NPPES file of Aug 9, 2026

Mary Sandra Duff, ARNP

Nurse Practitioner · Coeur D Alene, ID

Mary Sandra Duff, ARNP is a nurse practitioner with a practice address in Coeur D Alene, Idaho, and NPI 1013987585, issued on Jan 25, 2006. Check the license (Idaho NP303A, as entered in NPPES) with the Idaho 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
1013987585
Name
Mary Sandra Duff
Credential
ARNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
NP303A ID
Self-reported in NPPES; status is on the state search
Practice location
920 W Ironwood Dr, Coeur D Alene, ID 83814
Phone
(208) 667-4557
Enumerated
Jan 25, 2006
Record last updated
Jan 11, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(208) 765-2887
Medicaid ID
804132800 ID
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 920 W Ironwood Dr

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

  1. Audrey Buckland, PAPhysician Assistant1205847373
  2. Timothy Burns, MDFamily Medicine Physician1609847615
  3. Jessica CapaulNurse Practitioner1457721011
  4. David Chambers, M.D.Family Medicine Physician1700857729
  5. Donald Chisholm, MDFamily Medicine Physician1336119932
  6. Barbara Daugharty, M.D.Internal Medicine Physician1841397304

Verify Mary Sandra Duff in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Idaho board licenses this profession
    Search for license NP303A
    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 Idaho license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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96 nurse practitioner records list a practice address in Coeur D Alene

They are 96 of the 2,341 NPPES records with a practice address in Coeur D Alene, and 593 nurse practitioner records in Idaho. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other nurse practitioner records in Idaho

  1. Sherry Aanstad, NPBellevue, ID1194868406
  2. Paige Acciaccaferro, NPSandpoint, ID1225469570
  3. David Adams, FNP-CAmmon, ID1417443631
  4. Lindsay Adams, ARNPCoeur D Alene, ID1891133641
  5. Lynette Ages, NPCaldwell, ID1104341007
  6. Jessica Ahlers, CFNPMeridian, ID1528661154
  7. Thiago Alberto, NPBoise, ID1023650512
  8. Natalya Alekhina, ARNPCoeur D Alene, ID1215485503
  9. Jessica Allen, NPBoise, ID1184332421
  10. Debra Allred, NPTwin Falls, ID1285691865

Common questions

What is Mary Sandra Duff, ARNP's NPI number?

Mary Sandra Duff, ARNP's National Provider Identifier (NPI) is 1013987585, issued on Jan 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Sandra Duff, ARNP located?

The NPPES record lists a practice address at 920 W Ironwood Dr, Coeur D Alene, ID, 83814. Phone: (208) 667-4557. Providers update this record themselves, so call before visiting.

How can I verify Mary Sandra Duff, ARNP's license?

NPPES lists Idaho license number NP303A, as entered by the provider. Search the Idaho 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.