NPPES file of Aug 9, 2026

Robert Thomas Bischoff, DO

Gastroenterology Physician · Grand Rapids, MI

Robert Thomas Bischoff, DO is a gastroenterology physician with a practice address in Grand Rapids, Michigan, and NPI 1891106001, issued on May 12, 2014. Check the license (Michigan 5101021024, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891106001
Name
Robert Thomas Bischoff
Credential
DO
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
5101021024 MI
Self-reported in NPPES; status is on the state search
Practice location
310 Lafayette Ave SE, Grand Rapids, MI 49503
Phone
(616) 752-6525
Enumerated
May 12, 2014
Record last updated
Dec 10, 2024
Medicare enrollment
Enrolled (PECOS I20180425001937); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 310 Lafayette Ave SE

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Robert Alexander, MDSpecialist1265475099
  2. Anamaria Bondici, MDInfectious Disease Physician1942524020
  3. Steven Crane, M.D.Specialist1316942816
  4. Paul Farr, M.D.Specialist1790781987
  5. Lennox Forrest, PH.D.Counseling Psychologist1114970621
  6. Martin Greydanus, M.D.Specialist1043215544

Verify Robert Thomas Bischoff in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 5101021024
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Michigan license search

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5% more Medicare Part D claims than the average gastroenterology physician in 2024

852 Medicare Part D claims for 335 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Robert Bischoff852
  2. Specialty average811

Most prescribed

  1. Pantoprazole Sodium192 claims
  2. Gavilyte-G88 claims
  3. Colestipol Hcl76 claims
  4. Gavilyte-C42 claims
  5. Peg-3350 And Electrolytes35 claims
  6. Famotidine32 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

3 hospitals and group practices

  1. Mclaren Northern MichiganPetoskey, MI · Acute Care Hospitals3 of 5 stars
  2. Advantage Health/saint Mary's Medical GroupGrand Rapids, MI
  3. Mercy Health Partners - Physician SpecialistMuskegon, MI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Robert Thomas Bischoff among 550 gastroenterology physician records in Michigan

Robert Thomas Bischoff, DO is one of 550 gastroenterology physician records with a practice address in Michigan. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 81% of them.

  • NPI issued2014 · 81% of these records are older, 16% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2014 · median 2003 among the 415 with a school on file
  • Record last updated2024 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Michigan

There are 550 gastroenterology physician records in Michigan.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Mark Cooper, M.D.Grand Rapids, MI 495031164866430
  2. Srinivas Janardan, M.D.Grand Rapids, MI 495031770588279
  3. Jay Morrow, M.D.Grand Rapids, MI 495031215932710
  4. Christopher Murphy, MDGrand Rapids, MI 495031114285558
  5. Dana Stewart, D.O.Grand Rapids, MI 495031588939433
  6. Tammy Tran-Yang, D.O.Grand Rapids, MI 495031578856530
  7. Curtis Weaver, MDGrand Rapids, MI 495031548382773
  8. Michael Madura, M.D,Grand Rapids, MI 495061497862437

Common questions

What is Robert Thomas Bischoff, DO's NPI number?

Robert Thomas Bischoff, DO's National Provider Identifier (NPI) is 1891106001, issued on May 12, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Robert Thomas Bischoff, DO located?

The NPPES record lists a practice address at 310 Lafayette Ave SE, Grand Rapids, MI, 49503. Phone: (616) 752-6525. Providers update this record themselves, so call before visiting.

How can I verify Robert Thomas Bischoff, DO's license?

NPPES lists Michigan license number 5101021024, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Robert Thomas Bischoff, DO prescribe under Medicare Part D?

In 2024, Robert Thomas Bischoff, DO had 852 Medicare Part D claims for 335 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.