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GASTROINTESTINAL ASSOCIATES OF CLEVELAND, PC
NPI 1316981087
Internal Medicine - Gastroenterology in Cleveland, TN

Active since June 15, 2006CLIA 44D1056528 · Waiver
2415 CHAMBLISS AVE NW, CLEVELAND, TN 37311(423) 559-2800(423) 559-0532 Get Directions Write a Review

NPPES record last updated: October 7, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Gastrointestinal Associates Of Cleveland, Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GASTROINTESTINAL ASSOCIATES OF CLEVELAND, PC (NPI 1316981087) is a healthcare organization registered as a gastroenterology in Cleveland, Tennessee and active in the NPI registry since June 2006. The organization holds a CLIA Waiver certificate valid through July 17, 2028 and lists Karen M. Bowman, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1316981087
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameGASTROINTESTINAL ASSOCIATES OF CLEVELAND, PC
Location Address2415 CHAMBLISS AVE NWCleveland, TN 37311-3882
Mailing Address2415 Chambliss Ave NwCleveland, TN 37311-3882 · (423) 559-2800 · Fax (423) 559-0532
Phone(423) 559-2800
Fax(423) 559-0532
Organization SubpartNo
Authorized OfficialKaren M. BowmanPractice Manager · (423) 559-2800
Enumeration DateJune 15, 2006
Last NPPES UpdateOctober 7, 2020
NPPES CertifiedOctober 7, 2020
✔ NPI 1316981087 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
2415 CHAMBLISS AVE NW, Cleveland, TN 37311
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gastrointestinal Associates Of Cleveland, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

8

Medicare enrollment records show 8 clinicians reassign Medicare billing to Gastrointestinal Associates Of Cleveland, PC, which bills Medicare for the services they deliver. Of these, 6 practice at this address. They are listed nearest first.

Clinicians, nearest first (8)

Paul Brundage, D.O.
Gastroenterology
NPI 1629011549
2415 CHAMBLISS AVE NW
Cleveland, TN 37311
(423) 559-2800
✔ PECOS✔ Accepts MedicareSame address
William Buchner, M.D.
Gastroenterology
NPI 1154304574
2415 CHAMBLISS AVE NW
Cleveland, TN 37311
(423) 559-2800
✔ PECOS✔ Accepts MedicareSame address
Elizabeth Goodwin, NP
Nurse Practitioner
NPI 1306834064
2415 CHAMBLISS AVE NW
Cleveland, TN 37311
(423) 559-2800
✔ PECOS✔ Accepts MedicareSame address
Shelia Trew, R.N., MSN, NP
Nurse Practitioner
NPI 1578546990
2415 CHAMBLISS AVE NW
Cleveland, TN 37311
(423) 559-2800
✔ PECOS✔ Accepts MedicareSame address
Kari Williams, MSN, APRN, FNP-C
Nurse Practitioner
NPI 1467418095
2415 CHAMBLISS AVE NW
Cleveland, TN 37311
(423) 559-2800
✔ PECOS✔ Accepts MedicareSame address
Barton Nakdimen, APRN-BC
Nurse Practitioner
NPI 1245304625
2415 CHAMBLISS AVE NW
Cleveland, TN 37311
(423) 559-2800
✔ PECOS✔ Accepts MedicareSame address
Tiffany Sliger, FNP-BC
Nurse Practitioner
NPI 1679816615
135 N MEADOWS DR
Athens, TN 37303
(423) 745-9715
✔ PECOS23 mi
John King, FNP-C
Nurse Practitioner
NPI 1538947957
820 N CHELAN AVE
Wenatchee, WA 98801
(509) 663-8711
✔ PECOS✔ Accepts Medicare2,006 mi

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 Waiver 44D1056528

Gastrointestinal Associates Of Cleveland P C · Cleveland, TN
Active · expires Jul 17, 2028
CLIA Number44D1056528
Laboratory TypePhysician Office
Certificate Effective DateJuly 18, 2026
Certificate Expiration DateJuly 17, 2028
Laboratory DirectorWilliam F. Buchner MD
Laboratory Phone(423) 559-2800
Laboratory LocationGastrointestinal Associates Of Cleveland P C2415 Chambliss Ave NW, Cleveland, TN 37311
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Gastrointestinal Associates Of Cleveland, PC's NPI number?

The NPI number for Gastrointestinal Associates Of Cleveland, PC is 1316981087. It was assigned to this organization in the NPPES registry on June 15, 2006.

Where is Gastrointestinal Associates Of Cleveland, PC located?

Gastrointestinal Associates Of Cleveland, PC is located at 2415 Chambliss Ave NW, Cleveland, TN 37311. The listed phone number is (423) 559-2800.

What is Gastrointestinal Associates Of Cleveland, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Gastrointestinal Associates Of Cleveland, PC enrolled in Medicare?

Yes. Gastrointestinal Associates Of Cleveland, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gastrointestinal Associates Of Cleveland, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 2 Medicare specialties reassign their Medicare billing to Gastrointestinal Associates Of Cleveland, PC. 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 Nurse Practitioner (6) and Gastroenterology (2). Of these, 6 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Gastrointestinal Associates Of Cleveland, PC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 44D1056528) is associated with this NPI, valid through July 17, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Gastrointestinal Associates Of Cleveland, PC accept?

Health plans from Alliant Health Plans, Inc. list Gastrointestinal Associates Of Cleveland, PC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gastrointestinal Associates Of Cleveland, PC was last updated on October 7, 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.