Dr. Matthew Gaeta and Megan Buehler, APRN specialize in the diagnosis and treatment of conditions involving the digestive/gastrointestinal (GI) tract.  He is an expert on how food moves through the digestive system and is chemically broken down, with nutrients being absorbed and waste excreted.  Dr. Gaeta and Megan treat the following health conditions:

  • Heartburn
  • Gastroesophageal reflux disease (GERD)
  • Difficulty swallowing
  • Abdominal pain
  • Diarrhea
  • Constipation
  • Elevated liver enzymes
  • Biliary disease
  • Irritable bowel syndrome
  • Inflammatory bowel disease (ulcerative colitis, Crohn’s disease)


Dr. Gaeta performs the following procedures at PCMH:

Colonoscopies to detect changes or abnormalities in the large intestine (colon) and rectum.

EGDs to examine the lining of your esophagus, stomach, and duodenum.

ERCPs are used for treating conditions of the bile and pancreatic ducts such as gallstones, strictures, leaks, and cancer.

If you are due for your colorectal cancer screening, call to schedule a time to talk to PFCC Specialties about it. This screening is performed by a colonoscopy, which is an important screening to add to your care.  Learn why you shouldn't wait to schedule your colonoscopy here.


Frequently Asked Questions

Dr. Gaeta put together a list of Frequently Asked Questions to help guide you in understanding how you can minimize digestive discomfort. 


Matthew Gaeta, MD

Megan Buehler, MSN, APRN, FNP-C


PFCC Specialties
212 Hospital Lane, Suite 103
Perryville, MO 63775

Clinic Hours

  • Monday through Friday: 8 a.m. to 4:30 p.m.
  • Procedures are scheduled on Mondays, Wednesdays, and Fridays

Patient visits by appointment.  No referral is needed.

Contact Us

PFCC Specialties
Fax: 573-768-3269

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