1. Home
  2. Directory
  3. Iowa
  4. Des Moines
  5. Dietitian Registered
  6. NPI Profile

SIDNEIGH O'LEARY
NPI 1669294682
Dietitian, Registered in Des Moines, IA

Active since October 30, 2024
5901 THORNTON AVE, DES MOINES, IA 50321(515) 327-2000 Get Directions Write a Review

NPPES record last updated: October 30, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Sidneigh O'leary NPPES

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

SIDNEIGH O'LEARY (NPI 1669294682) is an individual dietitian, registered in Des Moines, Iowa, licensed in Iowa (121752) and active in the NPI registry since October 2024. She is a graduate of Other (2023).

NPPES Registry Identity

NPI1669294682
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameSIDNEIGH O'LEARY
Location Address5901 THORNTON AVEDes Moines, IA 50321-2422
Mailing Address5901 Thornton AveDes Moines, IA 50321-2422
Phone(515) 327-2000
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateOctober 30, 2024
NPPES CertifiedOctober 30, 2024
✔ NPI 1669294682 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
License✔ Licensed in IA · 121752
Definition
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.
5901 THORNTON AVE, Des Moines, IA 50321
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sidneigh O'leary is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9537654868
PECOS Enrollment IDI20251223003400

Medicare Billing Reassignments

2

Medicare enrollment records show Sidneigh O'leary reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Iowa Specialty Hospital- Clarion
81 mi
Rural Health
215 13TH AVE SW
Clarion, IA 50525
  • Reassigned Medicare billing, Iowa enrollment
  • 166 clinicians in this Medicare group
NPI 1417972258 (515) 532-2836
Belmond Community Hospital
89 mi
Family Medicine
403 1ST ST SE
Belmond, IA 50421
  • Reassigned Medicare billing, Iowa enrollment
  • 164 clinicians in this Medicare group
NPI 1821122623 (641) 444-3500

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

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CHRISTINE MARIE NEKVINDA
Dietitian, Registered
5901 THORNTON AVE
DES MOINES, IA 50321
Polk County (515) 327-2000
SIMON KNOBLAUCH
Dietitian, Registered (Nutrition, Obesity and Weight Management)
5901 THORNTON AVE
DES MOINES, IA 50321
Polk County (515) 327-2000
MRS. MARIA THERESA LATOJA-LOVAN ARNP
Nurse Practitioner (Family)
5901 THORNTON AVE
DES MOINES, IA 50321
Polk County (844) 474-4321
DR. JAVIER LISBOA DNP
Nurse Practitioner
5901 THORNTON AVE
DES MOINES, IA 50321
Polk County (515) 327-2000
JULIE YOUNT ARNP
Nurse Practitioner (Adult Health)
5901 THORNTON AVE
DES MOINES, IA 50321
Polk County (515) 327-2000

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 Sidneigh O'leary's NPI number?

The NPI number for Sidneigh O'leary is 1669294682. It was assigned to this individual provider in the NPPES registry on October 30, 2024.

Where is Sidneigh O'leary located?

Sidneigh O'leary practices at 5901 Thornton Ave, Des Moines, IA 50321. The listed phone number is (515) 327-2000.

What is Sidneigh O'leary's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Is Sidneigh O'leary enrolled in Medicare?

Yes. Sidneigh O'leary is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Sidneigh O'leary's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sidneigh O'leary reassigns Medicare benefits to 2 organizations: Iowa Specialty Hospital- Clarion (Clarion, IA) and Belmond Community Hospital (Belmond, IA). Each 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 Sidneigh O'leary's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Sidneigh O'leary was last updated on October 30, 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.