Dr. Ronald Michael Hofmann, MD
- Medicare services, 2024
- 676
- Medicare patients, 2024
- 270
- Part D claims, 2024
- 2,943
- MIPS score, 2024
- 97
- Hospital affiliations
- 5
- 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. Hofmann's professional email, personal email and mobile number
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Dr. Ronald Michael Hofmann is a nephrologist in Grand Rapids, Michigan
Dr. Hofmann practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Hofmann's NPI, 1295701209, was assigned on February 28, 2006. Dr. Hofmann graduated from University of Iowa, RJ & L Carver College of Medicine in 1992. Dr. Hofmann holds Michigan license 4301062193.
- NPI
- 1295701209NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032127279
- NPI enumeration date
- February 28, 2006
- 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
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ronald Michael Hofmann practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Hofmann'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. Ronald Michael Hofmann is affiliated with 8 sites of care and 3 medical groups
Dr. Hofmann's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dr. Hofmann is also affiliated with Trinity Health Grand Rapids Hospital. The medical group on file is Corewell Health Medical Group West. Dmand AI also links Dr. Hofmann to 3 more hospitals, 3 group practices and clinics and 2 medical groups, 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. Ronald Michael Hofmann's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hofmann practices, 8 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 |
| +7 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ronald Michael Hofmann is one of 310 nephrologists in Michigan
Nephrology is Dr. Hofmann's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Hofmann is licensed in Michigan.
Specialties and state licenses
- Nephrology, MichiganPrimary
Nephrologists near Dr. Hofmann
Counts of nephrologists 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. Ronald Michael Hofmann billed Medicare for 676 services in 2024
CMS data shows 676 Medicare services from Dr. Hofmann across 10 procedure codes in 2024, for 270 Medicare patients. Medicare paid $43,075 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hofmann's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5122024: 5091%
- Tests and treatments
- 2023: 1352024: 9430%
- Other services
- 2023: 02024: 73
Dr. Hofmann compared with the Michigan median for nephrologists, 2024
- Dr. Hofmann
- Michigan median
- Medicare services
- 676vs 84920% below
- Medicare patients
- 270vs 269Close to median
- Part D claims
- 2,679vs 5744.7 times
Medians across 310 nephrologists in Michigan with Dmand AI profiles that report each measure.
Dr. Hofmann'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hofmann and other nephrologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ronald Michael Hofmann treated 270 Medicare patients in 2024, average age 65
CMS counts 270 Medicare patients who saw Dr. Hofmann in 2024. The largest group is under 65, with 108 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 31% are also on Medicaid. Their average risk score is 5.17, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Hofmann's median patient age at 65, with 47% women.
Dr. Hofmann's Medicare patients by age, 2024
Dr. Hofmann's Medicare patients by sex, 2024
- Women11743%
- Men15357%
Chronic conditions among Dr. Hofmann's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Heart failure54%
- Diabetes53%
- Ischemic heart disease50%
- Anxiety44%
- Mood disorders44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hofmann's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ronald Michael Hofmann wrote 2,943 Medicare Part D claims in 2024
In 2024, Dr. Hofmann wrote 2,943 Medicare Part D claims for 488 patients. 97% of them were for generic drugs. CMS names the drug for 2,679 of them, across 46 drugs with 11 or more claims each, at $108,813 in total drug cost. In 2023, CMS named 2,157 claims across 40 drugs.
Dr. Hofmann's Part D claims by kind of drug, 2024
- Generic2,849 claims97%
- Brand-name and other94 claims3%
Dr. Hofmann'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. Hofmann's Part D claims, 2024
- Antibiotics2%69 of 2,943 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: 2,1572024: 2,67924%
Drugs named by CMS: 46 in 2024, 40 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. Ronald Michael Hofmann scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Hofmann for performance year 2024, reported as part of a group. Dr. Hofmann accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Hofmann's MIPS scores, performance year 2024
- 97of 100Final score
- 95.7of 100Quality
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ronald Michael Hofmann received $10,641 in industry payments from 2016 to 2025
CMS Open Payments shows 127 general payments to Dr. Hofmann from 26 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 44% of the total. AstraZeneca Pharmaceuticals LP paid the most, $5,394.
General payments to Dr. Hofmann by program year, 2016 to 2025
General payments to Dr. Hofmann by kind, 2016 to 2025
- Speaker and faculty fees$4,65044%
- Food and beverage$2,90327%
- Consulting fees$2,80026%
- Education$2612%
- Travel and lodging$270%
Companies that paid Dr. Hofmann the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ronald Michael Hofmann graduated from University of Iowa, RJ & L Carver College of Medicine
Dr. Hofmann graduated from University of Iowa, RJ & L Carver College of Medicine in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ronald Michael Hofmann'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Ronald Michael Hofmann
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What is Dr. Ronald Michael Hofmann's NPI number?
Dr. Ronald Michael Hofmann's NPI number is 1295701209. It was assigned on February 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ronald Michael Hofmann?
Dr. Ronald Michael Hofmann is a nephrologist in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Ronald Michael Hofmann practice?
Dr. Hofmann practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Hofmann's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Hofmann to 3 hospitals, 3 group practices and clinics and 2 medical groups.
What is Dr. Ronald Michael Hofmann's office phone number?
The practice phone on file for Dr. Hofmann is (616) 391-1774.
What is Dr. Ronald Michael Hofmann's medical license number?
Dr. Hofmann holds Michigan license 4301062193.
Which hospitals is Dr. Ronald Michael Hofmann affiliated with?
Dr. Hofmann practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan. Dr. Hofmann is also affiliated with Trinity Health Grand Rapids Hospital. Dmand AI links Dr. Hofmann to 3 more hospitals.
What medical group is Dr. Ronald Michael Hofmann part of?
Dr. Hofmann is linked to Corewell Health Medical Group West. Dmand AI links Dr. Hofmann to 2 more medical groups.
Does Dr. Ronald Michael Hofmann accept Medicare?
Yes. CMS data shows Dr. Hofmann billed Medicare for 676 services in 2024, and Dr. Hofmann accepts Medicare assignment.
What is Dr. Ronald Michael Hofmann's MIPS score?
Dr. Hofmann's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
How many Medicare patients does Dr. Ronald Michael Hofmann see?
CMS counts 270 Medicare patients who saw Dr. Hofmann in 2024, with an average age of 65.
Show 5 more questionsShow fewer questions
What services does Dr. Ronald Michael Hofmann bill to Medicare?
In 2024, Dr. Hofmann's most billed Medicare services were hospital inpatient care (99232), dialysis (90935) and hospital inpatient care (99233).
Where did Dr. Ronald Michael Hofmann go to medical school?
Dr. Hofmann graduated from University of Iowa, RJ & L Carver College of Medicine in 1992.
What drugs does Dr. Ronald Michael Hofmann prescribe most?
In 2024 Medicare Part D data, Dr. Hofmann's most prescribed drugs by claims were Carvedilol, Prednisone and Atorvastatin Calcium.
Has Dr. Ronald Michael Hofmann received payments from drug or device companies?
CMS Open Payments shows $10,641 in general payments to Dr. Hofmann from 26 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Ronald Michael Hofmann been practicing?
Dr. Hofmann graduated from medical school in 1992, 34 years ago.
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