North Iowa Mercy Clinics
North Iowa Mercy Clinics holds 50 active organization NPIs in the federal registry, with practice locations in 15 cities in 2 states. Each location can bill under its own NPI.
Which NPI is yours?
Search the organization with your city to find the NPI for the location you visit or bill.
Find a location's NPIMason City, IA has the most NPIs, 34
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
Most NPIs were issued in 2006 and 2008
Source: CMS NPPES, enumeration dates.
30 NPIs were issued in 2006 alone, more than in any other year; none in 7 of the years between.
Mason City, IA locations
The city with the most North Iowa Mercy Clinics NPIs. The full list of all 50 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1609806371 | 1000 4TH ST SW, Mason City, IA | Internal Medicine Physician | Jul 5, 2006 |
| 1770503146 | 1000 4TH ST SW SUITE NET, Mason City, IA | Diagnostic Radiology Physician | Jul 20, 2006 |
| 1932120391 | 1010 4TH ST SW SUITE GCSP, Mason City, IA | Physician Assistant | Jul 21, 2006 |
| 1730193020 | 1000 4TH ST SW, Mason City, IA | Family Medicine Physician | Jul 29, 2006 |
| 1942218441 | 1000 4TH ST SW STE HOS, Mason City, IA | Hospitalist Physician | Aug 3, 2006 |
| 1730197492 | 1000 4TH ST SW, Mason City, IA | Cognitive & Behavioral Psychologist | Aug 4, 2006 |
| 1912916941 | 1000 4TH ST SW, Mason City, IA | Pediatrics Physician | Aug 7, 2006 |
| 1568471597 | 1000 4TH ST SW, Mason City, IA | Emergency Medicine Physician | Aug 7, 2006 |
All 50 locations, by state and city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1447413703 | 1624 S GRAND AVE, Charles City, IA | Family Medicine Physician | Jul 8, 2008 |
| 1376709873 | 1413 S GRAND AVE, Charles City, IA | Nurse Practitioner | Aug 4, 2008 |
| 1114184355 | 215 13TH AVE SW, Clarion, IA | Internal Medicine Physician | May 16, 2008 |
| 1093720708 | 401 S 15TH ST, Clear Lake, IA | Pediatric Adolescent Medicine Physician | Jul 30, 2006 |
| 1790895654 | 1410 6TH AVE S, Clear Lake, IA | Family Medicine Physician | Aug 30, 2006 |
| 1730259987 | 235 8TH AVE W, Cresco, IA | Interventional Cardiology Physician | Nov 8, 2006 |
| 1003073248 | 3201 1ST ST, Emmetsburg, IA | Internal Medicine Physician | May 16, 2008 |
| 1811003015 | 635 E US HIGHWAY 9, Forest City, IA | Family Medicine Physician | Aug 21, 2006 |
| 1265687271 | 125 S 3RD ST, Fort Dodge, IA | Surgery Physician | Nov 19, 2008 |
| 1497763841 | 104 E TRAER ST, Greene, IA | Family Medicine Physician | Aug 3, 2006 |
| 1558478420 | 505 S 1ST AVE E, Lake Mills, IA | Family Medicine Physician | Aug 24, 2006 |
| 1609806371 | 1000 4TH ST SW, Mason City, IA | Internal Medicine Physician | Jul 5, 2006 |
| 1770503146 | 1000 4TH ST SW SUITE NET, Mason City, IA | Diagnostic Radiology Physician | Jul 20, 2006 |
| 1932120391 | 1010 4TH ST SW SUITE GCSP, Mason City, IA | Physician Assistant | Jul 21, 2006 |
| 1730193020 | 1000 4TH ST SW, Mason City, IA | Family Medicine Physician | Jul 29, 2006 |
| 1942218441 | 1000 4TH ST SW STE HOS, Mason City, IA | Hospitalist Physician | Aug 3, 2006 |
| 1730197492 | 1000 4TH ST SW, Mason City, IA | Cognitive & Behavioral Psychologist | Aug 4, 2006 |
| 1912916941 | 1000 4TH ST SW, Mason City, IA | Pediatrics Physician | Aug 7, 2006 |
| 1568471597 | 1000 4TH ST SW, Mason City, IA | Emergency Medicine Physician | Aug 7, 2006 |
| 1942211982 | 1010 4TH ST SW SUITE 340, Mason City, IA | Family Medicine Physician | Aug 11, 2006 |
| 1306857347 | 1010 4TH ST SW STE 220, Mason City, IA | Obstetrics & Gynecology Physician | Aug 11, 2006 |
| 1922114792 | 1010 4TH ST SW STE 120, Mason City, IA | Family Medicine Physician | Aug 22, 2006 |
| 1972610376 | 1000 4TH ST SW, Mason City, IA | Medical Oncology Physician | Aug 23, 2006 |
| 1922118918 | 621 S ILLINOIS AVE SUITE 100, Mason City, IA | Family Medicine Physician | Aug 30, 2006 |
| 1043321102 | 1000 4TH ST SW, Mason City, IA | Nurse Practitioner | Aug 31, 2006 |
| 1881797124 | 910 N EISENHOWER AVE, Mason City, IA | Physical Medicine & Rehabilitation Physician | Sep 5, 2006 |
| 1346343712 | 1010 4TH ST SW SUITE CSEL, Mason City, IA | Clinical Psychologist | Sep 7, 2006 |
| 1619071834 | 1010 4TH ST SW SUITE 330, Mason City, IA | Dermatology Physician | Sep 8, 2006 |
| 1720182439 | 1631 4TH ST SW STE 114B, Mason City, IA | Family Medicine Physician | Sep 12, 2006 |
| 1982708566 | 910 N EISENHOWER AVE, Mason City, IA | Pediatric Adolescent Medicine Physician | Sep 12, 2006 |
| 1093810426 | 1000 4TH ST SW, Mason City, IA | Nurse Practitioner | Sep 13, 2006 |
| 1962674598 | 1421 4TH ST SW, Mason City, IA | Dermatology Physician | Mar 24, 2008 |
| 1306018122 | 250 S CRESCENT DR SUITE CV, Mason City, IA | Cardiovascular Disease Physician | Apr 1, 2008 |
| 1922274653 | 910 N EISENHOWER AVE STE MDC, Mason City, IA | Endocrinology, Diabetes & Metabolism Physician | May 2, 2008 |
| 1003082736 | 910 N EISENHOWER AVE, Mason City, IA | Nephrology Physician | May 2, 2008 |
| 1336398825 | 910 N EISENHOWER AVE, Mason City, IA | Surgery Physician | Sep 9, 2008 |
| 1427333194 | 621 S ILLINOIS AVE SUITE 100, Mason City, IA | Nurse Practitioner | Oct 13, 2011 |
| 1184992380 | 1010 4TH ST SW SUITE 32, Mason City, IA | Family Nurse Practitioner | Dec 2, 2011 |
| 1801147269 | 250 S CRESCENT DR STE 200, Mason City, IA | Cardiovascular Disease Physician | Sep 26, 2012 |
| 1912328725 | 621 S ILLINOIS AVE SUITE 100, Mason City, IA | Family Medicine Physician | Dec 20, 2013 |
| 1588070072 | 1631 4TH ST SW SUITE 114, Mason City, IA | Family Medicine Physician | Jul 7, 2014 |
| 1457701989 | 1000 4TH ST SW, Mason City, IA | Cardiovascular Disease Physician | Jun 15, 2016 |
| 1336665744 | 1010 4TH ST SW STE 105, Mason City, IA | Neurological Surgery Physician | Aug 17, 2017 |
| 1780278242 | 1000 4TH ST SW, Mason City, IA | Anesthesiology Physician | Feb 25, 2021 |
| 1982300349 | 910 N EISENHOWER AVE, Mason City, IA | Sports Medicine (Family Medicine) Physician | Feb 6, 2023 |
| 1932217825 | 803 9TH AVE N, Northwood, IA | Family Medicine Physician | Aug 29, 2006 |
| 1609881457 | 702 E MAIN AVE, Rockford, IA | Family Medicine Physician | Jul 30, 2006 |
| 1215948252 | 705 ELM ST E, Rockwell, IA | Family Medicine Physician | Aug 11, 2006 |
| 1972513026 | 203 S 2ND ST, Sheffield, IA | Family Medicine Physician | Aug 9, 2006 |
| 1245862697 | 2440 BRIDGE AVE, Albert Lea, MN | Family Medicine Physician | Feb 4, 2020 |
Checking an organization
- Match the NPI to the exact location you will visit or bill; each location can have its own.
- Confirm the business entity with the secretary of state.
- Check the HHS-OIG exclusion list for the organization and its owners.
- Verify each clinician you will see on their own record and with the state license search.
Common questions
Why does North Iowa Mercy Clinics have 50 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. North Iowa Mercy Clinics's NPIs list practice locations in 15 cities.
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.