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Hospital Findr / Find Doctors / Pennsylvania / Dr. John Joseph Messmer

Dr. John Joseph Messmer, MD

  • Family Medicine, Geriatric Medicine
  • 48 years of experience
  • Penn State Health Medical Group 941 Park Dr, Palmyra, PA 17078
  • (717) 838-6305

Brief Intro

Dr. Messmer graduated from the Pennsylvania State University College of Medicine in 1977. He works in Palmyra, PA and 3 other locations and specializes in Family Medicine and Geriatric Medicine. Dr. Messmer is affiliated with Pennstate Hershey Childrens Hospital.

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Education Background

RESIDENCY

United States Naval Medical Center

MEDICAL SCHOOL

Pennsylvania State University College Of Medicine - 1977

Languages Spoken

  • Chinese
  • Spanish
  • English
  • French
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Location & Hours

  • Penn State Hershey Medical Group
  • 941 Park Dr, Palmyra, PA 17078
  • Mon:8:00 am - 4:30 pm
    Tue:7:00 am - 4:30 pm
    Wed:7:00 am - 4:30 pm
    Thu:7:00 am - 4:30 pm
    Fri:8:00 am - 4:30 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Family Medicine
  • Geriatric Medicine

Conditions Addressed

  • Tension Headache
  • Anxiety Phobic Disorders
  • Otitis Media
  • Breast Disorders
  • Attention Deficit Disorder (ADD)
  • Eczema
  • Bacterial Pneumonia
  • Benign Polyps of the Colon
  • Multiple Sclerosis (MS)
  • Heart Failure
  • Schizophrenia
  • Gastritis and Duodenitis
  • Plantar Warts
  • Skin and Subcutaneous Infections
  • Post Traumatic Stress Disorder (PTSD)
  • Polycystic Ovarian Syndrome (PCOS)
  • Erectile Dysfunction (ED)
  • Scoliosis or Kyphoscoliosis
  • Intervertebral Disc Degeneration
  • Bipolar Disorder
  • Diabetes Mellitus (DM)
  • Cardiac Arrhythmia
  • Anxiety Dissociative and Somatoform Disorders
  • Anemia
  • Ventral Hernia
  • Tinea Unguium
  • Disorders of Lipoid Metabolism
  • Skin Rash
  • Prostatitis
  • Benign Prostatic Hypertrophy (BPH)
  • Gastroesophageal Reflux Disease (GERD)
  • Urinary Tract Infection (UTI)
  • Eating Disorders
  • Acute Bronchitis
  • Chronic Bronchitis
  • Bulimia Nervosa
  • Hemorrhoids
  • Inguinal Hernia
  • Acute Pharyngitis
  • Calculus of the Urinary System
  • Chronic Sinusitis
  • Vitamin D Deficiency
  • Epilepsy
  • Hearing Loss
  • Menopausal and Postmenopausal Disorders
  • Depressive Disorders
  • Obesity
  • Non-Toxic Goiter
  • Parkinson's Disease
  • Rotator cuff syndrome
  • Osteoarthritis
  • Hypertension (HTN)
  • Autism
  • Constipation
  • Acne
  • Acute Upper Respiratory Tract Infections
  • Bronchial Asthma
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Procedures Performed

  • Arthrocentesis
  • Venipuncture
  • Blood transfusion
  • Destruction of Benign/Premalignant Skin Lesions
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Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • Priority Health
  • Medicaid
  • Humana
  • Medicare
  • CHAMPVA
  • UnitedHealthcare
  • Aetna
  • Meritain Health
  • AmeriHealth
  • Geisinger Health Plan
  • GEHA
  • AARP
  • Horizon Blue Cross Blue Shield of New Jersey
  • Capital Blue Cross
  • HealthPartners
  • MVP Health Care
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  • Psychiatry 80
  • Geriatrics 67
  • Rehabilitation 64
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