NPPES file of Aug 9, 2026

Heather Miller, DNP

Psychiatric/Mental Health Nurse Practitioner · Westmont, IL

Heather Miller, DNP is a psychiatric/mental health nurse practitioner with a practice address in Westmont, Illinois, and NPI 1134993116, issued on Nov 10, 2023. Check the license (Illinois 209028755, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134993116
Name
Heather Miller
Credential
DNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
209028755 IL
Self-reported in NPPES; status is on the state search
Practice location
1 E Oakhill Dr Ste 100, Westmont, IL 60559
Phone
(630) 672-4266
Enumerated
Nov 10, 2023
Record last updated
Nov 10, 2023
Medicare enrollment
Enrolled (PECOS I20260114001848); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1 E Oakhill Dr Ste 100

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

  1. Karen Decocker, DNP, PMHNPPsychiatric/Mental Health Nurse Practitioner1629273834
  2. Jonathan Maravelias, APRNPsychiatric/Mental Health Nurse Practitioner1962363101
  3. Gerson Santizo, MSN, APRN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1124827514

Verify Heather Miller 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 209028755
    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.

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Industry payments in 2024: $635.13

8 payments; by number, the most common kind was food and beverage; the largest payer was Neuronetics, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Heather Miller$635.13
  2. Specialty average$1,027.77

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

Heather Miller among 1,530 psychiatric/mental health nurse practitioner records in Illinois

Heather Miller, DNP is one of 1,530 psychiatric/mental health nurse practitioner records with a practice address in Illinois. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 56% of them.

  • NPI issued2023 · 56% of these records are older, 33% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2019 · median 2021 among the 917 with a school on file
  • Record last updated2023 · 17% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

8 psychiatric/mental health nurse practitioner records list a practice address in Westmont

They are 8 of the 814 NPPES records with a practice address in Westmont, and 1,530 psychiatric/mental health nurse practitioner records in Illinois.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Karen Decocker, DNP, PMHNPWestmont, IL 605591629273834
  2. Zachary Koester, DNPWestmont, IL 605591174332720
  3. Jonathan Maravelias, APRNWestmont, IL 605591962363101
  4. Ana MiricaWestmont, IL 605591346507803
  5. Sara Pustai, DNPWestmont, IL 605591427909670
  6. Gerson Santizo, MSN, APRN, PMHNP-BCWestmont, IL 605591124827514
  7. Kellie Vaidya, APNWestmont, IL 605591346781879
  8. Susan Costello, APRNWestern Springs, IL 605581417704362

Common questions

What is Heather Miller, DNP's NPI number?

Heather Miller, DNP's National Provider Identifier (NPI) is 1134993116, issued on Nov 10, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Heather Miller, DNP located?

The NPPES record lists a practice address at 1 E Oakhill Dr Ste 100, Westmont, IL, 60559. Phone: (630) 672-4266. Providers update this record themselves, so call before visiting.

How can I verify Heather Miller, DNP's license?

NPPES lists Illinois license number 209028755, as entered by the provider. Search the Illinois 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. Medicare files from data.cms.gov. 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.