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ALYSSA MARIA PROHASKI LMSW
NPI 1659525160
Social Worker in Waterloo, IA

Active since November 11, 2008PECOS Enrolled
1112 MOBILE ST, WATERLOO, IA 50703(319) 290-6001 Get Directions Write a Review

NPPES record last updated: July 5, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Alyssa Maria Prohaski Lmsw NPPES

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

ALYSSA MARIA PROHASKI LMSW (NPI 1659525160) is an individual social worker in Waterloo, Iowa, licensed in Iowa (007222) and active in the NPI registry since November 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1659525160
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameALYSSA MARIA PROHASKICredential: LMSW
Location Address1112 MOBILE STWaterloo, IA 50703-3238
Mailing Address5617 Rochelle DrWaterloo, IA 50701-9562 · (319) 290-6001
Phone(319) 290-6001
Sole ProprietorNo
Enumeration DateNovember 11, 2008
Last NPPES UpdateJuly 5, 2016
✔ NPI 1659525160 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in IA · 007222
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License ASW30669 (CA)
1112 MOBILE ST, Waterloo, IA 50703
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HealthPartners, Oscar Health, Oscar Insurance Company 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)

Alyssa Maria Prohaski Lmsw 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.

Medicare Billing Reassignments

2

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

Grit And Grace Wellness Therapy LLC
1.2 mi
Mental Health (Including Community Mental Health Center)
531 COMMERCIAL ST STE 700
Waterloo, IA 50701
  • Reassigned Medicare billing, Iowa enrollment
NPI 1215890090 (319) 486-1923
Transcend Mind-Body Wellness, LLC
6.6 mi
Psychiatric/Mental Health
409 WASHINGTON ST STE D
Cedar Falls, IA 50613
  • Reassigned Medicare billing, Iowa enrollment
  • 7 clinicians in this Medicare group
NPI 1326526641 (319) 553-6919

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

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 Alyssa Prohaski's NPI number?

The NPI number for Alyssa Prohaski is 1659525160. It was assigned to this individual provider in the NPPES registry on November 11, 2008.

Where is Alyssa Prohaski located?

Alyssa Prohaski practices at 1112 Mobile St, Waterloo, IA 50703. The listed phone number is (319) 290-6001.

What is Alyssa Prohaski's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Alyssa Prohaski enrolled in Medicare?

Yes. Alyssa Prohaski is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Alyssa Prohaski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Prohaski reassigns Medicare benefits to 2 organizations: Grit And Grace Wellness Therapy LLC (Waterloo, IA) and Transcend Mind-Body Wellness, LLC (Cedar Falls, 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 Alyssa Prohaski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alyssa Prohaski accept?

Health plans from HealthPartners, Oscar Health, Oscar Insurance Company, UnitedHealthcare and Wellmark Health Plan of Iowa, Inc. list Alyssa Prohaski 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 Alyssa Prohaski was last updated on July 5, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.