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EMERGENCY SERVICES OF IOWA LLC
NPI 1477017663
Emergency Medicine in Ottumwa, IA

Active since January 22, 2019
1001 PENNSYLVANIA AVE, OTTUMWA, IA 52501(641) 684-2341 Get Directions Write a Review

NPPES record last updated: December 22, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 22, 2020, Mar 1, 2019, Feb 7, 2019 and 1 more (4 updates tracked since 2019).

About Emergency Services Of Iowa Llc NPPES

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

EMERGENCY SERVICES OF IOWA LLC (NPI 1477017663) is a healthcare organization registered as an emergency medicine in Ottumwa, Iowa and active in the NPI registry since January 2019. The organization lists Robert R Frantz, President, as its authorized official.

NPPES Registry Identity

NPI1477017663
Entity TypeOrganization
Primary Taxonomy207P00000X
Legal Business NameEMERGENCY SERVICES OF IOWA LLC
Location Address1001 PENNSYLVANIA AVEOttumwa, IA 52501-2186
Mailing Address5000 Hopyard Rd Ste 100Pleasanton, CA 94588-3146 · (925) 924-1600 · Fax (925) 924-0506
Phone(641) 684-2341
Organization SubpartNo
Authorized OfficialRobert R FrantzPresident · (405) 636-7000
Enumeration DateJanuary 22, 2019
Last NPPES UpdateDecember 22, 20204 updates tracked since enumeration
NPPES CertifiedDecember 22, 2020
✔ NPI 1477017663 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedPhysician AssistantTaxonomy 363A00000X
Also ListedNurse PractitionerTaxonomy 363L00000X
1001 PENNSYLVANIA AVE, Ottumwa, IA 52501
Open in Google Maps ↗

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)

Emergency Services Of Iowa Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

45

Medicare enrollment records show 45 clinicians reassign Medicare billing to Emergency Services Of Iowa LLC, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 9 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 3

Emergency Medicine28
Nurse Practitioner11
Family Practice6

Nearest to this location (20)

See all 45
Donald Conklin, M.D.
Emergency Medicine
NPI 1285613323
1001 PENNSYLVANIA AVE
Ottumwa, IA 52501
(641) 984-2341
✔ PECOS✔ Accepts MedicareSame address
Lonnie Lanferman, DO
Emergency Medicine
NPI 1114999810
1001 PENNSYLVANIA AVE
Ottumwa, IA 52501
(641) 682-7511
✔ PECOSSame address
Heather Worth, ARNP
Nurse Practitioner
NPI 1134716483
1001 PENNSYLVANIA AVE
Ottumwa, IA 52501
(641) 684-2402
✔ PECOS✔ Accepts MedicareSame address
Cassaundra Mutum, DNP, ARNP-C
Nurse Practitioner
NPI 1518497874
1001 PENNSYLVANIA AVE
Ottumwa, IA 52501
(641) 984-2341
✔ PECOS✔ Accepts Medicare0.1 mi
Evan Hirsch, M.D.
Family Practice
NPI 1679513733
1001 PENNSYLVANIA AVE
Ottumwa, IA 52501
(641) 684-2300
✔ PECOS✔ Accepts Medicare0.2 mi
Douglas Lyssy, MD/MBA
Emergency Medicine
NPI 1659515617
1001 PENNSYLVANIA AVE
Ottumwa, IA 52501
(641) 984-2341
✔ PECOS✔ Accepts Medicare0.2 mi
Kristina Payne
Nurse Practitioner
NPI 1902562408
1001 PENNSYLVANIA AVE
Ottumwa, IA 52501
(641) 984-2341
✔ PECOS0.2 mi
Daloris Sylvester
Nurse Practitioner
NPI 1174276505
301 W 2ND ST
Ottumwa, IA 52501
(641) 682-5437
✔ PECOS1.3 mi
Stacy Walker, ARNP
Nurse Practitioner
NPI 1821012188
522 N HANCOCK ST
Ottumwa, IA 52501
(641) 683-0800
✔ PECOS✔ Accepts Medicare1.9 mi
Catherine Durflinger, ARNP
Nurse Practitioner
NPI 1942793153
509 N MADISON ST
Bloomfield, IA 52537
(641) 664-3840
✔ PECOS✔ Accepts Medicare19 mi
Kymberly Life, DO
Emergency Medicine
NPI 1770562902
1229 C AVE E
Oskaloosa, IA 52577
(641) 672-3100
✔ PECOS23 mi
Deborah Nielsen Dejong, MD
Family Practice
NPI 1740269976
1229 C AVE E
Oskaloosa, IA 52577
(641) 672-3100
✔ PECOS23 mi
David Fredrickson, M.D.
Emergency Medicine
NPI 1891765913
405 MONROE ST
Pella, IA 50219
(641) 628-3832
✔ PECOS38 mi
Jenna Williams
Nurse Practitioner
NPI 1962818468
450 E SIGLER AVE STE A
Memphis, MO 63555
(660) 465-2828
✔ PECOS✔ Accepts Medicare41 mi
Ojiaku Ikezuagu, MD
Family Practice
NPI 1174672026
417 S EAST ST SUITE #100
Corydon, IA 50060
(641) 872-2063
✔ PECOS✔ Accepts Medicare52 mi
Jennifer Mazza, ARNP, FNP-C
Nurse Practitioner
NPI 1366968968
201 S CLINTON ST STE 168
Iowa City, IA 52240
(319) 384-0520
✔ PECOS✔ Accepts Medicare62 mi
Brandon Dozier
Nurse Practitioner
NPI 1730731977
1632 SYCAMORE ST
Iowa City, IA 52240
(319) 384-8822
✔ PECOS✔ Accepts Medicare62 mi
Mohamed Humad, MD
Emergency Medicine
NPI 1902326499
1111 6TH AVE
Des Moines, IA 50314
(515) 643-2682
✔ PECOS75 mi
Ryan Vanmaanen, DO
Family Practice
NPI 1598962953
1801 HICKMAN RD
Des Moines, IA 50314
(515) 282-5773
✔ PECOS✔ Accepts Medicare77 mi
Ernesto Vazquez, MD
Family Practice
NPI 1588645899
1601 NW 114TH ST
Clive, IA 50325
(515) 222-7000
✔ PECOS✔ Accepts Medicare82 mi
See all 45 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 Emergency Services Of Iowa LLC's NPI number?

The NPI number for Emergency Services Of Iowa LLC is 1477017663. It was assigned to this organization in the NPPES registry on January 22, 2019.

Where is Emergency Services Of Iowa LLC located?

Emergency Services Of Iowa LLC is located at 1001 Pennsylvania Ave, Ottumwa, IA 52501. The listed phone number is (641) 684-2341.

What is Emergency Services Of Iowa LLC's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Emergency Services Of Iowa LLC enrolled in Medicare?

Yes. Emergency Services Of Iowa LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Emergency Services Of Iowa LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 45 clinicians in 3 Medicare specialties reassign their Medicare billing to Emergency Services Of Iowa LLC. 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 Emergency Medicine (28), Nurse Practitioner (11) and Family Practice (6). Of these, 3 practice at this address and 9 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 Emergency Services Of Iowa LLC was last updated on December 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.