Dr. Ben J. Kieff, MD
- Medicare services, 2024
- 397
- Medicare patients, 2024
- 230
- Part D claims, 2024
- 2,099
- Hospital affiliations
- 4
- Industry payments
- $921
- Practice address
- 100 Michigan St NE, Grand Rapids, MI 49503
- Practice phone
- Call (616) 391-1774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Kieff's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Ben J. Kieff is a gastroenterologist in Grand Rapids, Michigan
Dr. Kieff practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Kieff's NPI, 1760421440, was assigned on June 6, 2006. Dr. Kieff holds Michigan license 4301068078.
- NPI
- 1760421440NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678603438
- NPI enumeration date
- June 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ben J. Kieff practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Kieff's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.
- Corewell Health Grand Rapids Hospitals - Butterworth100 Michigan St NE, Grand Rapids, MI 49503 · Kent CountyPhone(616) 391-1774
Source: Dmand AI Affiliation Data
Dr. Ben J. Kieff is affiliated with 5 sites of care and 2 medical groups
Dr. Kieff's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dr. Kieff is also affiliated with Corewell Health Greenville Hospital. The medical group on file is Corewell Health Medical Group West. Dmand AI also links Dr. Kieff to 2 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ben J. Kieff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kieff practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Grand Rapids Hospitals - Butterworth | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Ben J. Kieff is one of 487 gastroenterologists in Michigan
Gastroenterology is Dr. Kieff's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Kieff is licensed in Michigan.
Specialties and state licenses
- Gastroenterology, MichiganPrimary
Gastroenterologists near Dr. Kieff
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ben J. Kieff billed Medicare for 397 services in 2024
CMS data shows 397 Medicare services from Dr. Kieff across 7 procedure codes in 2024, for 230 Medicare patients. Medicare paid $30,365 for them.
Dr. Kieff's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 2172024: 24312%
- Other services
- 2023: 1302024: 1343%
- Office and hospital visits
- 2023: 292024: 2031%
- Tests and treatments
- 2023: 132024: 0100%
Where Dr. Kieff's Medicare services took place, 2024
- In an office27269%
- In a facility12531%
Dr. Kieff compared with the Michigan median for gastroenterologists, 2024
- Dr. Kieff
- Michigan median
- Medicare services
- 397vs 32423% above
- Medicare patients
- 230vs 230Close to median
- Part D claims
- 1,931vs 4244.6 times
Medians across 487 gastroenterologists in Michigan with Dmand AI profiles that report each measure.
Dr. Kieff's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Kieff?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kieff and other gastroenterologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ben J. Kieff treated 230 Medicare patients in 2024, average age 71
CMS counts 230 Medicare patients who saw Dr. Kieff in 2024. The largest group is 65 to 74, with 122 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 16% are also on Medicaid. Their average risk score is 1.48, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kieff's median patient age at 63, with 55% women.
Dr. Kieff's Medicare patients by age, 2024
Dr. Kieff's Medicare patients by sex, 2024
- Women12153%
- Men10947%
Chronic conditions among Dr. Kieff's Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis43%
- Diabetes30%
- Anxiety29%
- Mood disorders28%
- Chronic kidney disease27%
- Ischemic heart disease27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kieff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ben J. Kieff wrote 2,099 Medicare Part D claims in 2024
In 2024, Dr. Kieff wrote 2,099 Medicare Part D claims for 759 patients. 76% of them were for generic drugs. CMS names the drug for 1,931 of them, across 33 drugs with 11 or more claims each, at $2,479,540 in total drug cost. In 2023, CMS named 1,664 claims across 27 drugs.
Dr. Kieff's Part D claims by kind of drug, 2024
- Generic1,605 claims76%
- Brand-name494 claims24%
Dr. Kieff's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Kieff's Part D claims, 2024
- Antibiotics2%51 of 2,099 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,6642024: 1,93116%
Drugs named by CMS: 33 in 2024, 27 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Ben J. Kieff ranks in the 87th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Kieff accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kieff as offering telehealth. CMS counts 171 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Kieff, more than 87% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Kieff ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 87th percentile171 procedures
- Colonoscopy
- 71st percentile69 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Ben J. Kieff received $921 in industry payments from 2016 to 2025
CMS Open Payments shows 26 general payments to Dr. Kieff from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Olympus America Inc. paid the most, $375.
General payments to Dr. Kieff by program year, 2016 to 2025
General payments to Dr. Kieff by kind, 2016 to 2025
- Food and beverage$89397%
- Education$283%
Companies that paid Dr. Kieff the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ben J. Kieff's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Ben J. Kieff
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Ben J. Kieff's NPI number?
Dr. Ben J. Kieff's NPI number is 1760421440. It was assigned on June 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ben J. Kieff?
Dr. Ben J. Kieff is a gastroenterologist in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Ben J. Kieff practice?
Dr. Kieff practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Kieff's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Kieff to 2 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Ben J. Kieff's office phone number?
The practice phone on file for Dr. Kieff is (616) 391-1774.
What is Dr. Ben J. Kieff's medical license number?
Dr. Kieff holds Michigan license 4301068078.
Which hospitals is Dr. Ben J. Kieff affiliated with?
Dr. Kieff practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan. Dr. Kieff is also affiliated with Corewell Health Greenville Hospital. Dmand AI links Dr. Kieff to 2 more hospitals.
What medical group is Dr. Ben J. Kieff part of?
Dr. Kieff is linked to Corewell Health Medical Group West. Dmand AI links Dr. Kieff to 1 more medical group.
Does Dr. Ben J. Kieff accept Medicare?
Yes. CMS data shows Dr. Kieff billed Medicare for 397 services in 2024, and Dr. Kieff accepts Medicare assignment.
Does Dr. Ben J. Kieff offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kieff as offering telehealth services.
How many Medicare patients does Dr. Ben J. Kieff see?
CMS counts 230 Medicare patients who saw Dr. Kieff in 2024, with an average age of 71.
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What services does Dr. Ben J. Kieff bill to Medicare?
In 2024, Dr. Kieff's most billed Medicare services were medicare service (G0500), surgery: digestive system (43239) and surgery: digestive system (45385).
What drugs does Dr. Ben J. Kieff prescribe most?
In 2024 Medicare Part D data, Dr. Kieff's most prescribed drugs by claims were Peg 3350-Electrolyte, Omeprazole and Pantoprazole Sodium.
Has Dr. Ben J. Kieff received payments from drug or device companies?
CMS Open Payments shows $921 in general payments to Dr. Kieff from 11 companies from 2016 to 2025. The largest total came from Olympus America Inc.
How long has Dr. Ben J. Kieff been practicing?
Dr. Kieff graduated from medical school in 1996, 30 years ago.
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