Doctor profile · Federal record
Dr. Patrick Dunlay, DO
Internal Medicine Physician · Mason City, IA
- NPI 1811004294
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1000 4Th St Sw, Suite Im
Mason City, IA 504012800
(641) 422-6999
fax (641) 422-6678 - Mailing address
-
621 S Illinois Ave, Suite 103
Mason City, IA 504015489
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- April 1, 2025
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Iowa #02413
- Medicaid
- IA #1001198
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1811004294. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,328
Distinct HCPCS
6
Medicare allowed
$132,687
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 1,001 | 831 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 982 | 333 | $91 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 252 | 252 | $120 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 50 | 43 | $62 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 27 | 24 | $8 | |
99495 |
Transitional care management services for problem of at least moderate complexity | 16 | 16 | $131 |
In context: peer comparison
Among 7 peers in Mason City Internal Medicine Physician, average services per provider: 221. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,521
Patients
646
Total drug cost
$33,365
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 346 | 102 | $4,645 |
| Amlodipine Besylate | Generic | 292 | 73 | $2,918 |
| Levothyroxine Sodium | Generic | 284 | 64 | $4,218 |
| Lisinopril | Generic | 270 | 69 | $2,898 |
| Simvastatin | Generic | 202 | 56 | $2,043 |
| Losartan Potassium | Generic | 200 | 53 | $3,569 |
| Warfarin Sodium | Generic | 129 | 27 | $2,187 |
| Omeprazole | Generic | 121 | 31 | $1,639 |
| Famotidine | Generic | 113 | 28 | $1,027 |
| Hydrochlorothiazide | Generic | 113 | 31 | $674 |
Frequently asked questions
What is Dr. Patrick Dunlay's medical specialty?
Dr. Patrick Dunlay practices Internal Medicine Physician in Mason City, IA.
Where does Dr. Patrick Dunlay practice?
Dr. Patrick Dunlay practices at 1000 4Th St Sw, Mason City, IA 504012800. Office phone: 6414226999.
What is Dr. Patrick Dunlay's NPI?
Dr. Patrick Dunlay's National Provider Identifier (NPI) is 1811004294, issued by NPPES.
What procedures does Dr. Patrick Dunlay commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.