MERCYONE NORTH IOWA NEUROSURGERY CARE
NPI 1336665744
Neurological Surgery in Mason City, IA

Active since August 17, 2017
1010 4TH ST SW STE 105, MASON CITY, IA 50401(641) 428-7847(641) 428-7999 Get Directions Write a Review

NPPES record last updated: October 18, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 30, 2020, Feb 18, 2020, Aug 17, 2017 (3 updates tracked since 2017).

About Mercyone North Iowa Neurosurgery Care NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MERCYONE NORTH IOWA NEUROSURGERY CARE (NPI 1336665744) is a healthcare organization registered as a neurological surgery in Mason City, Iowa and active in the NPI registry since August 2017. The organization lists Mark C Trammel, Vp Treasurer, as its authorized official.

NPPES Registry Identity

NPI1336665744
Entity TypeOrganization
Primary Taxonomy207T00000X
Legal Business NameNORTH IOWA MERCY CLINICS
Location Address1010 4TH ST SW STE 105Mason City, IA 50401-2856
Mailing Address1000 4th St SwMason City, IA 50401-2800
Fax(641) 428-7999
Organization SubpartNo
Authorized OfficialMark C TrammelVp Treasurer · (641) 428-7984
Enumeration DateAugust 17, 2017
Last NPPES UpdateOctober 18, 20243 updates tracked since enumeration
NPPES CertifiedOctober 18, 2024
✔ NPI 1336665744 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
1010 4TH ST SW STE 105, Mason City, IA 50401

Other Names 1

Doing Business AsMercyone North Iowa Neurosurgery Care

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mercyone North Iowa Neurosurgery Care is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

419

Medicare enrollment records show 419 clinicians reassign Medicare billing to Mercyone North Iowa Neurosurgery Care, which bills Medicare for the services they deliver. Of these, 27 practice at this address and 206 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 49

Nurse Practitioner73
Certified Registered Nurse Anesthetist (CRNA)55
Family Practice44
Internal Medicine26
Cardiovascular Disease (Cardiology)23
Emergency Medicine20
Anesthesiology17
Obstetrics/Gynecology17
41 other specialties144

Nearest to this location (20)

See all 419
Internal Medicine
NPI 1285323535
1010 4TH ST SW STE 305
Mason City, IA 50401
(641) 428-5700
✔ PECOS✔ Accepts MedicareSame address
Registered Dietitian or Nutrition Professional
NPI 1306407176
1010 4TH ST SW STE 120
Mason City, IA 50401
(641) 428-6020
✔ Accepts MedicareSame address
Obstetrics/Gynecology
NPI 1356870034
1010 4TH ST SW STE 220
Mason City, IA 50401
(641) 428-5100
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1447275540
1010 4TH ST SW SUITE 32
Mason City, IA 50401
(641) 422-5100
✔ PECOS✔ Accepts MedicareSame address
Neurosurgery
NPI 1710099809
1010 4TH ST SW SUITE 105
Mason City, IA 50401
(641) 428-7847
✔ PECOSSame address
Family Practice
NPI 1770699423
1010 4TH ST SW
Mason City, IA 50401
(641) 422-6020
✔ PECOS✔ Accepts MedicareSame address
Neurosurgery
NPI 1982813622
1010 4TH ST SW SUITE 105
Mason City, IA 50401
(641) 428-7847
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1780795393
1010 4TH ST SW
Mason City, IA 50401
(641) 428-6020
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1073951570
1010 4TH ST SW STE 240
Mason City, IA 50401
(641) 428-7766
✔ PECOS✔ Accepts MedicareSame address
Obstetrics/Gynecology
NPI 1255362265
1010 4TH ST SW SUITE 32
Mason City, IA 50401
(641) 428-5100
✔ PECOS✔ Accepts MedicareSame address
Obstetrics/Gynecology
NPI 1518992932
1010 4TH ST SW SUITE 32
Mason City, IA 50401
(641) 428-5100
✔ PECOSSame address
Internal Medicine
NPI 1548408867
1010 4TH ST SW STE 305
Mason City, IA 50401
(641) 428-5700
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1295115798
1010 4TH ST SW SUITE 340
Mason City, IA 50401
(641) 428-7766
✔ PECOSSame address
Family Practice
NPI 1316390974
1010 4TH ST SW SUITE 340
Mason City, IA 50401
(641) 428-7766
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1063523090
1010 4TH ST SW SUITE 340
Mason City, IA 50401
(641) 428-7766
✔ PECOS✔ Accepts MedicareSame address
Clinical Psychologist
NPI 1891940730
1010 4TH ST SW SUITE 340
Mason City, IA 50401
(641) 428-7766
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1548943509
1010 4TH ST SW SUITE 305
Mason City, IA 50401
(641) 428-5700
✔ PECOSSame address
Internal Medicine
NPI 1548377997
1010 4TH ST SW STE 305
Mason City, IA 50401
(641) 428-5700
✔ PECOS✔ Accepts MedicareSame address
Obstetrics/Gynecology
NPI 1174548259
1010 4TH ST SW SUITE 32
Mason City, IA 50401
(641) 422-2100
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1073202412
1010 4TH ST SW STE 305
Mason City, IA 50401
(641) 428-5700
✔ PECOS✔ Accepts MedicareSame address
See all 419 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is North Iowa Mercy Clinics's NPI number?

The NPI number for North Iowa Mercy Clinics is 1336665744. It was assigned to this organization in the NPPES registry on August 17, 2017. The provider is doing business as Mercyone North Iowa Neurosurgery Care.

Where is North Iowa Mercy Clinics located?

North Iowa Mercy Clinics is located at 1010 4th St SW Ste 105, Mason City, IA 50401. The listed phone number is (641) 428-7847.

What is North Iowa Mercy Clinics's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is North Iowa Mercy Clinics enrolled in Medicare?

Yes. North Iowa Mercy Clinics is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through North Iowa Mercy Clinics?

According to the CMS Revalidation Reassignment List (October 2026 release), 419 clinicians in 49 Medicare specialties reassign their Medicare billing to North Iowa Mercy Clinics. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (73), Certified Registered Nurse Anesthetist (CRNA) (55) and Family Practice (44). Of these, 27 practice at this address and 206 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for North Iowa Mercy Clinics was last updated on October 18, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.