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MS. THEA GUEST MS, LISW, NCC
NPI 1427422260
Social Worker - Clinical in Carroll, IA

Active since November 17, 2015PECOS EnrolledAccepts Medicare Assignment
322 E 6TH ST, CARROLL, IA 51401(712) 563-5285(855) 303-9139 Get Directions Write a Review

NPPES record last updated: April 14, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Apr 14, 2026, Jan 7, 2026, Oct 19, 2022 and 1 more (4 updates tracked since 2015).

About Ms. Thea Guest Ms, Lisw, Ncc NPPES

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

MS. THEA GUEST MS, LISW, NCC (NPI 1427422260) is an individual clinical provider in Carroll, Iowa, licensed in Iowa (074609) and active in the NPI registry since November 2015. She is enrolled in Medicare PECOS, maintains a secondary practice location in Audubon, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1427422260
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. THEA GUESTCredential: MS, LISW, NCC
Location Address322 E 6TH STCarroll, IA 51401-2501
Mailing Address515 Pacific Ave Ste 1Audubon, IA 50025-1056 · (712) 563-5285 · Fax (855) 303-9139
Phone(712) 563-5285
Fax(855) 303-9139
Sole ProprietorYes
Medical School CMSOtherGraduated 2012
Enumeration DateNovember 17, 2015
Last NPPES UpdateApril 14, 20264 updates tracked since enumeration
NPPES CertifiedApril 14, 2026
✔ NPI 1427422260 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in IA · 074609
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
322 E 6TH ST, Carroll, IA 51401
Open in Google Maps ↗

Secondary Practice Location 1

Location 1515 Pacific Ave Ste 1Audubon, IA 50025-1056 · Phone (712) 563-5285 · Fax (855) 303-9139

Other Identifiers 3

Medicaid6408605IA
Medicaid1140292IA
Medicaid0140292IA

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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Sunflower Health Plan, Ambetter Health, Avera Health Plans and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Thea Guest Ms, Lisw, Ncc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5496280927
PECOS Enrollment IDI20241121000258
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.

Medicare Billing Reassignment

Medicare enrollment records show Thea Guest reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Touching Lives Center, LLC
24 mi
Mental Health
515 PACIFIC AVE STE 1
Audubon, IA 50025
  • Reassigned Medicare billing, Iowa enrollment
  • 3 clinicians in this Medicare group
NPI 1225805799 (712) 563-5285

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 51401 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
$0.00 typical visit price
range $52.96 – $161.40
Typical copayment $0.00 (range $13.24 – $40.35)
Most-billed visit code NA
Established Patient
$66.36 typical visit price
range $16.91 – $131.98
Typical copayment $16.59 (range $4.22 – $32.99)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Thea Guest's NPI number?

The NPI number for Thea Guest is 1427422260. It was assigned to this individual provider in the NPPES registry on November 17, 2015.

Where is Thea Guest located?

Thea Guest practices at 322 E 6th St, Carroll, IA 51401. The listed phone number is (712) 563-5285.

What is Thea Guest's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Thea Guest enrolled in Medicare?

Yes. Thea Guest is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Thea Guest's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thea Guest reassigns Medicare benefits to Touching Lives Center, LLC (Audubon, IA). The 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 Thea Guest's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Thea Guest accept?

Health plans from Ambetter Health, Ambetter from Sunflower Health Plan, Avera Health Plans, Medica and Wellmark Health Plan of Iowa, Inc. list Thea Guest 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 Thea Guest was last updated on April 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.