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STEPHANIE ANNE GIESLER PMHNP
NPI 1750845954
Nurse Practitioner - Psychiatric/Mental Health in Waterloo, IA

Active since January 22, 2019PECOS EnrolledAccepts Medicare Assignment
3251 W 9TH ST, WATERLOO, IA 50702(319) 234-2893(319) 234-0354 Get Directions Write a Review

NPPES record last updated: December 5, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 5, 2023, Jan 22, 2019 (2 updates tracked since 2019).

About Stephanie Anne Giesler Pmhnp NPPES

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

STEPHANIE ANNE GIESLER PMHNP (NPI 1750845954) is an individual psychiatric/mental health provider in Waterloo, Iowa, licensed in Iowa (G154342) and active in the NPI registry since January 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1750845954
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameSTEPHANIE ANNE GIESLERCredential: PMHNP
Location Address3251 W 9TH STWaterloo, IA 50702-5310
Mailing Address3251 W 9th StWaterloo, IA 50702-5310 · (319) 234-2893 · Fax (319) 234-0354
Phone(319) 234-2893
Fax(319) 234-0354
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateJanuary 22, 2019
Last NPPES UpdateDecember 5, 20232 updates tracked since enumeration
NPPES CertifiedDecember 5, 2023
✔ NPI 1750845954 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in IA · G154342
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
3251 W 9TH ST, Waterloo, IA 50702
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Wellmark Health Plan of Iowa, Inc..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

Stephanie Anne Giesler Pmhnp 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 ID3274860754
PECOS Enrollment IDI20190806002737
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 Reassignments

2

Medicare enrollment records show Stephanie Giesler reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Black Hawk-Grundy Mental Health Center Inc.
0.1 mi
Mental Health (Including Community Mental Health Center)
3251 W 9TH ST
Waterloo, IA 50702
  • Reassigned Medicare billing, Iowa enrollment
  • 28 clinicians in this Medicare group
NPI 1316944598 (319) 234-2893
Allen Memorial Hospital Corporation
4.3 mi
Emergency Medicine
1825 LOGAN AVE
Waterloo, IA 50703
  • Reassigned Medicare billing, Iowa enrollment
  • 273 clinicians in this Medicare group
NPI 1346292521 (319) 235-3941

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.
97 services34 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 50702 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.

MS. BROOKE HOLMES RN
Registered Nurse (Psychiatric/Mental Health)
3251 W 9TH ST
WATERLOO, IA 50702
Black Hawk County (319) 234-2893
DR. JAMES HOWARD HARDING PH.D
Psychologist
3251 W 9TH ST
WATERLOO, IA 50702
Black Hawk County (319) 234-2893
GABRIELLA L HAYWOOD LMSW
Social Worker
3251 W 9TH ST
WATERLOO, IA 50702
Black Hawk County (319) 234-2893
AUTUMN SCHRAGE I LISW
Social Worker (Clinical)
3251 W 9TH ST
WATERLOO, IA 50702
Black Hawk County (319) 234-2893
MR. NICHOLAS DONALD ROSAUER LMSW
Social Worker (Clinical)
3251 W 9TH ST
WATERLOO, IA 50702
Black Hawk County (319) 234-2893
MARY ELISE HIGH
Social Worker (Clinical)
3251 W 9TH ST
WATERLOO, IA 50702
Black Hawk County (319) 415-7981
KELSEY OSTENDORF
Social Worker (Clinical)
3251 W 9TH ST
WATERLOO, IA 50702
Black Hawk County (319) 234-2893
MS. SHELLY MARIE WHALEN LMSW
Social Worker (Clinical)
3251 W 9TH ST
WATERLOO, IA 50702
Black Hawk County (319) 269-6146

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 Stephanie Giesler's NPI number?

The NPI number for Stephanie Giesler is 1750845954. It was assigned to this individual provider in the NPPES registry on January 22, 2019.

Where is Stephanie Giesler located?

Stephanie Giesler practices at 3251 W 9th St, Waterloo, IA 50702. The listed phone number is (319) 234-2893.

What is Stephanie Giesler's specialty?

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

Is Stephanie Giesler enrolled in Medicare?

Yes. Stephanie Giesler 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 organizations bill Medicare for Stephanie Giesler's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Stephanie Giesler reassigns Medicare benefits to 2 organizations: Black Hawk-Grundy Mental Health Center Inc. (Waterloo, IA) and Allen Memorial Hospital Corporation (Waterloo, IA). Each 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 Stephanie Giesler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Stephanie Giesler accept?

Health plans from Wellmark Health Plan of Iowa, Inc. list Stephanie Giesler 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 Stephanie Giesler was last updated on December 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.