HARRISBURG GASTROENTEROLOGY, LTD.
NPI 1639121809
Internal Medicine - Gastroenterology in Harrisburg, PA
About Harrisburg Gastroenterology, Ltd. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HARRISBURG GASTROENTEROLOGY, LTD. (NPI 1639121809) is a healthcare organization registered as a gastroenterology in Harrisburg, Pennsylvania and active in the NPI registry since May 2006. The organization lists John Patrick Mclaughlin, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Harrisburg Gastroenterology, Ltd. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
8Medicare enrollment records show 8 clinicians reassign Medicare billing to Harrisburg Gastroenterology, Ltd., which bills Medicare for the services they deliver. Of these, 7 practice at this address. They are listed nearest first.
Clinicians, nearest first (8)
Harrisburg, PA 17111
Harrisburg, PA 17111
Harrisburg, PA 17111
Harrisburg, PA 17111
Harrisburg, PA 17111
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Harrisburg Gastroenterology, Ltd.'s NPI number?
The NPI number for Harrisburg Gastroenterology, Ltd. is 1639121809. It was assigned to this organization in the NPPES registry on May 16, 2006.
Where is Harrisburg Gastroenterology, Ltd. located?
Harrisburg Gastroenterology, Ltd. is located at 4760 Union Deposit Rd, Harrisburg, PA 17111. The listed phone number is (717) 545-1873.
What is Harrisburg Gastroenterology, Ltd.'s specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Harrisburg Gastroenterology, Ltd. enrolled in Medicare?
Yes. Harrisburg Gastroenterology, Ltd. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Harrisburg Gastroenterology, Ltd.?
According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 2 Medicare specialties reassign their Medicare billing to Harrisburg Gastroenterology, Ltd.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Gastroenterology (7) and Nurse Practitioner (1). Of these, 7 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Harrisburg Gastroenterology, Ltd. was last updated on January 12, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Harrisburg Gastroenterology, Ltd. · NPI 1639121809
Gastroenterology organization in Harrisburg, Pennsylvania. Organization record, active in the CMS NPPES registry since May 16, 2006.
## Identity
- **NPI:** 1639121809 (Entity type: Organization)
- **Enumerated:** May 16, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **Organization subpart:** No
- **Authorized official:** John Mclaughlin, PRESIDENT
## Practice location
- **Address:** 4760 UNION DEPOSIT RD, Harrisburg, PA 17111-3729
- **Phone:** (717) 545-1873
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 8 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Gastroenterology (7), Nurse Practitioner (1); 7 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 12, 2009
- **Other identifiers:** Medicare ID-Type Unspecified 865266; Medicaid 0008294410002 (PA)
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Source: [NPI Profile](https://npiprofile.com/npi/1639121809) · Data from the CMS NPPES public registry.