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LACIE MICHELLE THEIS ARNP, PMHNP-BC
NPI 1871105916
Nurse Practitioner - Psychiatric/Mental Health in Waverly, IA

Active since August 19, 2020PECOS Enrolled
111 10TH ST SW, WAVERLY, IA 50677(319) 352-2329 Get Directions Write a Review

NPPES record last updated: August 19, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Lacie Michelle Theis Arnp, Pmhnp-bc NPPES

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

LACIE MICHELLE THEIS ARNP, PMHNP-BC (NPI 1871105916) is an individual psychiatric/mental health provider in Waverly, Iowa, licensed in Iowa (G159694) and active in the NPI registry since August 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1871105916
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameLACIE MICHELLE THEISCredential: ARNP, PMHNP-BC
Location Address111 10TH ST SWWaverly, IA 50677-2925
Mailing Address814 Easton AveWaterloo, IA 50702-3916 · (319) 961-0696
Phone(319) 352-2329
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateAugust 19, 2020
NPPES CertifiedAugust 19, 2020
✔ NPI 1871105916 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in IA · G159694
111 10TH ST SW, Waverly, IA 50677
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan, Ambetter Health 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 (PECOS)

Lacie Michelle Theis Arnp, Pmhnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1658799838
PECOS Enrollment IDI20200921001714
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 Lacie Theis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Positive Change Psychiatry & Therapy Solutions LLC
0.8 mi
Psychiatric/Mental Health
325 21ST ST NW STE A
Waverly, IA 50677
  • Reassigned Medicare billing, Iowa enrollment
NPI 1821969809 (319) 961-0696

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
68 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 50677 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 20

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

MRS. AMANDA JOAN GESME LMHC, ATR-BC, NCC
Counselor (Mental Health)
111 10TH ST SW
WAVERLY, IA 50677
Bremer County (319) 352-2064
MS. AMBER JANE LACINA BSN, RN, MSN, APMHNP
Nurse Practitioner (Psychiatric/Mental Health)
111 10TH ST SW
WAVERLY, IA 50677
Bremer County (319) 352-1353
MS. LOIS A FINK LMHC
Counselor (Mental Health)
111 10TH ST SW
WAVERLY, IA 50677
Bremer County (319) 352-2064
PATHWAYS BEHAVIORAL SERVICES INC
Community/Behavioral Health
111 10TH ST SW
WAVERLY, IA 50677
Bremer County (319) 352-2064
CAM TURNER
Counselor (Addiction (Substance Use Disorder))
111 10TH ST SW
WAVERLY, IA 50677
Bremer County (319) 352-2064
ARUSHA AFZAL LMSW
Social Worker
111 10TH ST SW
WAVERLY, IA 50677
Bremer County (319) 352-2064
PATHWAYS BEHAVIORAL SERVICES INC
Substance Abuse Rehabilitation Facility
111 10TH ST SW
WAVERLY, IA 50677
Bremer County (319) 352-2064
MS. LESLIE A. MORRIS LMHC
Counselor (Mental Health)
111 10TH ST SW
WAVERLY, IA 50677
Bremer County (319) 352-2064

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 Lacie Theis's NPI number?

The NPI number for Lacie Theis is 1871105916. It was assigned to this individual provider in the NPPES registry on August 19, 2020.

Where is Lacie Theis located?

Lacie Theis practices at 111 10th St SW, Waverly, IA 50677. The listed phone number is (319) 352-2329.

What is Lacie Theis's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Lacie Theis enrolled in Medicare?

Yes. Lacie Theis is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Lacie Theis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lacie Theis reassigns Medicare benefits to Positive Change Psychiatry & Therapy Solutions LLC (Waverly, 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 Lacie Theis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Lacie Theis accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and Oscar Health and 3 other insurers list Lacie Theis 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 Lacie Theis was last updated on August 19, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.