Dr. Michael J. Keenan, MD
- Medicare services, 2024
- 1,150
- Medicare patients, 2024
- 231
- Part D claims, 2024
- 1,245
- MIPS score, 2024
- 86
- Hospital affiliations
- 2
- Practice address
- 3124 N Wellness Dr, Holland, MI 49424
- Practice phone
- Call (616) 994-2770
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Michigan Ear, Nose, Throat, and Allergy Specialists
Holland, Michigan
Find Dr. Keenan'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 J. Keenan is an otolaryngologist in Holland, Michigan
Dr. Keenan practices at Michigan Ear, Nose, Throat, and Allergy Specialists in Holland, Michigan.
Dr. Keenan's NPI, 1558332197, was assigned on January 31, 2006. Dr. Keenan graduated from Saint Louis University School of Medicine in 1991. Dr. Keenan holds Indiana license 01046708.
- NPI
- 1558332197NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5890756076
- NPI enumeration date
- January 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 994-2770
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael J. Keenan practices at Michigan Ear, Nose, Throat, and Allergy Specialists in Holland, Michigan
Dr. Keenan's primary practice is Michigan Ear, Nose, Throat, and Allergy Specialists, at 3124 N Wellness Dr, Holland, MI 49424 in Ottawa County. The practice phone is (616) 994-2770.
- Michigan Ear, Nose, Throat, and Allergy Specialists3124 N Wellness Dr, Holland, MI 49424 · Ottawa CountyPhone(616) 994-2770
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael J. Keenan is affiliated with 6 sites of care and 3 medical groups
Dr. Keenan's primary practice is Michigan Ear, Nose, Throat, and Allergy Specialists in Holland, Michigan. Dr. Keenan is also affiliated with Corewell Health Grand Rapids Hospitals - Butterworth. The medical group on file is Michigan ENT & Allergy Specialists. Dmand AI also links Dr. Keenan to 1 more hospital, 3 group practices and clinics and 2 medical groups, 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 J. Keenan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Keenan practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Michigan Ear, Nose, Throat, and Allergy Specialists | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael J. Keenan is one of 260 otolaryngologists in Michigan
Otolaryngology is Dr. Keenan's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Keenan is licensed in Indiana.
Specialties and state licenses
- Otolaryngology, IndianaPrimary
Otolaryngologists near Dr. Keenan
Counts of otolaryngologists 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 J. Keenan billed Medicare for 1,150 services in 2024
CMS data shows 1,150 Medicare services from Dr. Keenan across 10 procedure codes in 2024, for 231 Medicare patients. Medicare paid $33,621 for them. Every service was in an office.
Dr. Keenan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 02024: 771
- Office and hospital visits
- 2023: 1,0842024: 25676%
- Surgery
- 2023: 1972024: 10845%
- Imaging
- 2023: 02024: 15
Dr. Keenan compared with the Michigan median for otolaryngologists, 2024
- Dr. Keenan
- Michigan median
- Medicare services
- 1,150vs 3573.2 times
- Medicare patients
- 231vs 18426% above
- Part D claims
- 1,140vs 1736.6 times
Medians across 243 otolaryngologists in Michigan with Dmand AI profiles that report each measure.
Dr. Keenan'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. Keenan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Keenan and other otolaryngologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael J. Keenan treated 231 Medicare patients in 2024, average age 72
CMS counts 231 Medicare patients who saw Dr. Keenan in 2024. The largest group is 65 to 74, with 105 patients. 67% of them have high cholesterol, and 66% have high blood pressure. 14% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Keenan's median patient age at 48, with 57% women.
Dr. Keenan's Medicare patients by age, 2024
Dr. Keenan's Medicare patients by sex, 2024
- Women14362%
- Men8838%
Chronic conditions among Dr. Keenan's Medicare patients, 2024
- High cholesterol67%
- High blood pressure66%
- Arthritis47%
- Mood disorders29%
- Anxiety25%
- Depression24%
- Chronic kidney disease20%
- Diabetes20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Keenan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael J. Keenan wrote 1,245 Medicare Part D claims in 2024
In 2024, Dr. Keenan wrote 1,245 Medicare Part D claims for 382 patients. 96% of them were for generic drugs. CMS names the drug for 1,140 of them, across 19 drugs with 11 or more claims each, at $18,576 in total drug cost. In 2023, CMS named 1,629 claims across 21 drugs.
Dr. Keenan's Part D claims by kind of drug, 2024
- Generic1,193 claims96%
- Brand-name52 claims4%
Dr. Keenan'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. Keenan's Part D claims, 2024
- Opioids1%12 of 1,245 claims
- Antibiotics8%94 of 1,245 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: 1,6292024: 1,14030%
Drugs named by CMS: 19 in 2024, 21 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. Michael J. Keenan scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Keenan for performance year 2024, reported as part of a group. Dr. Keenan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Keenan's MIPS scores, performance year 2024
- 86of 100Final score
- 81.2of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 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. Michael J. Keenan received $186 in industry payments from 2016 to 2024
CMS Open Payments shows 6 general payments to Dr. Keenan from 3 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $79.
General payments to Dr. Keenan by program year, 2016 to 2024
Companies that paid Dr. Keenan the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael J. Keenan graduated from Saint Louis University School of Medicine
Dr. Keenan graduated from Saint Louis University School of Medicine in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael J. Keenan'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)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. Michael J. Keenan
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 J. Keenan's NPI number?
Dr. Michael J. Keenan's NPI number is 1558332197. It was assigned on January 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael J. Keenan?
Dr. Michael J. Keenan is an otolaryngologist in Holland, Michigan. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Michael J. Keenan practice?
Dr. Keenan practices at 3124 N Wellness Dr, Holland, MI 49424. Dr. Keenan's primary practice is Michigan Ear, Nose, Throat, and Allergy Specialists in Holland, Michigan. Dmand AI also links Dr. Keenan to 1 hospital, 3 group practices and clinics and 2 medical groups.
What is Dr. Michael J. Keenan's office phone number?
The practice phone on file for Dr. Keenan is (616) 994-2770.
What is Dr. Michael J. Keenan's medical license number?
Dr. Keenan holds Indiana license 01046708.
Which hospitals is Dr. Michael J. Keenan affiliated with?
Dr. Keenan is affiliated with Corewell Health Grand Rapids Hospitals - Butterworth. Dmand AI links Dr. Keenan to 1 more hospital.
What medical group is Dr. Michael J. Keenan part of?
Dr. Keenan is linked to Michigan ENT & Allergy Specialists. Dmand AI links Dr. Keenan to 2 more medical groups.
Does Dr. Michael J. Keenan accept Medicare?
Yes. CMS data shows Dr. Keenan billed Medicare for 1,150 services in 2024, and Dr. Keenan accepts Medicare assignment.
What is Dr. Michael J. Keenan's MIPS score?
Dr. Keenan's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Dr. Michael J. Keenan see?
CMS counts 231 Medicare patients who saw Dr. Keenan in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
What services does Dr. Michael J. Keenan bill to Medicare?
In 2024, Dr. Keenan's most billed Medicare services were allergy test or treatment (95165), allergy test or treatment (95024) and allergy test or treatment (95117).
Where did Dr. Michael J. Keenan go to medical school?
Dr. Keenan graduated from Saint Louis University School of Medicine in 1991.
What drugs does Dr. Michael J. Keenan prescribe most?
In 2024 Medicare Part D data, Dr. Keenan's most prescribed drugs by claims were Montelukast Sodium, Azelastine HCl and Fluticasone Propionate.
Has Dr. Michael J. Keenan received payments from drug or device companies?
CMS Open Payments shows $186 in general payments to Dr. Keenan from 3 companies from 2016 to 2024. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Dr. Michael J. Keenan been practicing?
Dr. Keenan graduated from medical school in 1991, 35 years ago.
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