Dr. Michael C. Leahy, MD
- Medicare services, 2024
- 78
- Medicare patients, 2024
- 80
- Part D claims, 2024
- 35
- Hospital affiliations
- 2
- Industry payments
- $51
- Practice address
- 5900 Byron Center SW Ave, Wyoming, MI 49519
- Practice phone
- Call (616) 252-7200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UM Health-West Hospital
Wyoming, Michigan
Find Dr. Leahy'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. Michael C. Leahy is a general surgeon in Wyoming, Michigan
Dr. Leahy practices at UM Health-West Hospital in Wyoming, Michigan.
Dr. Leahy's NPI, 1922080910, was assigned on November 16, 2005. Dr. Leahy graduated from Southern Illinois University School of Medicine in 1993. Dr. Leahy holds Michigan license 4301061619.
- NPI
- 1922080910NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608893441
- NPI enumeration date
- November 16, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 252-7200
- 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 Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael C. Leahy practices at UM Health-West Hospital in Wyoming, Michigan
Dr. Leahy's primary practice is UM Health-West Hospital, at 5900 Byron Center SW Ave, Wyoming, MI 49519 in Kent County. The practice phone is (616) 252-7200.
- UM Health-West Hospital5900 Byron Center SW Ave, Wyoming, MI 49519 · Kent CountyPhone(616) 252-7200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael C. Leahy is affiliated with 5 sites of care and 2 medical groups
Dr. Leahy's primary practice is UM Health-West Hospital in Wyoming, Michigan. Dr. Leahy is also affiliated with University of Michigan Health-West Hospital. The medical group on file is West Michigan Surgical Specialists, PLC. Dmand AI also links Dr. Leahy to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Michael C. Leahy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leahy practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UM Health-West 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. Michael C. Leahy is one of 1,095 general surgeons in Michigan
Surgery is Dr. Leahy's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Leahy is licensed in Michigan.
Specialties and state licenses
- Surgery, MichiganPrimary
General surgeons near Dr. Leahy
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. Michael C. Leahy billed Medicare for 78 services in 2024
CMS data shows 78 Medicare services from Dr. Leahy across 4 procedure codes in 2024, for 80 Medicare patients. Medicare paid $4,277 for them.
Dr. Leahy's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1442024: 7846%
Where Dr. Leahy's Medicare services took place, 2024
- In an office3342%
- In a facility4558%
Dr. Leahy compared with the Michigan median for general surgeons, 2024
- Dr. Leahy
- Michigan median
- Medicare services
- 78vs 12638% below
- Medicare patients
- 80vs 10725% below
- Part D claims
- 25vs 3017% below
Medians across 1,046 general surgeons in Michigan with Dmand AI profiles that report each measure.
Dr. Leahy'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. Leahy and other general surgeons in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael C. Leahy treated 80 Medicare patients in 2024, average age 69
CMS counts 80 Medicare patients who saw Dr. Leahy in 2024. The largest group is 65 to 74, with 30 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 36% are also on Medicaid. Their average risk score is 3.34, 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. Leahy's median patient age at 62, with 58% women.
Dr. Leahy's Medicare patients by age, 2024
Dr. Leahy's Medicare patients by sex, 2024
- Women4050%
- Men4050%
Chronic conditions among Dr. Leahy's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Chronic kidney disease53%
- Arthritis49%
- Diabetes39%
- Mood disorders38%
- Heart failure35%
- Ischemic heart disease35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Leahy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael C. Leahy wrote 35 Medicare Part D claims in 2024
In 2024, Dr. Leahy wrote 35 Medicare Part D claims for 21 patients. 80% of them were for generic drugs. CMS names the drug for 25 of them, across 2 drugs with 11 or more claims each, at $301 in total drug cost. In 2023, CMS named 22 claims across 1 drug.
Dr. Leahy's Part D claims by kind of drug, 2024
- Generic28 claims80%
- Brand-name and other7 claims20%
Dr. Leahy'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. Leahy's Part D claims, 2024
- Opioids40%14 of 35 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: 222024: 2514%
Drugs named by CMS: 2 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
How Dr. Michael C. Leahy takes part in Medicare
Dr. Leahy 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)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Michael C. Leahy received $51 in industry payments from 2020 to 2021
CMS Open Payments shows 2 general payments to Dr. Leahy from 2 drug and device companies from 2020 to 2021. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $28.
General payments to Dr. Leahy by program year, 2020 to 2021
Companies that paid Dr. Leahy the most, 2020 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael C. Leahy graduated from Southern Illinois University School of Medicine
Dr. Leahy graduated from Southern Illinois University School of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael C. Leahy'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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. Michael C. Leahy
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. Michael C. Leahy's NPI number?
Dr. Michael C. Leahy's NPI number is 1922080910. It was assigned on November 16, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael C. Leahy?
Dr. Michael C. Leahy is a general surgeon in Wyoming, Michigan. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Michael C. Leahy practice?
Dr. Leahy practices at 5900 Byron Center SW Ave, Wyoming, MI 49519. Dr. Leahy's primary practice is UM Health-West Hospital in Wyoming, Michigan. Dmand AI also links Dr. Leahy to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Michael C. Leahy's office phone number?
The practice phone on file for Dr. Leahy is (616) 252-7200.
What is Dr. Michael C. Leahy's medical license number?
Dr. Leahy holds Michigan license 4301061619.
Which hospitals is Dr. Michael C. Leahy affiliated with?
Dr. Leahy is affiliated with University of Michigan Health-West Hospital. Dmand AI links Dr. Leahy to 1 more hospital.
What medical group is Dr. Michael C. Leahy part of?
Dr. Leahy is linked to West Michigan Surgical Specialists, PLC. Dmand AI links Dr. Leahy to 1 more medical group.
Does Dr. Michael C. Leahy accept Medicare?
Yes. CMS data shows Dr. Leahy billed Medicare for 78 services in 2024, and Dr. Leahy accepts Medicare assignment.
How many Medicare patients does Dr. Michael C. Leahy see?
CMS counts 80 Medicare patients who saw Dr. Leahy in 2024, with an average age of 69.
What services does Dr. Michael C. Leahy bill to Medicare?
In 2024, Dr. Leahy's most billed Medicare services were hospital inpatient care (99231), office visit, established patient (99213) and office visit, new patient (99203).
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Where did Dr. Michael C. Leahy go to medical school?
Dr. Leahy graduated from Southern Illinois University School of Medicine in 1993.
What drugs does Dr. Michael C. Leahy prescribe most?
In 2024 Medicare Part D data, Dr. Leahy's most prescribed drugs by claims were Levothyroxine Sodium and Hydrocodone-Acetaminophen.
Has Dr. Michael C. Leahy received payments from drug or device companies?
CMS Open Payments shows $51 in general payments to Dr. Leahy from 2 companies from 2020 to 2021. The largest total came from Medtronic, Inc.
How long has Dr. Michael C. Leahy been practicing?
Dr. Leahy graduated from medical school in 1993, 33 years ago.
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