HEATHER J MASK (MSSW, LICSW, LCSW) – Clinical Social Worker, NPI 1942372859

HEATHER J MASK (MSSW, LICSW, LCSW) is a healthcare provider. based in Winona, Minnesota. specializing in CLINICAL SOCIAL WORKER. They hold the professional credentials MSSW, LICSW, LCSW. They hold a License No. 26748 (MN). The NPI Number for HEATHER J MASK (MSSW, LICSW, LCSW) is 1942372859

Main info

Female
24 Years Of Experience
Name
HEATHER J MASK (MSSW, LICSW, LCSW)
NPI
1942372859
Phone
(507) 454-4341
Address
420 E Sarnia St Ste 2100
Enumeration Date
15 November 2006
Last Update Date
8 August 2022

Doctor Profile

Medical School Name
OTHER
Secondary Phone
-
Graduation Year
2002 (24 years ago)
PAC ID
1658758883
Professional Enrollment ID
I20230801003892
Address ID
MN551121789NE1900XNWXX514
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience80
Completeness75
Years active:19State licenses:3Digital endpointsOther names

2,310 CLINICAL SOCIAL WORKER in MN

Provider Addresses for HEATHER J MASK (MSSW, LICSW, LCSW)

  • 420 E Sarnia St Ste 2100

    Winona, MN 559876414

    Phone: (507) 454-4341

    Fax: (507) 453-6267

    Type: Location

  • 2501 HANLEY RD STE 201

    HUDSON, WI 540168786

    Phone: (651) 628-9566

    Type: Location

  • 306, North 3rd Avenue East, Newton, Jasper County, Iowa, 50208, United States

    NEWTON, IA 502083298

    Phone: (641) 792-4012

    Fax: (641) 791-0697

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2023-08-01

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20220510000173IClinical Social WorkerMNTBD
I20230801003892IClinical Social WorkerWITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 55987)

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Reviews

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Frequently asked questions

How do I look up HEATHER J MASK (MSSW, LICSW, LCSW) by NPI?
Use NPI 1942372859 when you need to reference HEATHER J MASK (MSSW, LICSW, LCSW) in forms, claims, or directories.
Is HEATHER J MASK (MSSW, LICSW, LCSW) currently active in the NPI registry?
CMS-published data lists HEATHER J MASK (MSSW, LICSW, LCSW) as an active registrant.
What does HEATHER J MASK (MSSW, LICSW, LCSW) treat or focus on?
Patients typically see HEATHER J MASK (MSSW, LICSW, LCSW) under the specialty Clinical Social Worker. Clinical services aligned with this taxonomy classification.
What location metadata exists for HEATHER J MASK (MSSW, LICSW, LCSW)?
The page summarizes Winona, Minnesota for HEATHER J MASK (MSSW, LICSW, LCSW); expand the address list for detail.
How can I contact HEATHER J MASK (MSSW, LICSW, LCSW)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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