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.

Overview based on verified provider data

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

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

Office Locations

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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Mark E Armstrong, MDDr. Anni Xu, MDDr. Asad Javed Choudhry, MDJohn Jeremy Irvan, MD
SurgeryEmergency MedicineVascular SurgerySurgery
Accepts New Patients Accepts New Patients
38 Years of Experience 12 Years of Experience 12 Years of Experience 16 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English
Jersey Shore , PAPottsville , PAWilliamsport , PALewisburg , PA
Med School: Temple University, School of Medicine Med School: Renaissance School Of Medicine At Stony Brook University Med School: Services Institute Of Medical Sciences Med School: University of Arkansas Medical Sciences Medical Ce
Current Profile
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Insurance Plans Accepted by Mark E Armstrong

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

Medical Specialties

Mark E Armstrong has the following specialty

Certifications, License, & Education

38 Years Experience

Mark E Armstrong holds an active medical license in the state of Pennsylvania. They are board certified in Surgery by the American Board of Surgery.

Board Certifications

Board certified in Surgery by the American Board of Surgery.

Medical License

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

Education & Training

Medical School

Graduated from Temple University, School of Medicine in 1988.

NPI Number

Mark E Armstrong's NPI number is 1013981711.

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Frequently Asked Questions

Which hospitals is Mark Armstrong affiliated with?
Mark Armstrong is affiliated with Mount Nittany Medical Center.
Does Mark Armstrong accept my insurance?
You can see the insurance plans that Mark Armstrong accepts on their Vitals profile.
Where is Mark Armstrong's office located?
Mark Armstrong's office is located at 1020 Thompson St, Jersey Shore, PA, 17740.
Is Mark Armstrong accepting new patients?
Mark Armstrong is accepting new patients on Vitals. View Mark Armstrong's profile on Vitals to make an appointment.
What languages does Mark Armstrong speak?
Mark Armstrong speaks English.

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