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SINCERA HEALTH PLLC
NPI 1235929225
Clinic/Center - Urgent Care in Pella, IA

Active since May 12, 2025CLIA 16D2299052 · Certificate of Compliance
1518 WASHINGTON ST, PELLA, IA 50219(641) 255-2688(833) 450-5390 Get Directions Write a Review

NPPES record last updated: August 28, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Aug 14, 2025, May 12, 2025 (2 updates tracked since 2025).

About Sincera Health Pllc NPPES

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

SINCERA HEALTH PLLC (NPI 1235929225), doing business as Sincera Urgent Care, is a healthcare organization registered as an urgent care in Pella, Iowa and active in the NPI registry since May 2025. The organization holds a CLIA Certificate of Compliance certificate valid through November 3, 2028 and lists Spencer L Carlstone, Owner, as its authorized official.

NPPES Registry Identity

NPI1235929225
Entity TypeOrganization
Primary Taxonomy261QU0200X
Legal Business NameSINCERA HEALTH PLLC
Location Address1518 WASHINGTON STPella, IA 50219-7580
Mailing Address1518 Washington StPella, IA 50219-7580 · (641) 255-2688 · Fax (833) 450-5390
Phone(641) 255-2688
Fax(833) 450-5390
Organization SubpartYes
Authorized OfficialSpencer L CarlstoneOwner · (641) 255-2688
Enumeration DateMay 12, 2025
Last NPPES UpdateAugust 28, 20252 updates tracked since enumeration
NPPES CertifiedAugust 28, 2025
✔ NPI 1235929225 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinic/Center · Urgent CareAmbulatory Health Care Facilities
Taxonomy Code261QU0200X
Also ListedClinic/Center · Primary CareTaxonomy 261QP2300X
1518 WASHINGTON ST, Pella, IA 50219
Open in Google Maps ↗

Other Names 1

Doing Business AsSincera Urgent Care

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica.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)

Sincera Health Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to Sincera Health PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (5)

Spencer Carlstone, MD
Family Practice
NPI 1629055678
1518 WASHINGTON ST
Pella, IA 50219
(641) 255-2688
✔ PECOS✔ Accepts MedicareSame address
Kenzie Huyser, FNP-C
Nurse Practitioner
NPI 1699407924
217 4TH AVE W
Grinnell, IA 50112
(641) 236-7524
✔ PECOS✔ Accepts Medicare25 mi
Tracy Dickel, ARNP FNP
Nurse Practitioner
NPI 1780677161
1801 HICKMAN RD
Des Moines, IA 50314
(515) 282-2200
✔ PECOS✔ Accepts Medicare40 mi
Marilyn Harter, ARNP
Nurse Practitioner
NPI 1124401922
412 E CHURCH ST
Marshalltown, IA 50158
(641) 753-4021
✔ PECOS✔ Accepts Medicare44 mi
Darci Fuller
Nurse Practitioner
NPI 1770830093
1229 C AVE E
Oskaloosa, IA 52577
(641) 672-3394
✔ PECOS✔ Accepts Medicare

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 Compliance 16D2299052

Sincera Health PLLC · Pella, IA
Active · expires Nov 3, 2028
CLIA Number16D2299052
Laboratory TypePhysician Office
Certificate Effective DateNovember 4, 2026
Certificate Expiration DateNovember 3, 2028
Laboratory DirectorJessie L. Votroubek
Laboratory Phone(641) 255-2688
Laboratory LocationSincera Health PLLC1518 Washington St, Pella, IA 50219
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

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 Sincera Health PLLC's NPI number?

The NPI number for Sincera Health PLLC is 1235929225. It was assigned to this organization in the NPPES registry on May 12, 2025. The provider is doing business as Sincera Urgent Care.

Where is Sincera Health PLLC located?

Sincera Health PLLC is located at 1518 Washington St, Pella, IA 50219. The listed phone number is (641) 255-2688.

What is Sincera Health PLLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Urgent Care, with taxonomy code 261QU0200X.

Is Sincera Health PLLC enrolled in Medicare?

Yes. Sincera Health PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sincera Health PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians in 2 Medicare specialties reassign their Medicare billing to Sincera Health PLLC. 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 (4) and Family Practice (1). Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Sincera Health PLLC hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 16D2299052) is associated with this NPI, valid through November 3, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Sincera Health PLLC accept?

Health plans from Medica list Sincera Health PLLC 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 Sincera Health PLLC was last updated on August 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.