Summary

Dr. Mark Armstrong is a surgeon with 38 years of experience providing comprehensive surgical care to patients throughout Pennsylvania. He earned his medical degree from Temple University School of Medicine and holds board certification in surgery from the American Board of Surgery. Dr. Armstrong communicates with patients in English.

Dr. Armstrong practices at Mount Nittany Medical Center and serves patients across multiple locations including Jersey Shore, Lewistown, and Lock Haven, Pennsylvania. He specializes in treating chronic kidney disease and gallbladder conditions like gallstones. His surgical expertise includes performing diagnostic procedures such as tissue analysis and spinal imaging to help guide patient treatment plans. Patients consistently rate Dr. Armstrong 5.0 out of 5 stars for his surgical 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, MDAlexander Orlando Richard UrzuaDr. Douglas Russell Jacobus, MDDr. Scott Douglas Croll, MD
SurgeryAddiction MedicineDentistrySurgery
Accepts New Patients Accepts New Patients Accepts New Patients
3.3 
38 Years of Experience 67 Years of Experience 8 Years of Experience 37 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks Spanish, English Speaks French, Spanish, Italian, English, Russian, German
Jersey Shore , PAPEMBROKE PINES , FLSomerville , NJWilliamsport , PA
Med School: Temple University, School of Medicine Med School: University Central Del Caribe School Of Medicine Med School: Rutgers New Jersey Medical School Med School: Hahnemann 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

Which hospitals is Dr. Mark Armstrong affiliated with?
Dr. Mark Armstrong is affiliated with Mount Nittany Medical Center.
What languages does Dr. Mark Armstrong speak?
Dr. Mark Armstrong speaks English.
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.
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.

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