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Gastroenterology

Melissa G. Morgan, DO

Works at hospitals in Lancaster, PA · Lititz, PA · Ephrata, PA · Pennsylvania

Summary

Dr. Melissa G. Morgan, DO is a gastroenterologist at 2112 Harrisburg Pike, Suite 202, Lancaster, PA 17601. Phone: (717) 869-4600. Accepts Medicare assignment. In 2024, Melissa G. Morgan had 421 Original Medicare patients and 6,161 services. NPI 1407183726. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Melissa G. Morgan, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Melissa G. Morgan accept Medicare assignment?
Yes. Medicare's clinician data says Melissa G. Morgan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Melissa G. Morgan see?
In 2024, CMS data shows 421 Original Medicare patients and 6,161 services for Melissa G. Morgan. This counts Original Medicare only and measures volume, not quality.
What is Melissa G. Morgan's NPI number?
1407183726. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Melissa G. Morgan, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients421
Services billed to Medicare6,161
Different services or procedures52
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Biopsy of large bowel using a flexible endoscope (45380)101 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)82 services
  3. Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)76 services
  4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)53 services
  5. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)52 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol74%
  • High blood pressure67%
  • Arthritis46%
  • Anxiety31%
  • Diabetes26%
  • Depression24%

Hospitals where Melissa G. Morgan works

Medicare's Facility Affiliation Data lists Melissa G. Morgan at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Melissa G. Morgan is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Melissa G. Morgan as a member of these groups (CMS data updated October 2, 2026).

  • Lancaster General Hospital520 clinicians in the group
  • Regional Gastroenterology Associates of Lancaster, Ltd.244 clinicians in the group

Specialties

Find other Gastroenterology doctors in Pennsylvania →

Other gastroenterologists in Lancaster

Clinicians with the same Medicare primary specialty in Lancaster, PA — not a recommendation.

All gastroenterologists in Lancaster →

Other clinicians in Lancaster General Hospital

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolPhiladelphia College Of Osteopathic Medicine
Graduation year2006 (20 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1407183726
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians