GASTROENTEROLOGY SPECIALISTS OF FREDERICK, P.A.
NPI 1427012053
Internal Medicine - Gastroenterology in Frederick, MD
About Gastroenterology Specialists Of Frederick, P.a. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GASTROENTEROLOGY SPECIALISTS OF FREDERICK, P.A. (NPI 1427012053) is a healthcare organization registered as a gastroenterology in Frederick, Maryland and active in the NPI registry since April 2006. The organization holds a CLIA Certificate of Compliance certificate valid through December 3, 2027 and lists Michael Rifkin, Physician-owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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)
Gastroenterology Specialists Of Frederick, P.a. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to Gastroenterology Specialists Of Frederick, P.A., which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.
Clinicians, nearest first (3)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Compliance 21D0898621
Gastroenterology Specialists Of Frederick · Frederick, MDFrequently 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 Gastroenterology Specialists Of Frederick, P.A.'s NPI number?
The NPI number for Gastroenterology Specialists Of Frederick, P.A. is 1427012053. It was assigned to this organization in the NPPES registry on April 12, 2006.
Where is Gastroenterology Specialists Of Frederick, P.A. located?
Gastroenterology Specialists Of Frederick, P.A. is located at 85 Thomas Johnson Ct Suite B, Frederick, MD 21702. The listed phone number is (301) 663-9440.
What is Gastroenterology Specialists Of Frederick, P.A.'s specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Gastroenterology Specialists Of Frederick, P.A. enrolled in Medicare?
Yes. Gastroenterology Specialists Of Frederick, P.A. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Gastroenterology Specialists Of Frederick, P.A.?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Gastroenterology Specialists Of Frederick, P.A., in Gastroenterology, Nurse Practitioner and Pathology. 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. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Gastroenterology Specialists Of Frederick, P.A. hold a CLIA laboratory certificate?
Yes. A Certificate of Compliance (number 21D0898621) is associated with this NPI, valid through December 3, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Gastroenterology Specialists Of Frederick, P.A. was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Gastroenterology Specialists Of Frederick, P.a. · NPI 1427012053
Gastroenterology organization in Frederick, Maryland. Organization record, active in the CMS NPPES registry since April 12, 2006.
## Identity
- **NPI:** 1427012053 (Entity type: Organization)
- **Enumerated:** April 12, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **Organization subpart:** No
- **Authorized official:** Michael Rifkin, PHYSICIAN-OWNER
## Practice location
- **Address:** 85 THOMAS JOHNSON CT, SUITE B, Frederick, MD 21702-4331
- **Phone:** (301) 663-9440 · **Fax:** (301) 663-4602
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Gastroenterology (1), Nurse Practitioner (1), Pathology (1); 2 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 22, 2020
- **Other identifiers:** Other KG87 (MD)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1427012053) · Data from the CMS NPPES public registry.