Dr. Roger Maillefer, MD
- Medicare services, 2024
- 79
- Medicare patients, 2024
- 83
- Part D claims, 2024
- 117
- Hospital affiliations
- 2
- Industry payments
- $67
- Practice address
- 14700 Lakeshore Drive, Charlevoix, MI 49720
- Practice phone
- Call (231) 547-4024
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Maillefer'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. Roger Maillefer is a general surgeon in Charlevoix, Michigan
Dr. Maillefer practices at Munson Healthcare Charlevoix Hospital in Charlevoix, Michigan, part of Munson Healthcare.
Dr. Maillefer's NPI, 1558373696, was assigned on August 13, 2006. Dr. Maillefer graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1993. Dr. Maillefer holds Michigan license 4301503936.
- NPI
- 1558373696NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062412695
- NPI enumeration date
- August 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (231) 547-4024
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Roger Maillefer practices at Munson Healthcare Charlevoix Hospital in Charlevoix, Michigan
Dr. Maillefer's primary practice is Munson Healthcare Charlevoix Hospital, at 14700 Lakeshore Drive, Charlevoix, MI 49720 in Charlevoix County. The practice phone is (231) 547-4024.
- Munson Healthcare Charlevoix Hospital14700 Lakeshore Drive, Charlevoix, MI 49720 · Charlevoix CountyPhone(231) 547-4024
Source: Dmand AI Affiliation Data
Dr. Roger Maillefer is affiliated with 5 sites of care and 2 medical groups
Dr. Maillefer's primary practice is Munson Healthcare Charlevoix Hospital in Charlevoix, Michigan, part of Munson Healthcare. Dr. Maillefer is also affiliated with Munson Healthcare Otsego Memorial Hospital. The medical group on file is Munson Healthcare Charlevoix Hospital. Dmand AI also links Dr. Maillefer to 2 more group practices and clinics, 1 breast imaging center 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. Roger Maillefer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Maillefer practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Munson Healthcare Charlevoix Hospital | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Roger Maillefer is one of 1,095 general surgeons in Michigan
Surgery is Dr. Maillefer's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Maillefer's licenses on file in 2 states: Michigan and Illinois.
Specialties and state licenses
- Surgery, MichiganPrimary
- Illinois license
General surgeons near Dr. Maillefer
Counts of general surgeons 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. Roger Maillefer billed Medicare for 79 services in 2024
CMS data shows 79 Medicare services from Dr. Maillefer across 4 procedure codes in 2024, all of them office visits, for 83 Medicare patients. Medicare paid $4,129 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Maillefer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 842024: 796%
Dr. Maillefer compared with the Michigan median for general surgeons, 2024
- Dr. Maillefer
- Michigan median
- Medicare services
- 79vs 12637% below
- Medicare patients
- 83vs 10722% below
- Part D claims
- 30vs 30Close to median
Medians across 1,046 general surgeons in Michigan with Dmand AI profiles that report each measure.
Dr. Maillefer'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Roger Maillefer treated 83 Medicare patients in 2024, average age 73
CMS counts 83 Medicare patients who saw Dr. Maillefer in 2024. The largest group is 65 to 74, with 40 patients. 65% of them have high blood pressure, and 60% have high cholesterol. Their average risk score is 1.20, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Maillefer's median patient age at 67, with 48% women.
Dr. Maillefer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Maillefer's Medicare patients by sex, 2024
- Women5263%
- Men3137%
Chronic conditions among Dr. Maillefer's Medicare patients, 2024
- High blood pressure65%
- High cholesterol60%
- Arthritis49%
- Anxiety31%
- Ischemic heart disease29%
- Mood disorders29%
- Depression28%
- COPD25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Maillefer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Roger Maillefer wrote 117 Medicare Part D claims in 2024
In 2024, Dr. Maillefer wrote 117 Medicare Part D claims for 67 patients. 91% of them were for generic drugs. CMS names the drug for 30 of them, across 1 drug with 11 or more claims each, at $76 in total drug cost. In 2023, CMS named 31 claims across 1 drug.
Dr. Maillefer's Part D claims by kind of drug, 2024
- Generic107 claims91%
- Brand-name and other10 claims9%
Dr. Maillefer'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. Maillefer's Part D claims, 2024
- Opioids28%33 of 117 claims
- Antibiotics23%27 of 117 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: 312024: 303%
Drugs named by CMS: 1 in 2024, 1 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. Roger Maillefer ranks in the 91st percentile for hernia repair - groin (open) in Medicare
Dr. Maillefer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 12 procedures of hernia repair - groin (open) by Dr. Maillefer, more than 91% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Maillefer ranks in Medicare procedure volume
- Colonoscopy
- 69th percentile65 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 62nd percentile45 procedures
- Hernia repair - groin (open)
- 91st percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Roger Maillefer received $67 in industry payments from 2016 to 2021
CMS Open Payments shows 4 general payments to Dr. Maillefer from 4 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $24.
General payments to Dr. Maillefer by program year, 2016 to 2021
Companies that paid Dr. Maillefer the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Roger Maillefer graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Maillefer graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Roger Maillefer'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) |
| 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. Roger Maillefer
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. Roger Maillefer's NPI number?
Dr. Roger Maillefer's NPI number is 1558373696. It was assigned on August 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Roger Maillefer?
Dr. Roger Maillefer is a general surgeon in Charlevoix, Michigan. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Roger Maillefer practice?
Dr. Maillefer practices at 14700 Lakeshore Drive, Charlevoix, MI 49720. Dr. Maillefer's primary practice is Munson Healthcare Charlevoix Hospital in Charlevoix, Michigan, part of Munson Healthcare. Dmand AI also links Dr. Maillefer to 2 group practices and clinics, 1 breast imaging center and 1 medical group.
What is Dr. Roger Maillefer's office phone number?
The practice phone on file for Dr. Maillefer is (231) 547-4024.
What is Dr. Roger Maillefer's medical license number?
Dr. Maillefer holds Michigan license 4301503936, one of the licenses on file in 2 states.
Which states has Dr. Roger Maillefer been licensed in?
Dmand AI has state licenses on file for Dr. Maillefer in Michigan and Illinois.
Which hospitals is Dr. Roger Maillefer affiliated with?
Dr. Maillefer practices at Munson Healthcare Charlevoix Hospital in Charlevoix, Michigan. Dr. Maillefer is also affiliated with Munson Healthcare Otsego Memorial Hospital.
What medical group is Dr. Roger Maillefer part of?
Dr. Maillefer is linked to Munson Healthcare Charlevoix Hospital. Dmand AI links Dr. Maillefer to 1 more medical group.
Does Dr. Roger Maillefer accept Medicare?
Yes. CMS data shows Dr. Maillefer billed Medicare for 79 services in 2024, and Dr. Maillefer accepts Medicare assignment.
How many Medicare patients does Dr. Roger Maillefer see?
CMS counts 83 Medicare patients who saw Dr. Maillefer in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Roger Maillefer bill to Medicare?
In 2024, Dr. Maillefer's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99203) and office visit, established patient (99212).
Where did Dr. Roger Maillefer go to medical school?
Dr. Maillefer graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1993.
What drugs does Dr. Roger Maillefer prescribe most?
In 2024 Medicare Part D data, Dr. Maillefer's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Roger Maillefer received payments from drug or device companies?
CMS Open Payments shows $67 in general payments to Dr. Maillefer from 4 companies from 2016 to 2021. The largest total came from Amgen Inc.
How long has Dr. Roger Maillefer been practicing?
Dr. Maillefer graduated from medical school in 1993, 33 years ago.
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