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GREENE COUNTY MEDICAL CENTER
NPI 1629153176
Medicare Defined Swing Bed Unit in Jefferson, IA

Active since October 25, 2006
1000 W LINCOLN WAY, JEFFERSON, IA 50129(515) 386-2114(515) 386-3695 Get Directions Write a Review

NPPES record last updated: January 12, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 12, 2022, Apr 2, 2020, Jan 15, 2020 and 1 more (4 updates tracked since 2017).

About Greene County Medical Center NPPES

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

GREENE COUNTY MEDICAL CENTER (NPI 1629153176) is a healthcare organization registered as a medicare defined swing bed unit in Jefferson, Iowa and active in the NPI registry since October 2006. The organization lists Chad Herman Butterfield, Ceo, as its authorized official.

NPPES Registry Identity

NPI1629153176
Entity TypeOrganization
Primary Taxonomy275N00000X
Legal Business NameGREENE COUNTY MEDICAL CENTER
Location Address1000 W LINCOLN WAYJefferson, IA 50129-1645
Mailing Address1000 W Lincoln WayJefferson, IA 50129-1645 · (515) 386-2114 · Fax (515) 386-3695
Phone(515) 386-2114
Fax(515) 386-3695
Organization SubpartNo
Authorized OfficialChad Herman ButterfieldCeo · (515) 386-2114
Enumeration DateOctober 25, 2006
Last NPPES UpdateJanuary 12, 20224 updates tracked since enumeration
NPPES CertifiedJanuary 12, 2022
✔ NPI 1629153176 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMedicare Defined Swing Bed UnitHospital Units
Taxonomy Code275N00000X
License✔ Licensed in IA · 370024H
Definition
A unit of a hospital that has a Medicare provider agreement and has been granted approval from HCFA to provide post-hospital extended care services and be reimbursed as a swing-bed unit.
1000 W LINCOLN WAY, Jefferson, IA 50129
Open in Google Maps ↗

Other Identifiers 1

Medicaid0655563IA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Greene County Medical Center is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

28

Medicare enrollment records show 28 clinicians reassign Medicare billing to Greene County Medical Center, which bills Medicare for the services they deliver. Of these, 5 practice at this address and 9 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 12

Nurse Practitioner11
Family Practice3
Gastroenterology3
General Surgery2
Urology2
Clinical Social Worker1
Colorectal Surgery (Proctology)1
Endocrinology1
4 other specialties4

Nearest to this location (20)

See all 28
Mary Pedersen, FNP-C
Nurse Practitioner
NPI 1700554979
1000 W LINCOLN WAY
Jefferson, IA 50129
(515) 386-0500
✔ PECOS✔ Accepts MedicareSame address
Jeffrey Wahl, D.O.
Orthopedic Surgery
NPI 1174726962
1000 W LINCOLNWAY ST SUITE WCO
Jefferson, IA 50129
(515) 386-2240
✔ PECOS✔ Accepts MedicareSame address
Alec Antanaitis
Nurse Practitioner
NPI 1104715770
1000 W LINCOLN WAY
Jefferson, IA 50129
(515) 386-2114
✔ PECOS✔ Accepts MedicareSame address
Columba Chukwuka, M.D
Family Practice
NPI 1528756616
1000 W LINCOLN WAY
Jefferson, IA 50129
(515) 386-2114
✔ PECOS✔ Accepts MedicareSame address
Dawn Tingwald, ARNP
Nurse Practitioner
NPI 1083169270
1000 W LINCOLN WAY
Jefferson, IA 50129
(515) 386-0500
✔ PECOS✔ Accepts MedicareSame address
Maribel Castellanos, FNP-C
Nurse Practitioner
NPI 1861227860
106 W WASHINGTON ST STE 2
Jefferson, IA 50129
(515) 386-4192
✔ PECOS✔ Accepts Medicare0.6 mi
Laurie Connolly, M.D.
Family Practice
NPI 1407843220
1002 LINCOLN WAY
Jefferson, IA 50129
(515) 386-4192
✔ PECOS1.4 mi
Thomas Fagg, D.O.
Family Practice
NPI 1235127481
1002 LINCOLN WAY
Jefferson, IA 50129
(515) 386-4192
✔ PECOS✔ Accepts Medicare1.4 mi
Kayla Promes, CNP
Nurse Practitioner
NPI 1740981158
1002 W LINCOLN WAY
Jefferson, IA 50129
(515) 386-0500
✔ PECOS✔ Accepts Medicare9.3 mi
Heather Wilson, PMHNP
Nurse Practitioner
NPI 1831731298
305 S WISE ST
Paton, IA 50217
(515) 370-4438
✔ PECOS✔ Accepts Medicare12 mi
Rochelle Guess, ARNP
Nurse Practitioner
NPI 1154306272
1800 MAIN ST
Gowrie, IA 50543
(515) 352-3891
✔ PECOS19 mi
Mary Koch
Mental Health Counselor
NPI 1336651363
105 S MARSHALL ST
Boone, IA 50036
(515) 432-7983
✔ PECOS✔ Accepts Medicare25 mi
Mark Abraham, MD
General Surgery
NPI 1760612964
1214 S GRANT RD
Carroll, IA 51401
(712) 792-1500
✔ PECOS✔ Accepts Medicare26 mi
Josh Smith, D.O.
General Surgery
NPI 1639127368
311 S CLARK ST SUITE 280
Carroll, IA 51401
(712) 792-0480
✔ PECOS✔ Accepts Medicare26 mi
Diana Smith, FNPC-C
Nurse Practitioner
NPI 1548515828
804 KENYON RD SUITE M
Fort Dodge, IA 50501
(515) 574-6850
✔ PECOS✔ Accepts Medicare34 mi
Bonnie Riphagen, LMSW
Clinical Social Worker
NPI 1518488683
726 S 17TH ST
Fort Dodge, IA 50501
(515) 576-7261
✔ PECOS35 mi
Joseph Merchant, M.D.
Hematology/Oncology
NPI 1699765826
1111 DUFF AVE
Ames, IA 50010
(515) 239-4401
✔ PECOS✔ Accepts Medicare39 mi
Thomas Martin, DO
Gastroenterology
NPI 1417908922
1378 NW 124TH ST SUITE 200
Clive, IA 50325
(515) 288-6097
✔ PECOS✔ Accepts Medicare41 mi
Jacob Jipp, M.D.
Urology
NPI 1164886644
12129 UNIVERSITY AVE STE 100
Clive, IA 50325
(515) 400-3550
✔ PECOS✔ Accepts Medicare41 mi
Alexander Menning, DO
Colorectal Surgery (Proctology)
NPI 1700306636
1301 PENN AVE STE 411
Des Moines, IA 50316
(515) 265-1300
✔ PECOS✔ Accepts Medicare48 mi
See all 28 clinicians

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

Hospital Quality Ratings CMS Care Compare

Quality and patient-experience ratings for Greene County Medical Center (CMS certification number 161325), from CMS Care Compare.

Greene County Medical Center

Critical Access Hospitals · Jefferson, IA
OwnershipGovernment - Local
CMS Certification Number161325
Location1000 West Lincoln WayJefferson, IA 50129 · Greene County · (515) 386-2114
Emergency services Meaningful use of EHRs

Complications & Deaths 6

Rate of complications for hip/knee replacement patients
Cases too small to report
Death rate for heart attack patients
Cases too small to report
Death rate for COPD patients
Cases too small to report
Death rate for heart failure patients
Cases too small to report
Death rate for pneumonia patients
20.3% No different than national
Death rate for stroke patients
Cases too small to report

Unplanned Hospital Visits 13

Hospital return days for heart attack patients
Cases too small to report
Hospital return days for heart failure patients
Cases too small to report
Hospital return days for pneumonia patients
27 days per 100 discharges
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)
32 No different than national
Rate of inpatient admissions for patients receiving outpatient chemotherapy
Cases too small to report
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapy
Cases too small to report

Timely & Effective Care 6

Emergency department volume
Low
Healthcare workers given influenza vaccination
97%
Average (median) time patients spent in the emergency department before leaving from the visit A lower number of minutes is better
110 minutes
Left before being seen
1%
Safe Use of Opioids - Concurrent Prescribing
23%
Venous Thromboembolism Prophylaxis
76%

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 Greene County Medical Center's NPI number?

The NPI number for Greene County Medical Center is 1629153176. It was assigned to this organization in the NPPES registry on October 25, 2006.

Where is Greene County Medical Center located?

Greene County Medical Center is located at 1000 W Lincoln Way, Jefferson, IA 50129. The listed phone number is (515) 386-2114.

What is Greene County Medical Center's specialty?

The primary specialty registered for this NPI is Medicare Defined Swing Bed Unit with taxonomy code 275N00000X.

Is Greene County Medical Center enrolled in Medicare?

Yes. Greene County Medical Center is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Greene County Medical Center?

According to the CMS Revalidation Reassignment List (October 2026 release), 28 clinicians in 12 Medicare specialties reassign their Medicare billing to Greene County Medical Center. 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 (11), Family Practice (3) and Gastroenterology (3). Of these, 5 practice at this address and 9 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Is Greene County Medical Center a Medicare-certified hospital?

Yes. Greene County Medical Center is a Medicare-certified hospital (Critical Access Hospitals). The hospital provides emergency services.

What insurance does Greene County Medical Center accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and Wellmark Health Plan of Iowa, Inc. list Greene County Medical Center as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Greene County Medical Center was last updated on January 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.