NORTHWEST OHIO GASTROENTEROLOGY ASSOCIATES INC.
NPI 1306945084
Internal Medicine - Gastroenterology in Toledo, OH

Q: What is Northwest Ohio Gastroenterology Associates Inc.'s specialty?

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

Active since September 21, 2006CLIA 36D2043070 · Certificate of Compliance

4841 MONROE ST, SUITE 110, TOLEDO, OH 43623(419) 471-1317(419) 471-1316 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 21, 2022, Sep 28, 2021 (2 updates tracked since 2021).

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About Northwest Ohio Gastroenterology Associates Inc. NPPES

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

NORTHWEST OHIO GASTROENTEROLOGY ASSOCIATES INC. (NPI 1306945084) is a healthcare organization registered as a gastroenterology in Toledo, Ohio and active in the NPI registry since September 2006. The organization holds a CLIA Certificate of Compliance certificate valid through June 27, 2027 and lists David Zack, D.o., as its authorized official.

NPPES Registry Identity

NPI1306945084

Entity TypeOrganization

Primary Taxonomy207RG0100X

Legal Business NameNORTHWEST OHIO GASTROENTEROLOGY ASSOCIATES INC.

Location Address4841 MONROE ST, SUITE 110Toledo, OH 43623-4385

Mailing Address4841 Monroe St, Suite 110Toledo, OH 43623-4385 · (419) 471-1317 · Fax (419) 471-1316

Phone(419) 471-1317

Fax(419) 471-1316

Organization SubpartNo

Authorized OfficialDavid ZackD.o. · (419) 471-1350

Enumeration DateSeptember 21, 2006

Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration

NPPES CertifiedSeptember 28, 2021

✔ NPI 1306945084 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.

4841 MONROE ST, Toledo, OH 43623

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Other Identifiers 2

Medicaid0125313OH

OtherCA4246OH · Railroad Medicare

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 Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

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 36D2043070

Northwest Ohio Gastroenterology · Toledo, OH

Active · expires Jun 27, 2027

CLIA Number36D2043070

Laboratory TypePhysician Office

Certificate Effective DateJune 28, 2025

Certificate Expiration DateJune 27, 2027

Laboratory DirectorSurendra P. Singh

Laboratory Phone(419) 471-1350

Laboratory LocationNorthwest Ohio Gastroenterology4841 Monroe Street, Suite 110, Toledo, OH 43623

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ADVANCED HOME CARE OF OHIO INC

Home Health

4841 MONROE ST, SUITE 240
TOLEDO, OH 43623

Lucas County (419) 472-0059

PSYCHOLOGICAL RESOURCES LTD

Psychologist

4841 MONROE ST, SUITE 100
TOLEDO, OH 43623

Lucas County (419) 475-2535

AMSURG TOLEDO ANESTHESIA LLC

Nurse Anesthetist, Certified Registered

4841 MONROE ST, SUITE 111
TOLEDO, OH 43623

Lucas County (419) 474-3949

SUMMER JUDE

Speech-Language Pathologist

4841 MONROE ST
TOLEDO, OH 43623

Lucas County (419) 241-6219

DR. SUZANNE L. SMITLEY PH.D.

Psychologist (Clinical)

4841 MONROE ST, SUITE 100
TOLEDO, OH 43623

Lucas County (419) 475-2535

TOLEDO RADIATION ONCOLOGY, PLC

Radiology (Radiation Oncology)

4841 MONROE ST, SUITE 103
TOLEDO, OH 43623

Lucas County (419) 471-0493

BRUCE J. KLOSTER D.D.S.

Dentist (General Practice)

4841 MONROE ST
TOLEDO, OH 43623

Lucas County (419) 474-4974

ETHIDOCS, LLC

General Practice

4841 MONROE ST, SUITE 350
TOLEDO, OH 43623

Lucas County (419) 351-9902

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 Northwest Ohio Gastroenterology Associates Inc.'s NPI number?

The NPI number for Northwest Ohio Gastroenterology Associates Inc. is 1306945084. It was assigned to this organization in the NPPES registry on September 21, 2006.

Where is Northwest Ohio Gastroenterology Associates Inc. located?

Northwest Ohio Gastroenterology Associates Inc. is located at 4841 Monroe St Suite 110, Toledo, OH 43623. The listed phone number is (419) 471-1317.

What is Northwest Ohio Gastroenterology Associates Inc.'s specialty?

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

Does Northwest Ohio Gastroenterology Associates Inc. hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 36D2043070) is associated with this NPI, valid through June 27, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Northwest Ohio Gastroenterology Associates Inc. accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and Molina Healthcare list Northwest Ohio Gastroenterology Associates Inc. 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 Northwest Ohio Gastroenterology Associates Inc. was last updated on July 21, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.