What is Gastro-Intestinal Associates, Inc's NPI number?

Gastro-Intestinal Associates, Inc's National Provider Identifier (NPI) is 1902936826, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What type of organization is Gastro-Intestinal Associates, Inc?

Gastro-Intestinal Associates, Inc is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).

Where is Gastro-Intestinal Associates, Inc located?

Gastro-Intestinal Associates, Inc's practice location on file with NPPES is 520 Lincoln, Ada, OH 45801.

What is Gastro-Intestinal Associates, Inc's phone number?

The practice phone number listed in the NPPES registry for Gastro-Intestinal Associates, Inc is (419) 227-8209.

Who is the authorized official for Gastro-Intestinal Associates, Inc?

The authorized official listed on Gastro-Intestinal Associates, Inc's NPPES record is Robert Neidich, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.

Is Gastro-Intestinal Associates, Inc's NPI active?

Yes — Gastro-Intestinal Associates, Inc's NPI (1902936826) is active in the NPPES registry as of the last update on 2008-10-09.

OrganizationActive

Gastro-Intestinal Associates, Inc

NPI 1902936826 · Gastroenterology Physician · Ada, OH

Gastro-Intestinal Associates, Inc is a Gastroenterology Physician organization in Ada, OH (NPI 1902936826).

Provider details

NPI number: 1902936826
Entity type: Organization
Primary specialty: Gastroenterology PhysicianAllopathic & Osteopathic Physicians
Parent organization: Gastro-Intestinal Associates Inc.
Organization subpart: Yes
Authorized official: Robert Neidich, President(419) 227-8209

Practice location

520 Lincoln

Ada, OH 45801

Phone: (419) 227-8209

Approximate (ZIP-level) locationGet directions

More OH providers

Mailing address

2793 Shawnee Rd

Lima, OH 45806-1444

Specialties & taxonomies

Gastroenterology PhysicianPrimary207RG0100X
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(90/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Enumerated: 2007-03-07
Last updated: 2008-10-09

Frequently asked questions

What is Gastro-Intestinal Associates, Inc's NPI number?: Gastro-Intestinal Associates, Inc's National Provider Identifier (NPI) is 1902936826, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What type of organization is Gastro-Intestinal Associates, Inc?: Gastro-Intestinal Associates, Inc is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
Where is Gastro-Intestinal Associates, Inc located?: Gastro-Intestinal Associates, Inc's practice location on file with NPPES is 520 Lincoln, Ada, OH 45801.
What is Gastro-Intestinal Associates, Inc's phone number?: The practice phone number listed in the NPPES registry for Gastro-Intestinal Associates, Inc is (419) 227-8209.
Who is the authorized official for Gastro-Intestinal Associates, Inc?: The authorized official listed on Gastro-Intestinal Associates, Inc's NPPES record is Robert Neidich, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
Is Gastro-Intestinal Associates, Inc's NPI active?: Yes — Gastro-Intestinal Associates, Inc's NPI (1902936826) is active in the NPPES registry as of the last update on 2008-10-09.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions