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About Dr. Frederic A Stelzer

Dr. Frederic A Stelzer, MD is a Doctor primarily located in Allentown, PA, with another office in Bethlehem, PA. He has 44 years of experience. His specialties include Gastroenterology and Internal Medicine. Dr. Stelzer has received 3 awards. He speaks English.

Rating Overview

19 Ratings with 2 Comments

The overall average patient rating of Dr. Frederic A Stelzer is Great. Dr. Frederic A Stelzer has been rated by 19 patients. From those 19 patients 2 of those left a comment along with their rating. The overall rating for Dr. Frederic A Stelzer is 3.9 of 5.0 stars.

Mapbox Map of Dr. Frederic A Stelzer

Primary Address

Eastern Pennsylvania Gastroenterology & Liver Specialists

1501 N Cedar Crest Blvd Ste 110
Allentown, PA 18104
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Mapbox Map of Dr. Frederic A Stelzer

Gastroenterology & Liver Specialists

2597 Schoenersville Rd Ste 207
Bethlehem, PA 18017
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Dr. Frederic A Stelzer has the following 2 specialties

  • Gastroenterology

    A gastroenterologist is a specialist in diagnosis and treatment of conditions involving the digestive/gastrointestinal (GI) tract. These doctors are experts on how food moves through the digestive system and is chemically broken down, with nutrients being absorbed and waste excreted. You might see this kind of doctor if you are experiencing any number of stomach issues, some of which might be severe diarrhea, irritable bowel syndrome, hemorrhoids, ulcers, acid reflux, Crohn's disease and more.

  • Internal Medicine

    An internist is a physician who focuses on the diagnosis and treatment of conditions that affect the adult population—both acute and chronic.
    These doctors are often who adults see as their primary physicians because they treat a broad range of illnesses that do not require surgical or specialist interventions. They also work to help a patient maintain optimal health in order to prevent the onset of disease.
    In addition to treating the common cold and flu, internists also treat chronic diseases like diabetes and heart disease.

  • Specialty Expertise

    Dr. Frederic A Stelzer has the following 12 expertise

  • Colonoscopy
  • Celiac Disease
  • Abdominal Pain
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • Constipation
  • Irritable Bowel Syndrome (IBS)
  • Hepatitis C
  • Ulcerative Colitis
  • Hemorrhoids
  • Acid Reflux Disease (GERD)
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Infectious Disease

Dr. Frederic A Stelzer has 0 board certified specialties

See the board certifications this doctor has received. Board certifications provide confidence that this doctor meets the nationally recognized standards for education, knowledge and experience


Showing 2 of 19

Excellent Doctor

I have been going to Dr. Steltzer for years and have always found him to be personable, professional and excellent at explains things and answering questions. I highly recommend him!

Wait time
10 minutes
Easy Appointment
Friendly Staff
Accurate Diagnosis
Bedside Manner
Spends Time with Me
Appropriate Follow-up
Full Review Rating Breakdown
Very respectful

I usually don't comment on doctors however, this doctor is very professional and courteous. I am recommending him to my PCP for other patients gastroenterologist referrals.

Easy Appointment
Friendly Staff
Accurate Diagnosis
Bedside Manner
Spends Time with Me
Appropriate Follow-up
Full Review Rating Breakdown
  • Awards

    3 Awards

  • On-Time Doctor Award

    On-Time Doctor Award (2015, 2016, 2018)

    Vitals On-Time + Promptness Award recognizes doctors with consistent high ratings for timeliness of appointments. The honor is granted based on a physician's overall and promptness scores.

  • Patients' Choice Award

    Patients' Choice Award (2015, 2018)

    Patients' Choice recognition reflects the difference a particular physician has made in the lives of his/her patients. The honor is bestowed to physicians who have received near perfect scores, as voted by patients.

  • Compassionate Doctor Recognition

    Compassionate Doctor Recognition (2015, 2016, 2018)

    Compassionate Doctor certification is granted to physicians who treat their patients with the utmost kindness. The honor is granted based on a physician's overall and bedside manner scores.

  • Education

    44 Years Experience

  • Saint Louis University School Of Medicine

    Graduated in 1974

  • Suny Health Science Center


  • Accepted Insurance

    Dr. Frederic A Stelzer accepts the following insurance providers.

  • Aetna
    • Aetna Choice POS II
    • Aetna HMO
    • Aetna Managed Choice POS Open Access
    • Aetna Select
    • Aetna Signature Administrators PPO
  • BCBS Blue Card
    • BCBS Blue Card PPO
  • Capital Blue Cross
    • Capital BC Keystone Health Plan Central HMO
    • Capital BC PPO
  • Cigna
    • CIGNA Open Access Plus
  • Coventry Health Care
    • Coventry HealthAmerica HMO
    • Coventry HealthAmerica PPO
  • Geisinger Health Plan
    • Geisinger Health Plan
  • Highmark BCBS
    • Highmark Community Blue PPO
    • Highmark PPOBlue
  • Humana
    • Humana Choice POS
    • Humana ChoiceCare Network PPO
  • IBC
    • IBC Keystone HMO POS
    • IBC Personal Choice PPO
  • Multiplan
    • Multiplan PPO
    • PHCS PPO
  • UPMC Health Plan
    • UPMC PPO
    • UPMC Premium Network Plans
  • United Healthcare
    • UHC Choice Plus POS
    • UHC Navigate HMO
    • UHC Navigate POS
    • UHC Options PPO

Locations & Directions

Uploaded January 1, 2012


Take a minute to learn about Dr. Frederic A Stelzer, MD - Gastroenterology in Allentown, PA, in this video.

  • Similiar Doctors

    Dr. Frederic A Stelzer is similar to the following 3 Doctors near Allentown, PA.

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