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Mark Diehl, DO

My Locations

Map Marker A WellSpan Rheumatology
40 V-Twin Dr.
Gettysburg, PA 17325
(717) 339-2790
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About Me

Clinical Interests

  • Joint Aspiration/ Injections
  • Osteoporosis
  • Rheumatology

Board & Certifications

  • American Board of Osteopathic Internal Medicine (Rheumatology)

Education & Credentials

  • Medical School: Philadelphia College of Osteopathic Medicine
  • Internship Program: Community General Osteopathic Hospital
  • Residency Program: Community General Osteopathic Hospital
  • Fellowship Program: Geisinger Medical Center
  • Undergraduate Education: Westminster College

WellSpan Hospital Affiliations

  • WellSpan York Hospital
  • WellSpan Gettysburg Hospital

Health Plans Accepted

WellSpan Financial Assistance Program participant

  • Aetna
  • Aetna Better Health
  • Amerihealth Caritas PA
  • Capital Blue Cross
  • Cigna
  • Cigna Healthsprings(Formerly Bravo)
  • EHP Significa
  • Gateway
  • Geisinger
  • GreatWest OneHealth
  • Health America
  • Highmark Blue Shield
  • InterGroup
  • John Hopkins Health Care
  • PA Medical Assistance
  • PA Medicare
  • Preferred Health Care
  • South Central Preferred
  • Tricare
  • United Healthcare Community Plan
  • United Healthcare/ Mamsi
  • UPMC Health Plan
  • Vibra Health Plan



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