Registry data as of Aug 27, 2026

Robert Duncan, APN

Psychiatric/Mental Health Nurse Practitioner · Chicago, IL

Robert Duncan, APN is a psychiatric/mental health nurse practitioner with a practice address in Chicago, Illinois, and NPI 1881291342, issued on Oct 7, 2020. Check the license (Illinois 209.022109, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1881291342
Name
Robert Duncan
Credential
APN
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
209.022109 IL
Self-reported in NPPES; status is on the state search
Practice location
1431 N Claremont Ave, Chicago, IL 60622
Phone
(312) 491-5498
Enumerated
Oct 7, 2020
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 1431 N Claremont Ave

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

  1. Scott Betzelos, MDEmergency Medicine Physician1154377711
  2. Adam Black, MDEmergency Medicine Physician1851313241
  3. Flor Cabrera, NPAcute Care Nurse Practitioner1558720888
  4. Yadira ChavezStudent in an Organized Health Care Education/Training Program1104307966
  5. Marian Demus, M.D.Body Imaging Physician1326146820
  6. Arockiamary Dharmaraj, PA-CPhysician Assistant1417024845

Verify Robert Duncan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 209.022109    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 Illinois 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.

65% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

311 Medicare Part D claims for 97 beneficiaries, against an average of 895 among the 22,437 providers of this specialty who prescribed in Part D.

  1. Robert Duncan311
  2. Specialty average895

Most prescribed

  1. Quetiapine Fumarate27 claims
  2. Trazodone Hcl25 claims
  3. Gabapentin22 claims
  4. Olanzapine16 claims
  5. Sertraline Hcl16 claims
  6. Aripiprazole15 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $122.12

3 payments, mostly food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc.. The 17,205 providers of this specialty with any payment received $975.26 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Robert Duncan$122.12
  2. Specialty average$975.26

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. 2014 Health LLCDes Plaines, IL
  2. Wise Health Professional CorporationChicago, IL

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Psychiatric/Mental Health Nurse Practitioner providers in Illinois

There are 1,254 psychiatric/mental health nurse practitioner records in Illinois.

All 1,254 in Illinois → Every provider in Chicago →

Other psychiatric/mental health nurse practitioner records in Illinois

  1. Afolasade Abayomi Jarrett, PMHNP-BCCrest Hill, IL1114559242
  2. Muinat AbdulmajeedPlainfield, IL1588517262
  3. Addecia AbelOak Lawn, IL1528991809
  4. Rubabetu Abimbola AkinolaAurora, IL1801520630
  5. Ifeoma Abolarin, PMHNPChicago, IL1528774353
  6. Abiemwense Abraham, DNP, APRN, PMHNP-BCFrankfort, IL1063262665
  7. Elenmor Achurra, DNP, APRN, PMHNP-BCChicago, IL1134862493
  8. Heather Ackman, MSN, APRN, PMHNP-BCOlney, IL1982428769
  9. Kevin Acosta Reyes, PMHNP-BCChicago, IL1215876610
  10. Nicole Adamowicz, PMHNPChicago, IL1043040785

Common questions

What is Robert Duncan, APN's NPI number?

Robert Duncan, APN's National Provider Identifier (NPI) is 1881291342, issued on Oct 7, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Robert Duncan, APN located?

The NPPES record lists a practice address at 1431 N Claremont Ave, Chicago, IL, 60622. Phone: (312) 491-5498. Providers update this record themselves, so call before visiting.

How can I verify Robert Duncan, APN's license?

NPPES lists Illinois license number 209.022109, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Robert Duncan, APN prescribe under Medicare Part D?

In 2024, Robert Duncan, APN had 311 Medicare Part D claims for 97 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 895. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.