NPPES file of Aug 9, 2026

Marilyn Gay Duff, MHPP

Case Manager/Care Coordinator · Springdale, AR

Marilyn Gay Duff, MHPP is a case manager/care coordinator with a practice address in Springdale, Arkansas, and NPI 1457683161, issued on Feb 4, 2010. Check the license with the Arkansas 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
1457683161
Name
Marilyn Gay Duff
Credential
MHPP
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
1505 S Old Missouri RD, Springdale, AR 72764
Phone
(479) 756-1460
Enumerated
Feb 4, 2010
Record last updated
Feb 4, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(479) 756-1464
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 1505 S Old Missouri RD

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

  1. Jasmine BanksCase Manager/Care Coordinator1740419886
  2. Elizabeth Leakey, MHPPCase Manager/Care Coordinator1174778641
  3. Dwight SayreCase Manager/Care Coordinator1174752133

Verify Marilyn Gay Duff in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arkansas board licenses this professionCheck 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 Arkansas license search

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195 case manager/care coordinator records list a practice address in Springdale

They are 195 of the 2,383 NPPES records with a practice address in Springdale, and 11,186 case manager/care coordinator records in Arkansas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 195 in Springdale → All 11,186 in Arkansas → Every provider in Springdale →

Other case manager/care coordinator records in Arkansas

  1. Jasmine Abbit, MHPPTexarkana, AR1447686605
  2. Bethany AbbottSearcy, AR1205642543
  3. Hannah Abbott, RECOVERY ASSISYANTConway, AR1396124376
  4. Yumana Abdul-Hafiz Morales, QBHPSpringdale, AR1033870225
  5. Amanda Abercrombie, MHPPBenton, AR1598936445
  6. Rhonda Abercrombie, RECOVERY ASSISTANTBenton, AR1235434424
  7. Enrico AbernathyLittle Rock, AR1659694636
  8. Elisabeth AbeytaNorth Little Rock, AR1275483901
  9. Jacqueline AblesCave City, AR1841365566
  10. Erica AbneyOxford, AR1689158875

Common questions

What is Marilyn Gay Duff, MHPP's NPI number?

Marilyn Gay Duff, MHPP's National Provider Identifier (NPI) is 1457683161, issued on Feb 4, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Marilyn Gay Duff, MHPP located?

The NPPES record lists a practice address at 1505 S Old Missouri RD, Springdale, AR, 72764. Phone: (479) 756-1460. Providers update this record themselves, so call before visiting.

How can I verify Marilyn Gay Duff, MHPP's license?

Search the Arkansas 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.