Grand River Gastroenterology PC
NPI 1164470472 · Gastroenterology Physician · Grand Rapids, MI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grand River Gastroenterology PC is a Gastroenterology Physician organization in Grand Rapids, MI (NPI 1164470472).
Provider details
- NPI number
- 1164470472
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Dena Rumisek, Billing(616) 752-6529
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Specialist174400000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2022-03-21
- Certified
- 2022-03-21
Frequently asked questions
- What is Grand River Gastroenterology PC's NPI number?
- Grand River Gastroenterology PC's National Provider Identifier (NPI) is 1164470472, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Grand River Gastroenterology PC?
- Grand River Gastroenterology PC is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Grand River Gastroenterology PC located?
- Grand River Gastroenterology PC's practice location on file with NPPES is 310 Lafayette Ave Se, Grand Rapids, MI 49503-4693.
- What is Grand River Gastroenterology PC's phone number?
- The practice phone number listed in the NPPES registry for Grand River Gastroenterology PC is (616) 752-6525.
- Does Grand River Gastroenterology PC accept Medicare?
- Grand River Gastroenterology PC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Grand River Gastroenterology PC?
- The authorized official listed on Grand River Gastroenterology PC's NPPES record is Dena Rumisek, Billing. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Grand River Gastroenterology PC's NPI active?
- Yes — Grand River Gastroenterology PC's NPI (1164470472) is active in the NPPES registry as of the last update on 2022-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.