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OB-GYN ASSOCIATES PC
NPI 1366525321
Obstetrics & Gynecology in Cedar Rapids, IA

Active since October 23, 2006CLIA 16D0386989 · Accreditation
855 A AVE NE, CEDAR RAPIDS, IA 52402(319) 368-5500(319) 368-5503 Get Directions Write a Review

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

Record update history: Jan 22, 2026, May 16, 2017 (2 updates tracked since 2017).

About Ob-gyn Associates Pc NPPES

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

OB-GYN ASSOCIATES PC (NPI 1366525321) is a healthcare organization registered as an obstetrics & gynecology in Cedar Rapids, Iowa and active in the NPI registry since October 2006. The organization holds an CLIA Accreditation certificate valid through December 22, 2027 and lists Sheila Kay Scheib, Manager, Risk, Quality, And Complia, as its authorized official.

NPPES Registry Identity

NPI1366525321
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameOB-GYN ASSOCIATES PC
Location Address855 A AVE NECedar Rapids, IA 52402-5057
Mailing Address855 A Ave Ne, P O Box 3080Cedar Rapids, IA 52402-5057 · (319) 391-5501 · Fax (319) 743-2610
Phone(319) 368-5500
Fax(319) 368-5503
Organization SubpartNo
Authorized OfficialSheila Kay ScheibManager, Risk, Quality, And Complia · (319) 368-5537
Enumeration DateOctober 23, 2006
Last NPPES UpdateJanuary 22, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 22, 2026
✔ NPI 1366525321 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
855 A AVE NE, Cedar Rapids, IA 52402
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Other Identifiers 1

Medicaid0297192IA

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)

Ob-gyn Associates Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

18

Medicare enrollment records show 18 clinicians reassign Medicare billing to Ob-Gyn Associates PC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 17 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 2

Obstetrics/Gynecology11
Nurse Practitioner7

Clinicians, nearest first (18)

Lauren Helle, ARNP (FNP-C)
Nurse Practitioner
NPI 1205794294
855 A AVE NE
Cedar Rapids, IA 52402
(319) 391-5501
✔ PECOS✔ Accepts MedicareSame address
Katie Weigel
Nurse Practitioner
NPI 1689291411
855 A AVE NE STE 200
Cedar Rapids, IA 52402
(319) 391-5501
✔ PECOS✔ Accepts MedicareSame address
Jennifer Burgett, ARNP
Nurse Practitioner
NPI 1811388440
855 A AVE NE
Cedar Rapids, IA 52402
(319) 368-5500
✔ PECOS✔ Accepts Medicare0.5 mi
Elizabeth Bussewitz, MD
Obstetrics/Gynecology
NPI 1770773509
855 A AVE NE
Cedar Rapids, IA 52402
(319) 368-5500
✔ PECOS✔ Accepts Medicare0.5 mi
Joy Olson, MD
Obstetrics/Gynecology
NPI 1336143973
855 A AVE NE
Cedar Rapids, IA 52402
(319) 368-5500
✔ PECOS✔ Accepts Medicare0.5 mi
Amanda Langager, M.D.
Obstetrics/Gynecology
NPI 1861782302
855 A AVE NE MEDICAL PLAZA BUILDING
Cedar Rapids, IA 52401
(319) 368-5500
✔ PECOS✔ Accepts Medicare1.0 mi
Scott Bemus, D.O.
Obstetrics/Gynecology
NPI 1891782272
855 A AVENUE NE SUITE 200
Cedar Rapids, IA 52402
(319) 368-5500
✔ PECOS✔ Accepts Medicare2.3 mi
Jenna Boley, FNP-BC
Nurse Practitioner
NPI 1427682822
855 A AVE NE STE 200
Cedar Rapids, IA 52402
(319) 391-5501
✔ PECOS✔ Accepts Medicare2.3 mi
Claire Ida Cundiff, MD
Obstetrics/Gynecology
NPI 1104069137
855 A AVENUE NE
Cedar Rapids, IA 52402
(319) 391-5501
✔ PECOS✔ Accepts Medicare2.3 mi
Rebecca Hammes, ARNP
Nurse Practitioner
NPI 1679956379
855 A AVENUE NE SUITE 200
Cedar Rapids, IA 52402
(319) 368-5500
✔ PECOS✔ Accepts Medicare2.3 mi
Dana Messenger, D.O.
Obstetrics/Gynecology
NPI 1841493392
855 A AVE NE
Cedar Rapids, IA 52402
(319) 391-5501
✔ PECOS✔ Accepts Medicare2.3 mi
Nicole Myers, ARNP (FNP-BC)
Nurse Practitioner
NPI 1285078196
855 A AVENUE NE
Cedar Rapids, IA 52402
(319) 391-5501
✔ PECOS✔ Accepts Medicare2.3 mi
Lindsay Sayre, M.D.
Obstetrics/Gynecology
NPI 1629501598
855 A AVE NE
Cedar Rapids, IA 52402
(319) 391-5501
✔ PECOS✔ Accepts Medicare2.3 mi
Avery Whitis, MD
Obstetrics/Gynecology
NPI 1225567217
855 A AVE NE STE 200
Cedar Rapids, IA 52402
(319) 368-5500
✔ PECOS✔ Accepts Medicare2.3 mi
Sunny Zhang, MD
Obstetrics/Gynecology
NPI 1568466118
855 A AVE NE
Cedar Rapids, IA 52402
(319) 391-5501
✔ PECOS✔ Accepts Medicare2.3 mi
Jane Lyons, D.O.
Obstetrics/Gynecology
NPI 1861492753
855 A AVENUE NE SUITE 200
Cedar Rapids, IA 52402
(319) 391-5501
✔ PECOS✔ Accepts Medicare7.2 mi
Debra Piehl, M.D.
Obstetrics/Gynecology
NPI 1376753715
855 A AVENUE NE SUITE 200
Cedar Rapids, IA 52402
(319) 391-5501
✔ PECOS✔ Accepts Medicare7.2 mi
Jennifer Odonnell, ARNP
Nurse Practitioner
NPI 1497305049
200 HAWKINS DR
Iowa City, IA 52242
(319) 356-2294
✔ PECOS✔ Accepts Medicare24 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Accreditation 16D0386989

Ob Gyn Associates PC · Cedar Rapids, IA
Active · expires Dec 22, 2027
CLIA Number16D0386989
Laboratory TypePhysician Office
Certificate Effective DateDecember 23, 2025
Certificate Expiration DateDecember 22, 2027
Laboratory DirectorDr. Sunny Zhang
Laboratory Phone(319) 368-5500
Laboratory LocationOb Gyn Associates PC855 A Avenue NE, Suite 200, Cedar Rapids, IA 52402
CLIA data matches this NPI record on: Address Name Phone
This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

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 Ob-Gyn Associates PC's NPI number?

The NPI number for Ob-Gyn Associates PC is 1366525321. It was assigned to this organization in the NPPES registry on October 23, 2006.

Where is Ob-Gyn Associates PC located?

Ob-Gyn Associates PC is located at 855 A Ave NE, Cedar Rapids, IA 52402. The listed phone number is (319) 368-5500.

What is Ob-Gyn Associates PC's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Ob-Gyn Associates PC enrolled in Medicare?

Yes. Ob-Gyn Associates PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Ob-Gyn Associates PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 18 clinicians in 2 Medicare specialties reassign their Medicare billing to Ob-Gyn Associates PC. 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 Obstetrics/Gynecology (11) and Nurse Practitioner (7). Of these, 2 practice at this address and 17 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Ob-Gyn Associates PC hold a CLIA laboratory certificate?

Yes. A Certificate of Accreditation (number 16D0386989) is associated with this NPI, valid through December 22, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Ob-Gyn Associates PC was last updated on January 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.