at Dignity Health locations in Woodland, California. His expertise includes treating colon polyps, hemorrhoids, and diverticular disease. He performs colonoscopies and lower gastrointestinal procedures to help diagnose and monitor digestive health conditions. Patients rate Dr. Umphress 4.5 out of 5 stars for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.5
  • 31 years of experience
  • 29 insurance plans accepted
  • speaks French, Spanish
  • Univ of Texas Medical School - Houston
  • 20 written reviews
  • 1 award
  • 3 specialties
  • 12 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Locations

Dr. Jason Lee Umphress has 2 locations

Dignity Health Medical Foundation Woodland And Davis

1321 Cottonwood StWoodland, CA 95695
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
Sat9:00 am - 3:30 pm
Sun9:00 am - 1:00 pm

Dignity Health Woodland Clinic - Specialty Care

1321 Cottonwood St Fl 3Woodland, CA 95695

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Dr. Jason Lee Umphress, MDBhavana Akotia, PA-CChimdi Mfebe, APRNRebecca Humphries, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
31 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks French, Spanish Speaks English Speaks English Speaks English
Woodland , CATempe , AZLittle Rock , ARSacramento , CA
Med School: University Of California San Diego School Of Medicine Med School: Charles R Drew University Med School: Chamberlain University College of Nursing Med School: Emory University
Current Profile
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Insurance Plans Accepted by Dr. Jason Lee Umphress

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Aetna - HMO
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Cigna
  • Commonwealth Care Alliance
  • Health Net
  • Health Net - HMO
  • Humana
  • Kaiser Permanente
  • Magellan Health
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Mercy Care
  • Nippon Life Benefits
  • Partnership HealthPlan of California
  • PreferredOne
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare (Advantage HMO)
  • Western Health Advantage
  • Western Health Advantage - HMO

Medical Specialties

Dr. Jason Lee Umphress has the following 3 specialties

Specialty Expertise

Dr. Jason Lee Umphress has the following 12 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Pediatrics
  • Ulcerative Colitis

Certifications, License, & Education

31 Years Experience

Dr. Jason Lee Umphress holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2025.

Education & Training

Residency

Completed their residency at Univ of Texas Medical School - Houston.

Medical School

Graduated from University Of California San Diego School Of Medicine in 1995.

NPI Number

Dr. Umphress' NPI number is 1194741595.

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Frequently Asked Questions

What languages does Dr. Jason Umphress speak?
Dr. Jason Umphress speaks French and Spanish.
Is Dr. Jason Umphress accepting new patients?
Dr. Jason Umphress is accepting new patients on Vitals. View Dr. Jason Umphress's profile on Vitals to make an appointment.
Where is Dr. Jason Umphress's office located?
Dr. Jason Umphress's office is located at 1321 Cottonwood St, Woodland, CA, 95695.
Does Dr. Jason Umphress accept my insurance?
You can see the insurance plans that Dr. Jason Umphress accepts on their Vitals profile.
How can I make an appointment with Dr. Jason Umphress?
You can find contact information for Dr. Jason Umphress here on Vitals.

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