GRAND RIVER GASTROENTEROLOGY PC
NPI 1164470472
Internal Medicine - Gastroenterology in Grand Rapids, MI

NPI Status: Active since May 05, 2006

Contact Information

310 LAFAYETTE AVE SE
SUITE 400
GRAND RAPIDS, MI
ZIP 49503
Phone: (616) 752-6525
Fax: (616) 752-6556

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  • Organization
  • Internal Medicine
  • Gastroenterology
  • Accepts Insurance
  • CLIA Number: 23D0380155
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 08-31-2026

About GRAND RIVER GASTROENTEROLOGY PC

This page provides the complete NPI Profile along with additional information for Grand River Gastroenterology Pc, an internist established in Grand Rapids, Michigan operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1164470472 assigned on May 2006. The practitioner's primary taxonomy code is 207RG0100X. The provider is registered as an organization and their NPI record was last updated 3 years ago. The organization operates as a single speciality business group with one or more individual providers who practice the same area of specialization. The authorized official of this NPI record is Dena B Rumisek (Billing)

NPI
1164470472
Provider Name
GRAND RIVER GASTROENTEROLOGY PC
Entity Type
Organization
Location Address
310 LAFAYETTE AVE SE SUITE 400 GRAND RAPIDS, MI 49503
Location Phone
(616) 752-6525
Location Fax
(616) 752-6556
Mailing Address
310 LAFAYETTE AVE SE SUITE 400 GRAND RAPIDS, MI 49503
Mailing Phone
(616) 752-6525
Mailing Fax
(616) 752-6556
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-05-2006
Last Update Date
03-21-2022
Code Navigator

An internist like Grand River Gastroenterology Pc is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
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.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1174400000XOther Service Providers

Specialist

 

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Blue Cross� Preferred HMO Bronze Extra - HMO
  • Blue Cross� Preferred HMO Bronze Saver HSA - HMO
  • Blue Cross� Preferred HMO Bronze Secure - HMO
  • Blue Cross� Preferred HMO Gold - HMO
  • Blue Cross� Preferred HMO Gold Extra - HMO
  • Blue Cross� Preferred HMO Silver - HMO
  • Blue Cross� Preferred HMO Silver Extra - HMO
  • Blue Cross� Preferred HMO Silver Saver - HMO
  • Blue Cross� Preferred HMO Value - HMO
  • Blue Cross� Select HMO Bronze Extra - HMO
  • Blue Cross� Select HMO Bronze Saver HSA - HMO
  • Blue Cross� Select HMO Bronze Secure - HMO
  • Blue Cross� Select HMO Silver - HMO
  • Blue Cross� Select HMO Silver Extra - HMO
  • Blue Cross� Select HMO Silver Saver - HMO
  • Blue Cross� Select HMO Value - HMO
  • Blue Cross� Premier PPO Bronze Extra - PPO
  • Blue Cross� Premier PPO Bronze HSA - PPO
  • Blue Cross� Premier PPO Bronze Secure - PPO
  • Blue Cross� Premier PPO Gold - PPO
  • Blue Cross� Premier PPO Gold Extra - PPO
  • Blue Cross� Premier PPO Silver - PPO
  • Blue Cross� Premier PPO Silver Extra - PPO
  • Blue Cross� Premier PPO Silver Saver HSA - PPO
  • Blue Cross� Premier PPO Value - PPO
  • Gold 1 - HMO
  • Gold 1 with Adult Vision Services - HMO
  • Gold 8 - HMO
  • Silver 1 - HMO
  • Silver 1 with Adult Vision Services - HMO
  • Silver 12 with First 4 Primary Care Visits Free - HMO
  • Silver 8 - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DENA B RUMISEK

Authorized Official Title
BILLING
Authorized Official Phone
(616) 752-6529

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
23D0380155
Facility Type
Physician Office
Certificate Effective Date
September 01, 2024
Certificate Expiration Date
August 31, 2026
Laboratory Director
STEVEN A. CRANE
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Grand River Gastroenterology Pc to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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NPI Validation Check Digit Calculation


The following table explains the step by step NPI number validation process using the ISO standard Luhn algorithm.

Start with the original NPI number, the last digit is the check digit and is not used in the calculation.
1164470472
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
21124870414
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24.
2 + 1 + 1 + 2 + 4 + 8 + 7 + 0 + 4 + 1 + 4 + 24 = 58
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit.
60 - 58 = 22

The NPI number 1164470472 is valid because the calculated check digit 2 using the Luhn validation algorithm matches the last digit of the original NPI number.

Other Providers at the Same Location


The following 20 providers are registered at the same or nearby location.

NPI Name / Type Taxonomy Address
1326043829DR. WILLIAM GENE HEERINGA M.D.
Individual
Specialist310 LAFAYETTE AVE SE STE 400
GRAND RAPIDS, MI 49503
(616) 752-6525
1316942816DR. STEVEN A. CRANE M.D.
Individual
Specialist310 LAFAYETTE AVE SE STE 400
GRAND RAPIDS, MI 49503
(616) 752-6525
1043215544DR. MARTIN P. GREYDANUS M.D.
Individual
Specialist310 LAFAYETTE AVE SE STE 400
GRAND RAPIDS, MI 49503
(616) 752-6525
1689679185DR. KENNETH S. LOWN M.D.
Individual
Specialist310 LAFAYETTE AVE SE STE 400
GRAND RAPIDS, MI 49503
(616) 752-6525
1790781987DR. PAUL O. FARR M.D.
Individual
Specialist310 LAFAYETTE AVE SE STE 400
GRAND RAPIDS, MI 49503
(616) 752-6525
1245236439DR. STEPHEN T. WEBSTER M.D.
Individual
Specialist310 LAFAYETTE AVE SE STE 400
GRAND RAPIDS, MI 49503
(616) 752-6525
1114970621DR. LENNOX HUGH FORREST PH.D.
Individual
Psychologist (Counseling)310 LAFAYETTE AVE SE SUITE 325
GRAND RAPIDS, MI 49503
(616) 249-8486
1265475099 ROBERT LEWIS ALEXANDER MD
Individual
Specialist310 LAFAYETTE AVE SE SUITE 405
GRAND RAPIDS, MI 49503
(616) 291-9288
1902834765 BRANDEE LEIGH PEIKERT PH.D., LLP
Individual
Psychologist310 LAFAYETTE AVE SE
GRAND RAPIDS, MI 49503
(616) 913-1400
1033144266 PAUL D HARRIS DO
Individual
Internal Medicine (Pulmonary Disease)310 LAFAYETTE AVE SE STE 415
GRAND RAPIDS, MI 49503
(616) 685-5666
1619060811 PATRICIA ANN WARSEN LMSW
Individual
Social Worker310 LAFAYETTE AVE SE
GRAND RAPIDS, MI 49503
(616) 913-1400
1225035843 PATRICIA K. RAU MSN, CGRN, ANP
Individual
Nurse Practitioner (Adult Health)310 LAFAYETTE AVE SE SUITE 400
GRAND RAPIDS, MI 49503
(616) 752-6525
1548382773MR. CURTIS RANDALL WEAVER MD
Individual
Internal Medicine (Gastroenterology)310 LAFAYETTE AVE SE SUITE 400
GRAND RAPIDS, MI 49503
(616) 752-6525
1225464555 BETH STEVENSON NP
Individual
Nurse Practitioner (Family)310 LAFAYETTE AVE SE SUITE 301
GRAND RAPIDS, MI 49503
(616) 685-6900
1730538489 MICHELLE WEBB FNP
Individual
Nurse Practitioner (Family)310 LAFAYETTE AVE SE SUITE 400
GRAND RAPIDS, MI 49503
(616) 752-6525
1073966628 ORENA J KIRCHNER FNP
Individual
Nurse Practitioner (Family)310 LAFAYETTE AVE SE SUITE 400
GRAND RAPIDS, MI 49503
(616) 752-6525
1447788534GRAND ANESTHESIA PLLC
Organization
Anesthesiology310 LAFAYETTE AVE SE
GRAND RAPIDS, MI 49503
(972) 331-0707
1467905133 TIFFANY D REBANDT ANP
Individual
Nurse Practitioner (Adult Health)310 LAFAYETTE AVE SE SUITE 400
GRAND RAPIDS, MI 49503
(616) 752-6832
1508875667PINE REST CHRISTIAN MENTAL HEATTH SERVICES
Organization
Psychiatry & Neurology (Psychiatry)310 LAFAYETTE AVE SE
GRAND RAPIDS, MI 49503
(616) 913-1400
1114395803 LUCY LEDESMA NP
Individual
Nurse Practitioner (Adult Health)310 LAFAYETTE AVE SE STE 410
GRAND RAPIDS, MI 49503
(616) 685-8200

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1164470472, enumerated in the NPI registry as an "organization" on May 05, 2006

The provider is located at 310 Lafayette Ave Se Suite 400 Grand Rapids, Mi 49503 and the phone number is (616) 752-6525

This medical organization specializes in Internal Medicine with taxonomy code 207RG0100X with a focus in Gastroenterology

The provider might be accepting Accepts: Blue Care Network of Michigan, Blue Cross Blue. Please consult your insurance carrier or call the provider to make sure your health plan is currently accepted.

The provider's CLIA number is 23D0380155 for a "physician office" facility with a CLIA Certificate of Waiver. This CLIA certificate is issued to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria..

This NPI record was last updated on May 05, 2006. To officially update your NPI information contact the National Plan and Provider Enumeration System (NPPES) at 1-800-465-3203 (NPI Toll-Free) or by email at [email protected].
NPI Profile data is regularly updated with the latest NPI registry information, if you would like to update or remove your NPI Profile in this website please contact us.