DR. CALLIE M WILLIAMS DNP, ARNP, CPNP-PC
NPI 1073006698
Nurse Practitioner - Pediatrics in Altoona, IA

Active since June 08, 2018PECOS Enrolled
700 1ST AVE S STE B, ALTOONA, IA 50009(515) 967-8887(833) 913-0981 Get Directions Write a Review

NPPES record last updated: December 22, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 22, 2021, Nov 27, 2021, Oct 14, 2021 (3 updates tracked since 2021).

About Dr. Callie M Williams Dnp, Arnp, Cpnp-pc NPPES

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

DR. CALLIE M WILLIAMS DNP, ARNP, CPNP-PC (NPI 1073006698) is an individual pediatrics provider in Altoona, Iowa, licensed in Iowa (C141543) and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS and maintains a secondary practice location in Des Moines.

NPPES Registry Identity

NPI1073006698
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameDR. CALLIE M WILLIAMSCredential: DNP, ARNP, CPNP-PC
Location Address700 1ST AVE S STE BAltoona, IA 50009-1717
Mailing Address700 1st Ave S Ste BAltoona, IA 50009-1717 · (515) 967-8887 · Fax (833) 913-0981
Fax(833) 913-0981
Sole ProprietorNo
Enumeration DateJune 8, 2018
Last NPPES UpdateDecember 22, 20213 updates tracked since enumeration
NPPES CertifiedDecember 22, 2021
NPI 1073006698 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License Licensed in IA · C141543
700 1ST AVE S STE B, Altoona, IA 50009

Other Names 1

Former Name (1)Callie Marie Adreon

Secondary Practice Location 1

Location 11200 Pleasant StDes Moines, IA 50309-1406 · Phone (515) 241-6161

Other Identifiers 1

OtherC141543IA · Arnp License

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Callie M Williams Dnp, Arnp, Cpnp-pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 50009 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$81.84 typical visit price
range $52.96 – $161.40
Typical copayment $20.46 (range $13.24 – $40.35)
Most-billed visit code 99203
Established Patient
$94.05 typical visit price
range $16.91 – $131.98
Typical copayment $23.51 (range $4.22 – $32.99)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

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

Nurse Practitioner (Pediatrics)
700 1ST AVE S STE B
ALTOONA, IA 50009
Family Medicine
700 1ST AVE S STE B
ALTOONA, IA 50009

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 Callie Williams's NPI number?

The NPI number for Callie Williams is 1073006698. It was assigned to this individual provider in the NPPES registry on June 8, 2018. The provider is also known as Callie Marie Adreon.

Where is Callie Williams located?

Callie Williams practices at 700 1st Ave S Ste B, Altoona, IA 50009. The listed phone number is (515) 967-8887.

What is Callie Williams's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Callie Williams enrolled in Medicare?

Yes. Callie Williams is registered in the Medicare PECOS enrollment system.

What insurance does Callie Williams accept?

Health plans from Medica and UnitedHealthcare list Callie Williams 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 Callie Williams was last updated on December 22, 2021. 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.