Dr. Patrick T. Dunlay, DO
- Medicare services, 2024
- 1,664
- Medicare patients, 2024
- 677
- Part D claims, 2024
- 3,306
- MIPS score, 2024
- 82
- Hospital affiliations
- 1
- Practice address
- 1631 4th St SW, Mason City, IA 50401
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercyone North Iowa - Women’S Health Care and Internal Medicine - HOPD
Acute Care Hospital outpatient department · Mason City, Iowa
Find Dr. Dunlay's professional email, personal email and mobile number
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Dr. Patrick T. Dunlay is an internist in Mason City, Iowa
Dr. Dunlay practices at Mercyone North Iowa - Women’S Health Care and Internal Medicine - HOPD in Mason City, Iowa.
Dr. Dunlay's NPI, 1811004294, was assigned on August 23, 2006. Dr. Dunlay holds Iowa license 02413.
- NPI
- 1811004294NPI Registry (opens in a new tab)
- NPI enumeration date
- August 23, 2006
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Patrick T. Dunlay practices at Mercyone North Iowa - Women’S Health Care and Internal Medicine - HOPD in Mason City, Iowa
Dr. Dunlay's primary practice is Mercyone North Iowa - Women’S Health Care and Internal Medicine - HOPD, at 1631 4th St SW, Mason City, IA 50401.
- Mercyone North Iowa - Women’S Health Care and Internal Medicine - HOPD1631 4th St SW, Mason City, IA 50401
Source: Dmand AI Affiliation Data
Dr. Patrick T. Dunlay is affiliated with 2 sites of care and 1 medical group
Dr. Dunlay's primary practice is Mercyone North Iowa - Women’S Health Care and Internal Medicine - HOPD in Mason City, Iowa. Dr. Dunlay is also affiliated with MercyOne North Iowa Medical Center. The medical group on file is MercyOne North Iowa Anesthesia Professional Services. Dr. Dunlay's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Patrick T. Dunlay's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dunlay practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercyone North Iowa - Women’S Health Care and Internal Medicine - HOPD | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Patrick T. Dunlay is one of 726 internists in Iowa
Internal medicine is Dr. Dunlay's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Dunlay is licensed in Iowa.
Specialties and state licenses
- Internal medicine, IowaPrimary
Internists near Dr. Dunlay
Counts of internists 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. Patrick T. Dunlay billed Medicare for 1,664 services in 2024
CMS data shows 1,664 Medicare services from Dr. Dunlay across 5 procedure codes in 2024, for 677 Medicare patients. Medicare paid $63,905 for them.
Dr. Dunlay's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0482024: 63440%
- Other services
- 2023: 2522024: 562123%
- Tests and treatments
- 2023: 1,0282024: 46854%
Where Dr. Dunlay's Medicare services took place, 2024
- In an office1,19672%
- In a facility46828%
Dr. Dunlay compared with the Iowa median for internists, 2024
- Dr. Dunlay
- Iowa median
- Medicare services
- 1,664vs 5742.9 times
- Medicare patients
- 677vs 2602.6 times
- Part D claims
- 2,943vs 16717.6 times
Medians across 689 internists in Iowa with Dmand AI profiles that report each measure.
Dr. Dunlay'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. Patrick T. Dunlay treated 677 Medicare patients in 2024, average age 77
CMS counts 677 Medicare patients who saw Dr. Dunlay in 2024. The largest group is 65 to 74, with 243 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.57, 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. Dunlay's median patient age at 73, with 41% women.
Dr. Dunlay's Medicare patients by age, 2024
Dr. Dunlay's Medicare patients by sex, 2024
- Women34451%
- Men33349%
Chronic conditions among Dr. Dunlay's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Chronic kidney disease40%
- Ischemic heart disease39%
- Diabetes38%
- Heart failure36%
- Mood disorders34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dunlay's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women41%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Patrick T. Dunlay wrote 3,306 Medicare Part D claims in 2024
In 2024, Dr. Dunlay wrote 3,306 Medicare Part D claims for 328 patients. 91% of them were for generic drugs. CMS names the drug for 2,943 of them, across 54 drugs with 11 or more claims each, at $109,542 in total drug cost. In 2023, CMS named 4,126 claims across 74 drugs.
Dr. Dunlay's Part D claims by kind of drug, 2024
- Generic3,020 claims91%
- Brand-name and other286 claims9%
Dr. Dunlay'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. Dunlay's Part D claims, 2024
- Opioids1%20 of 3,306 claims
- Antibiotics2%59 of 3,306 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: 4,1262024: 2,94329%
Drugs named by CMS: 54 in 2024, 74 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. Patrick T. Dunlay scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Dr. Dunlay for performance year 2024, reported as part of a group.
Dr. Dunlay's MIPS scores, performance year 2024
- 82of 100Final score
- 73.9of 100Quality
- 93of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Sources for Dr. Patrick T. Dunlay'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 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 | Clinician Public Reporting: Overall MIPS Performance (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 Dr. Patrick T. Dunlay
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. Patrick T. Dunlay's NPI number?
Dr. Patrick T. Dunlay's NPI number is 1811004294. It was assigned on August 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Patrick T. Dunlay?
Dr. Patrick T. Dunlay is an internist in Mason City, Iowa. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Patrick T. Dunlay practice?
Dr. Dunlay practices at 1631 4th St SW, Mason City, IA 50401. Dr. Dunlay's primary practice is Mercyone North Iowa - Women’S Health Care and Internal Medicine - HOPD in Mason City, Iowa.
What is Dr. Patrick T. Dunlay's medical license number?
Dr. Dunlay holds Iowa license 02413.
Which hospitals is Dr. Patrick T. Dunlay affiliated with?
Dr. Dunlay is affiliated with MercyOne North Iowa Medical Center.
What medical group is Dr. Patrick T. Dunlay part of?
Dr. Dunlay is linked to MercyOne North Iowa Anesthesia Professional Services.
Does Dr. Patrick T. Dunlay accept Medicare?
Yes. CMS data shows Dr. Dunlay billed Medicare for 1,664 services in 2024.
What is Dr. Patrick T. Dunlay's MIPS score?
Dr. Dunlay's MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.
How many Medicare patients does Dr. Patrick T. Dunlay see?
CMS counts 677 Medicare patients who saw Dr. Dunlay in 2024, with an average age of 77.
What services does Dr. Patrick T. Dunlay bill to Medicare?
In 2024, Dr. Dunlay's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93010) and medicare service (G2211).
What drugs does Dr. Patrick T. Dunlay prescribe most?
In 2024 Medicare Part D data, Dr. Dunlay's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
How long has Dr. Patrick T. Dunlay been practicing?
Dr. Dunlay graduated from medical school in 1986, 40 years ago.
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