Dr. Benjamin D. Willenbring, MD
- Medicare services, 2024
- 109
- Medicare patients, 2024
- 69
- Part D claims, 2024
- 1,896
- Hospital affiliations
- 2
- Medical group
- 1
- 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. Willenbring'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. Benjamin D. Willenbring is a family medicine physician in Grand Rapids, Michigan
Dr. Willenbring practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Willenbring's NPI, 1902160385, was assigned on June 29, 2012. Dr. Willenbring graduated from University of Minnesota Medical School in 2012. Dr. Willenbring holds Michigan license 4301106839.
- NPI
- 1902160385NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103137054
- NPI enumeration date
- June 29, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Benjamin D. Willenbring practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Willenbring'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. Benjamin D. Willenbring is affiliated with 3 sites of care and 1 medical group
Dr. Willenbring's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dr. Willenbring is also affiliated with Trinity Health Grand Rapids Hospital. The medical group on file is Trinity Health Medical Group. Dmand AI also links Dr. Willenbring to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Benjamin D. Willenbring's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Willenbring practices, 3 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 |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Corewell Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Benjamin D. Willenbring is one of 4,931 family medicine physicians in Michigan
Family medicine is Dr. Willenbring's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Willenbring is licensed in Michigan.
Specialties and state licenses
- Family medicine, MichiganPrimary
Family medicine physicians near Dr. Willenbring
Counts of family medicine physicians 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. Benjamin D. Willenbring billed Medicare for 109 services in 2024
CMS data shows 109 Medicare services from Dr. Willenbring across 2 procedure codes in 2024, for 69 Medicare patients. Medicare paid $4,956 for them.
Dr. Willenbring's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1062024: 8619%
- Other services
- 2023: 02024: 23
Where Dr. Willenbring's Medicare services took place, 2024
- In an office9083%
- In a facility1917%
Dr. Willenbring compared with the Michigan median for family medicine physicians, 2024
- Dr. Willenbring
- Michigan median
- Medicare services
- 109vs 24856% below
- Medicare patients
- 69vs 11238% below
- Part D claims
- 1,468vs 1,03342% above
Medians across 4,990 family medicine physicians in Michigan with Dmand AI profiles that report each measure.
Dr. Willenbring'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. Willenbring?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Willenbring and other family medicine physicians in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Benjamin D. Willenbring treated 69 Medicare patients in 2024, average age 64
CMS counts 69 Medicare patients who saw Dr. Willenbring in 2024. The largest group is 65 to 74, with 28 patients. 75% of them have high blood pressure, and 54% have high cholesterol. 51% are also on Medicaid. Their average risk score is 1.50, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Willenbring's median patient age at 44, with 51% women.
Dr. Willenbring's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Willenbring's Medicare patients by sex, 2024
- Women3145%
- Men3855%
Chronic conditions among Dr. Willenbring's Medicare patients, 2024
- High blood pressure75%
- High cholesterol54%
- Mood disorders43%
- Diabetes41%
- Arthritis39%
- Depression38%
- Anxiety33%
- Chronic kidney disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Willenbring's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 44
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Benjamin D. Willenbring wrote 1,896 Medicare Part D claims in 2024
In 2024, Dr. Willenbring wrote 1,896 Medicare Part D claims for 223 patients. 84% of them were for generic drugs. CMS names the drug for 1,468 of them, across 45 drugs with 11 or more claims each, at $143,186 in total drug cost. In 2023, CMS named 1,770 claims across 53 drugs.
Dr. Willenbring's Part D claims by kind of drug, 2024
- Generic1,593 claims84%
- Brand-name280 claims15%
- Other23 claims1%
Dr. Willenbring'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. Willenbring's Part D claims, 2024
- Opioids1%27 of 1,896 claims
- Antibiotics1%28 of 1,896 claims
- Antipsychotics, patients 65 and over1%14 of 1,896 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: 1,7702024: 1,46817%
Drugs named by CMS: 45 in 2024, 53 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
How Dr. Benjamin D. Willenbring takes part in Medicare
Dr. Willenbring accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Benjamin D. Willenbring graduated from University of Minnesota Medical School
Dr. Willenbring graduated from University of Minnesota Medical School in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Benjamin D. Willenbring'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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Benjamin D. Willenbring
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. Benjamin D. Willenbring's NPI number?
Dr. Benjamin D. Willenbring's NPI number is 1902160385. It was assigned on June 29, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Benjamin D. Willenbring?
Dr. Benjamin D. Willenbring is a family medicine physician in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Benjamin D. Willenbring practice?
Dr. Willenbring practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Willenbring's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Willenbring to 1 group practice or clinic.
What is Dr. Benjamin D. Willenbring's office phone number?
The practice phone on file for Dr. Willenbring is (616) 391-1774.
What is Dr. Benjamin D. Willenbring's medical license number?
Dr. Willenbring holds Michigan license 4301106839.
Which hospitals is Dr. Benjamin D. Willenbring affiliated with?
Dr. Willenbring practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan. Dr. Willenbring is also affiliated with Trinity Health Grand Rapids Hospital.
What medical group is Dr. Benjamin D. Willenbring part of?
Dr. Willenbring is linked to Trinity Health Medical Group.
Does Dr. Benjamin D. Willenbring accept Medicare?
Yes. CMS data shows Dr. Willenbring billed Medicare for 109 services in 2024, and Dr. Willenbring accepts Medicare assignment.
How many Medicare patients does Dr. Benjamin D. Willenbring see?
CMS counts 69 Medicare patients who saw Dr. Willenbring in 2024, with an average age of 64.
What services does Dr. Benjamin D. Willenbring bill to Medicare?
In 2024, Dr. Willenbring's most billed Medicare services were office visit, established patient (99214) and medicare service (G2211).
Show 3 more questionsShow fewer questions
Where did Dr. Benjamin D. Willenbring go to medical school?
Dr. Willenbring graduated from University of Minnesota Medical School in 2012.
What drugs does Dr. Benjamin D. Willenbring prescribe most?
In 2024 Medicare Part D data, Dr. Willenbring's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
How long has Dr. Benjamin D. Willenbring been practicing?
Dr. Willenbring graduated from medical school in 2012, 14 years ago.
Selling to family medicine practices?
See family medicine physicians in Michigan by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card