NPPES file of Aug 9, 2026

Heather Nass

Social Worker · Festus, MO

Heather Nass is a social worker with a practice address in Festus, Missouri, and NPI 1477013928, issued on Mar 21, 2019. Check the license (Missouri 2018045076, as entered in NPPES) with the Missouri board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1477013928
Name
Heather Nass
Primary taxonomy
Social Worker 104100000X
License number
2018045076 MO
Self-reported in NPPES; status is on the state search
Practice location
227 Main St, Festus, MO 63028
Phone
(636) 931-2700
Enumerated
Mar 21, 2019
Record last updated
Mar 21, 2019 (not updated in 7 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 227 Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Marsha AdamsTechnician1417602236
  2. Jessica ArmbrusterDental Hygienist1881251627
  3. Kristy ArmbrusterCase Manager/Care Coordinator1013480607
  4. Kassidy BilinCase Manager/Care Coordinator1386116804
  5. Crystal BrinkleyCase Manager/Care Coordinator1255961439
  6. Brandy BurgettTechnician1760955140

Verify Heather Nass in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2018045076
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Missouri license search

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Heather Nass among 1,889 social worker records in Missouri

Heather Nass is one of 1,889 social worker records with a practice address in Missouri. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2019, is newer than 46% of them.

  • NPI issued2019 · 46% of these records are older, 48% newer
  • In a Medicare fileNo · 3% of these records are
  • In the CMS Doctors and Clinicians fileNo · 5% of these records are
  • Record last updated2019 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 social worker records list a practice address in Festus

They are 11 of the 706 NPPES records with a practice address in Festus, and 1,889 social worker records in Missouri. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 social worker records with the nearest ZIP codes

  1. Deborah Adair, LMSWFestus, MO 630281851870471
  2. Glenna BaileyFestus, MO 630281821129073
  3. Sarah Bronner, LMSWFestus, MO 630281184263790
  4. Megan Compton, LMSWFestus, MO 630281174403117
  5. Timothy FitzpatrickFestus, MO 630281780700179
  6. Amber Gray, LMSWFestus, MO 630281497235659
  7. Jennifer Keen, LMSWFestus, MO 630281578270393
  8. Christine MarcinkFestus, MO 630281891811998

Common questions

What is Heather Nass's NPI number?

Heather Nass's National Provider Identifier (NPI) is 1477013928, issued on Mar 21, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Heather Nass located?

The NPPES record lists a practice address at 227 Main St, Festus, MO, 63028. Phone: (636) 931-2700. Providers update this record themselves, so call before visiting.

How can I verify Heather Nass's license?

NPPES lists Missouri license number 2018045076, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.