Summary

Dr. Mark Armstrong is a surgeon with 38 years of experience providing comprehensive surgical care. He earned his medical degree from Temple University School of Medicine and holds certification in surgery from the American Board of Surgery. Dr. Armstrong speaks English and brings nearly four decades of surgical expertise to his practice.

Dr. Armstrong is affiliated with Mount Nittany Medical Center and practices at multiple locations throughout Pennsylvania, including Jersey Shore, Lewistown, and Lock Haven. He specializes in treating conditions such as chronic kidney disease and gallstone-related disorders. His surgical skills include performing pathology tests and spinal imaging procedures. Patients rate Dr. Armstrong 5.0 out of 5 stars on average, reflecting their confidence in his care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 5
  • 38 years of experience
  • 7 insurance plans accepted
  • speaks English
  • Temple University, School of Medicine
  • 2 written reviews
  • 1 specialty
  • 2 board certifications
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Flexible scheduling

Office Locations

Dr. Mark E Armstrong has 3 locations

Geisinger Jersey Shore Hospital

1020 Thompson StJersey Shore, PA 17740
Mon12:01 am - 11:59 pm
Tue12:01 am - 11:59 pm
Wed12:01 am - 11:59 pm
Thu12:01 am - 11:59 pm
Fri12:01 am - 11:59 pm
Sat12:01 am - 11:59 pm
Sun12:01 am - 11:59 pm

Geisinger Surgical Services

27 Sandy LnLewistown, PA 17044
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Geisinger Medical Clinic Lock Haven

68 Spring StLock Haven, PA 17745
Mon7:00 am - 7:00 pm
Tue7:00 am - 7:00 pm
Wed7:00 am - 7:00 pm
Thu7:00 am - 7:00 pm
Fri7:00 am - 5:00 pm
Sat8:00 am - 4:00 pm
SunClosed

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Dr. Mark E Armstrong, MD
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Dr. Mark E Armstrong, MDDr. Timothy Wayne Judge, MDDr. David Ralph Lorelli, MDDr. Renee Laverne Quarterman, MD
SurgerySurgerySurgerySurgery
Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
4.4 
38 Years of Experience 25 Years of Experience 31 Years of Experience 30 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks Spanish, French Speaks English Speaks French, Spanish
Jersey Shore , PAWilliamsport , PAGrosse Pointe , MIWilmington , DE
Med School: Temple University, School of Medicine Med School: Uniformed Services Univ Of The Health Sciences F E Hebert Schl Of Medicine Med School: Wayne State University School Of Medicine Med School: Duke University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mark E Armstrong

  • AARP
  • Aetna
  • Geisinger Health Plan
  • Humana
  • Meritain Health
  • UnitedHealthcare
  • UPMC Health Plan

Medical Specialties

Dr. Mark E Armstrong has the following specialty

Certifications, License, & Education

38 Years Experience

BOARD CERTIFICATIONS

American Board of Surgery

Surgery

MEDICAL LICENSE

Medical Doctor, Pennsylvania, 2026, Active

EDUCATION & TRAINING

Medical School

Temple University, School of MedicineGraduated in 1988

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Frequently Asked Questions

Is Dr. Mark Armstrong accepting new patients?
Dr. Mark Armstrong is accepting new patients on Vitals. View Dr. Mark Armstrong's profile on Vitals to make an appointment.
Where is Dr. Mark Armstrong's office located?
Dr. Mark Armstrong's office is located at 1020 Thompson St, Jersey Shore, PA, 17740.
How can I make an appointment with Dr. Mark Armstrong?
You can find contact information for Dr. Mark Armstrong here on Vitals.
Does Dr. Mark Armstrong accept my insurance?
You can see the insurance plans that Dr. Mark Armstrong accepts on their Vitals profile.
Does Dr. Mark Armstrong accept virtual/telehealth appointments?
Dr. Mark Armstrong has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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