Dr. Max S. Rizer, DO
- Medicare services, 2024
- 45
- Medicare patients, 2024
- 52
- Part D claims, 2024
- 2,657
- Hospital affiliations
- 5
- Industry payments
- $1,916
- Practice address
- 7 Atkinson Dr Se, Suite 111, Ludington, MI 49431
- Practice phone
- Call (231) 843-3600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Corewell Health Ludington Hospital Multispecialty Center - Atkinson Family And Internal Medicine
Rural Health Clinic - Hospital-Owned · Ludington, Michigan
Find Dr. Rizer'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. Max S. Rizer is a urologist in Ludington, Michigan
Dr. Rizer practices at Corewell Health Ludington Hospital Multispecialty Center - Atkinson Family And Internal Medicine in Ludington, Michigan.
Dr. Rizer's NPI, 1275513079, was assigned on January 18, 2006. Dr. Rizer graduated from Michigan State University College of Osteopathic Medicine in 1998. Dr. Rizer holds Michigan license 5101013919.
- NPI
- 1275513079NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173594942
- NPI enumeration date
- January 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (231) 843-3600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Max S. Rizer practices at Corewell Health Ludington Hospital Multispecialty Center - Atkinson Family and Internal Medicine in Ludington, Michigan
Dr. Rizer's primary practice is Corewell Health Ludington Hospital Multispecialty Center - Atkinson Family and Internal Medicine, at 7 Atkinson Dr Se, Suite 111, Ludington, MI 49431. The practice phone is (231) 843-3600.
- Corewell Health Ludington Hospital Multispecialty Center - Atkinson Family and Internal Medicine7 Atkinson Dr Se, Suite 111, Ludington, MI 49431Phone(231) 843-3600
Source: Dmand AI Affiliation Data
Dr. Max S. Rizer is affiliated with 10 sites of care and 4 medical groups
Dr. Rizer's primary practice is Corewell Health Ludington Hospital Multispecialty Center - Atkinson Family And Internal Medicine in Ludington, Michigan. Dr. Rizer is also affiliated with Corewell Health Ludington Hospital. The medical group on file is Corewell Health Ludington Hospital. Dmand AI also links Dr. Rizer to 4 more hospitals, 3 medical groups, 2 group practices and clinics and 2 rural health clinics, each named with a free account. Dr. Rizer's employer is on file too: a rural health clinic (rhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Max S. Rizer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rizer practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Ludington Hospital Multispecialty Center - Atkinson Family And Internal Medicine | Available with a free account |
| +9 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Max S. Rizer is one of 389 urologists in Michigan
Urology is Dr. Rizer's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Rizer is licensed in Michigan.
Specialties and state licenses
- Urology, MichiganPrimary
Urologists near Dr. Rizer
Counts of urologists 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. Max S. Rizer billed Medicare for 45 services in 2024
CMS data shows 45 Medicare services from Dr. Rizer across 2 procedure codes in 2024, for 52 Medicare patients. Medicare paid $1,870 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Rizer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 252024: 3228%
- Surgery
- 2023: 132024: 13No change
- Office and hospital visits
- 2023: 262024: 0100%
Dr. Rizer compared with the Michigan median for urologists, 2024
- Dr. Rizer
- Michigan median
- Medicare services
- 45vs 60493% below
- Medicare patients
- 52vs 29983% below
- Part D claims
- 2,546vs 7013.6 times
Medians across 380 urologists in Michigan with Dmand AI profiles that report each measure.
Dr. Rizer'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. Rizer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rizer and other urologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Max S. Rizer treated 52 Medicare patients in 2024, average age 76
CMS counts 52 Medicare patients who saw Dr. Rizer in 2024. The largest group is 75 to 84, with 21 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.81, 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. Rizer's median patient age at 71, with 25% women.
Dr. Rizer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Rizer's Medicare patients by sex, 2024
- Women2854%
- Men2446%
Chronic conditions among Dr. Rizer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis71%
- Ischemic heart disease40%
- Diabetes37%
- Depression35%
- Mood disorders35%
- Anxiety33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rizer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women25%
- Men74%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Max S. Rizer wrote 2,657 Medicare Part D claims in 2024
In 2024, Dr. Rizer wrote 2,657 Medicare Part D claims for 701 patients. 94% of them were for generic drugs. CMS names the drug for 2,546 of them, across 32 drugs with 11 or more claims each, at $201,289 in total drug cost. In 2023, CMS named 2,516 claims across 24 drugs.
Dr. Rizer's Part D claims by kind of drug, 2024
- Generic2,490 claims94%
- Brand-name and other167 claims6%
Dr. Rizer'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. Rizer's Part D claims, 2024
- Opioids4%109 of 2,657 claims
- Antibiotics21%555 of 2,657 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: 2,5162024: 2,5461%
Drugs named by CMS: 32 in 2024, 24 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. Max S. Rizer takes part in Medicare
Dr. Rizer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Prostate resection: 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. Max S. Rizer received $1,916 in industry payments from 2016 to 2023
CMS Open Payments shows 91 general payments to Dr. Rizer from 17 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 92% of the total. Medtronic USA, Inc. paid the most, $631.
General payments to Dr. Rizer by program year, 2016 to 2023
General payments to Dr. Rizer by kind, 2016 to 2023
- Food and beverage$1,76392%
- Education$1528%
Companies that paid Dr. Rizer the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Max S. Rizer graduated from Michigan State University College of Osteopathic Medicine
Dr. Rizer graduated from Michigan State University College of Osteopathic Medicine in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Max S. Rizer'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. Max S. Rizer
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. Max S. Rizer's NPI number?
Dr. Max S. Rizer's NPI number is 1275513079. It was assigned on January 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Max S. Rizer?
Dr. Max S. Rizer is a urologist in Ludington, Michigan. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Max S. Rizer practice?
Dr. Rizer practices at 7 Atkinson Dr Se, Suite 111, Ludington, MI 49431. Dr. Rizer's primary practice is Corewell Health Ludington Hospital Multispecialty Center - Atkinson Family And Internal Medicine in Ludington, Michigan. Dmand AI also links Dr. Rizer to 4 hospitals, 3 medical groups, 2 group practices and clinics and 2 rural health clinics.
What is Dr. Max S. Rizer's office phone number?
The practice phone on file for Dr. Rizer is (231) 843-3600.
What is Dr. Max S. Rizer's medical license number?
Dr. Rizer holds Michigan license 5101013919.
Which hospitals is Dr. Max S. Rizer affiliated with?
Dr. Rizer is affiliated with Corewell Health Ludington Hospital. Dmand AI links Dr. Rizer to 4 more hospitals.
What medical group is Dr. Max S. Rizer part of?
Dr. Rizer is linked to Corewell Health Ludington Hospital. Dmand AI links Dr. Rizer to 3 more medical groups.
Does Dr. Max S. Rizer accept Medicare?
Yes. CMS data shows Dr. Rizer billed Medicare for 45 services in 2024, and Dr. Rizer accepts Medicare assignment.
How many Medicare patients does Dr. Max S. Rizer see?
CMS counts 52 Medicare patients who saw Dr. Rizer in 2024, with an average age of 76.
What services does Dr. Max S. Rizer bill to Medicare?
In 2024, Dr. Rizer's most billed Medicare services were diagnostic imaging (74420) and surgery: urinary system (52332).
Show 4 more questionsShow fewer questions
Where did Dr. Max S. Rizer go to medical school?
Dr. Rizer graduated from Michigan State University College of Osteopathic Medicine in 1998.
What drugs does Dr. Max S. Rizer prescribe most?
In 2024 Medicare Part D data, Dr. Rizer's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Ciprofloxacin HCl.
Has Dr. Max S. Rizer received payments from drug or device companies?
CMS Open Payments shows $1,916 in general payments to Dr. Rizer from 17 companies from 2016 to 2023. The largest total came from Medtronic USA, Inc.
How long has Dr. Max S. Rizer been practicing?
Dr. Rizer graduated from medical school in 1998, 28 years ago.
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