Summary

Dr. David Diehl is a gastroenterologist and internal medicine specialist who earned his medical degree from the David Geffen School of Medicine at UCLA. With 43 years of experience in medicine, he has built extensive expertise in digestive health and comprehensive internal medicine care. Dr. Diehl speaks both English and Spanish, allowing him to serve a diverse patient population.

Dr. Diehl practices at Geisinger Medical Center in Danville, Pennsylvania, and is affiliated with Geisinger Wyoming Valley Medical Center. He also sees patients at Penn State Health Holy Spirit Medical Center in Camp Hill, Pennsylvania. His dual specialization enables him to provide both specialized gastrointestinal care and general internal medicine services. Patients consistently rate Dr. Diehl highly, giving him an average rating of 5.0 on Vitals.

Overview based on verified provider data

Quick Facts

  • 5
  • 43 years of experience
  • 9 insurance plans accepted
  • speaks English, Spanish
  • David Geffen School Of Medicine At Ucla
  • 1 written review
  • 2 specialties
  • 7 areas of expertise
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. David Lawrence Diehl has 3 locations

Geisinger Medical Center

100 N Academy AveDanville, PA 17822

Geisinger Medical Center Gastroenterology

100 N Academy Ave Fl 2Danville, PA 17822
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
SatClosed
SunClosed

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Dr. David Lawrence Diehl, MDJi Soo Choi, APRNChimdi Mfebe, APRNAshley Anderson, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
43 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English Speaks English
Danville , PASacramento , CALittle Rock , ARSacramento , CA
Med School: David Geffen School Of Medicine At Ucla Med School: New York University Med School: Chamberlain University College of Nursing Med School: East Tennessee State University - Quillen College of Medicine
Current Profile
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Insurance Plans Accepted by Dr. David Lawrence Diehl

  • AARP
  • AmeriHealth
  • AmeriHealth Caritas - Medicaid (Managed)
  • Blue Cross Blue Shield
  • Geisinger Health Plan
  • Humana
  • Medicare - Medicare
  • Meritain Health
  • UnitedHealthcare

Medical Specialties

Dr. David Lawrence Diehl has the following 2 specialties

Specialty Expertise

Dr. David Lawrence Diehl has the following 7 areas of expertise

  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Pancreatic Diseases
  • Ulcerative Colitis

Certifications, License, & Education

43 Years Experience

Dr. David Lawrence Diehl holds an active medical license in the state of Pennsylvania.

Medical License

Medical Doctor with an active medical license in the state of Pennsylvania that expires in 2026.

Education & Training

Medical School

Graduated from David Geffen School Of Medicine At Ucla in 1983.

NPI Number

Dr. Diehl's NPI number is 1487647897.

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Frequently Asked Questions

Is Dr. David Diehl accepting new patients?
Dr. David Diehl has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
What languages does Dr. David Diehl speak?
Dr. David Diehl speaks English and Spanish.
Does Dr. David Diehl accept my insurance?
You can see the insurance plans that Dr. David Diehl accepts on their Vitals profile.
Which hospitals is Dr. David Diehl affiliated with?
Dr. David Diehl is affiliated with Geisinger Wyoming Valley Medical Center.
Where is Dr. David Diehl's office located?
Dr. David Diehl's office is located at 100 N Academy Ave, Danville, PA, 17822.

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