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MONTGOMERY COUNTY MEMORIAL HOSPITAL
NPI 1265405310
Internal Medicine in Red Oak, IA

Active since February 09, 2006
2301 EASTERN AVE, RED OAK, IA 51566(712) 623-7000(712) 623-7224 Get Directions Write a Review

NPPES record last updated: April 15, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 15, 2026, Dec 6, 2022 (2 updates tracked since 2022).

About Montgomery County Memorial Hospital NPPES

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

MONTGOMERY COUNTY MEMORIAL HOSPITAL (NPI 1265405310) is a healthcare organization registered as an internal medicine in Red Oak, Iowa and active in the NPI registry since February 2006. The organization lists Michael C Oneal, Administrator/ceo, as its authorized official.

NPPES Registry Identity

NPI1265405310
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameMONTGOMERY COUNTY MEMORIAL HOSPITAL
Location Address2301 EASTERN AVERed Oak, IA 51566-1305
Mailing AddressPo Box 498Red Oak, IA 51566-0498 · (712) 623-7000 · Fax (712) 623-7224
Phone(712) 623-7000
Fax(712) 623-7224
Organization SubpartYes
Authorized OfficialMichael C OnealAdministrator/ceo · (712) 623-7142
Enumeration DateFebruary 9, 2006
Last NPPES UpdateApril 15, 20262 updates tracked since enumeration
NPPES CertifiedApril 15, 2026
✔ NPI 1265405310 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 8

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedDietitian, RegisteredTaxonomy 133V00000X
Also ListedEmergency MedicineTaxonomy 207P00000X
Also ListedObstetrics & GynecologyTaxonomy 207V00000X
Also ListedSurgeryTaxonomy 208600000X
Also ListedPhysician AssistantTaxonomy 363A00000X
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X
Also ListedNurse Anesthetist, Certified RegisteredTaxonomy 367500000X
2301 EASTERN AVE, Red Oak, IA 51566
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Other Identifiers 1

Medicaid0092577IA

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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)

Montgomery County Memorial Hospital is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

84

Medicare enrollment records show 84 clinicians reassign Medicare billing to Montgomery County Memorial Hospital, which bills Medicare for the services they deliver. Of these, 6 practice at this address and 17 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 17

Nurse Practitioner28
Pulmonary Disease15
Family Practice10
Orthopedic Surgery7
Certified Registered Nurse Anesthetist (CRNA)4
Emergency Medicine4
Anesthesiology2
General Surgery2
9 other specialties12

Nearest to this location (20)

See all 84
Eva-Anne Kentner, ARNP
Nurse Practitioner
NPI 1386425056
2301 EASTERN AVE
Red Oak, IA 51566
(712) 623-7000
✔ PECOS✔ Accepts MedicareSame address
Angela Kerchner, M.D.
Family Practice
NPI 1821319955
2301 EASTERN AVE
Red Oak, IA 51566
(712) 623-7000
✔ PECOS✔ Accepts MedicareSame address
Christopher Lindgren, M.D.
Emergency Medicine
NPI 1720222805
2301 EASTERN AVE
Red Oak, IA 51566
(712) 623-7000
✔ PECOS✔ Accepts MedicareSame address
Emily Maass, APRN
Nurse Practitioner
NPI 1659925600
2301 EASTERN AVE
Red Oak, IA 51566
(712) 623-7280
✔ PECOS✔ Accepts MedicareSame address
Lauren Riley, NP
Nurse Practitioner
NPI 1851974802
2301 EASTERN AVE
Red Oak, IA 51566
(712) 623-7000
✔ PECOS✔ Accepts MedicareSame address
Terra Vandermeulen, APRN
Nurse Practitioner
NPI 1811876212
2301 EASTERN AVE
Red Oak, IA 51566
(712) 623-7000
✔ PECOS✔ Accepts MedicareSame address
William Butz, M.D.
Family Practice
NPI 1649384868
1400 SENATE AVE STE 108
Red Oak, IA 51566
(712) 623-7250
✔ PECOS✔ Accepts Medicare0.1 mi
Brian Couse, MD
Family Practice
NPI 1013904812
1400 SENATE AVE STE 108
Red Oak, IA 51566
(712) 623-7250
✔ PECOS✔ Accepts Medicare0.1 mi
Daniela Donoso Pena, MD
Internal Medicine
NPI 1265744916
1400 SENATE AVE STE 108
Red Oak, IA 51566
(712) 623-7280
✔ PECOS✔ Accepts Medicare0.1 mi
Eduard Grass Garcia, MD
General Surgery
NPI 1679729479
1400 SENATE AVE SUITE 103
Red Oak, IA 51566
(712) 623-7240
✔ PECOS✔ Accepts Medicare0.1 mi
Warren Hayes, M.D.
Family Practice
NPI 1932215274
1400 SENATE AVE SUITE 105
Red Oak, IA 51566
(712) 623-7250
✔ PECOS✔ Accepts Medicare0.1 mi
Kelsey Johnson, ARNP
Nurse Practitioner
NPI 1992591002
1400 SENATE AVE STE 108
Red Oak, IA 51566
(712) 623-7000
✔ PECOS✔ Accepts Medicare0.1 mi
Lizabeth Johnson, APRN
Nurse Practitioner
NPI 1720752991
1400 SENATE AVE STE 108
Red Oak, IA 51566
(712) 623-7250
✔ PECOS✔ Accepts Medicare0.1 mi
Joan Smith, ARNP
Nurse Practitioner
NPI 1407844129
1400 SENATE AVE SUITE 108
Red Oak, IA 51566
(712) 623-7280
✔ PECOS✔ Accepts Medicare0.1 mi
Stacy Watts
Nurse Practitioner
NPI 1154076040
1400 SENATE AVE STE 108
Red Oak, IA 51566
(712) 623-7280
✔ PECOS✔ Accepts Medicare0.1 mi
Abby Johnson, FNP-C
Nurse Practitioner
NPI 1396500575
1501 E SUMMIT ST
Red Oak, IA 51566
(712) 621-5492
✔ PECOS✔ Accepts Medicare0.7 mi
Kimberly Truka, DDS
Dentist
NPI 1386785350
415 E COOLBAUGH ST
Red Oak, IA 51566
(712) 623-3383
✔ PECOS1.4 mi
Brianna Schaffer, ARNP
Nurse Practitioner
NPI 1700356334
205 N U AVE
Villisca, IA 50864
(712) 826-4422
✔ PECOS✔ Accepts Medicare14 mi
Thomas Baer, M.D.
Family Practice
NPI 1336252097
307 MAIN ST
Malvern, IA 51551
(712) 624-6010
✔ PECOS✔ Accepts Medicare19 mi
Jason Lihs, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1669566758
220 ESSIE DAVISON DR
Clarinda, IA 51632
(712) 542-2176
✔ PECOS✔ Accepts Medicare23 mi
See all 84 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 Montgomery County Memorial Hospital's NPI number?

The NPI number for Montgomery County Memorial Hospital is 1265405310. It was assigned to this organization in the NPPES registry on February 9, 2006.

Where is Montgomery County Memorial Hospital located?

Montgomery County Memorial Hospital is located at 2301 Eastern Ave, Red Oak, IA 51566. The listed phone number is (712) 623-7000.

What is Montgomery County Memorial Hospital's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Montgomery County Memorial Hospital enrolled in Medicare?

Yes. Montgomery County Memorial Hospital is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Montgomery County Memorial Hospital?

According to the CMS Revalidation Reassignment List (October 2026 release), 84 clinicians in 17 Medicare specialties reassign their Medicare billing to Montgomery County Memorial Hospital. 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 (28), Pulmonary Disease (15) and Family Practice (10). Of these, 6 practice at this address and 17 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 Montgomery County Memorial Hospital was last updated on April 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.