Michael J. Ahern, PA-C
- Part D claims, 2024
- 2,760
- Hospital affiliations
- 2
- Industry payments
- $124
- Medical groups
- 2
- State license
- 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 Michael Ahern'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.
Michael J. Ahern is a physician assistant in Grand Rapids, Michigan
Michael Ahern practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Michael Ahern's NPI, 1689626418, was assigned on May 17, 2006. Michael Ahern holds Michigan license 5601002931.
- NPI
- 1689626418NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789852534
- NPI enumeration date
- May 17, 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
- 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)
Michael J. Ahern practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Michael Ahern'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
Michael J. Ahern is affiliated with 4 sites of care and 2 medical groups
Michael Ahern's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Michael Ahern is also affiliated with Corewell Health Greenville Hospital. The medical group on file is A+ Family Medicine. Dmand AI also links Michael Ahern to 2 more group practices and clinics 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 Michael J. Ahern's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Ahern practices, 4 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 |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Michael J. Ahern is one of 5,857 physician assistants in Michigan
Physician assistant is Michael Ahern's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Michael Ahern is licensed in Michigan.
Specialties and state licenses
- Physician assistant, MichiganPrimary
Physician assistants near Michael Ahern
Counts of physician assistants 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
Michael J. Ahern's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Michael Ahern's median patient age at 57, with 23% women.
Michael Ahern's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women23%
- Men77%
Source: Dmand AI Patient Panel Data
Michael J. Ahern wrote 2,760 Medicare Part D claims in 2024
In 2024, Michael Ahern wrote 2,760 Medicare Part D claims for 333 patients. 86% of them were for generic drugs.
Michael Ahern's Part D claims by kind of drug, 2024
- Generic2,383 claims86%
- Brand-name356 claims13%
- Other21 claims1%
Drug classes CMS tracks in Michael Ahern's Part D claims, 2024
- Opioids3%80 of 2,760 claims
- Antibiotics3%87 of 2,760 claims
- Antipsychotics, patients 65 and over0%11 of 2,760 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Michael J. Ahern takes part in Medicare
Michael Ahern 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
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Michael J. Ahern received $124 in industry payments in 2025
CMS Open Payments shows 7 general payments to Michael Ahern from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $51.
Companies that paid Michael Ahern the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Michael J. Ahern'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Michael J. Ahern
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael J. Ahern's NPI number?
Michael J. Ahern's NPI number is 1689626418. It was assigned on May 17, 2006, and it is active in the NPI Registry.
What does Michael J. Ahern specialize in?
Michael J. Ahern is a physician assistant in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Michael J. Ahern practice?
Michael Ahern practices at 100 Michigan St NE, Grand Rapids, MI 49503. Michael Ahern's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Michael Ahern to 2 group practices and clinics and 1 medical group.
What is Michael J. Ahern's office phone number?
The practice phone on file for Michael Ahern is (616) 391-1774.
What is Michael J. Ahern's medical license number?
Michael Ahern holds Michigan license 5601002931.
Which hospitals is Michael J. Ahern affiliated with?
Michael Ahern practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan. Michael Ahern is also affiliated with Corewell Health Greenville Hospital.
What medical group is Michael J. Ahern part of?
Michael Ahern is linked to A+ Family Medicine. Dmand AI links Michael Ahern to 1 more medical group.
Does Michael J. Ahern accept Medicare?
Yes. CMS lists Michael Ahern as accepting Medicare assignment.
Has Michael J. Ahern received payments from drug or device companies?
CMS Open Payments shows $124 in general payments to Michael Ahern from 5 companies from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Michael J. Ahern been practicing?
Michael Ahern graduated from medical school in 1998, 28 years ago.
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