NPPES file of Aug 9, 2026

Stanley Lance Okon, M.D.

Psychiatry Physician · Aurora, IL

Stanley Lance Okon, M.D. is a psychiatry physician with a practice address in Aurora, Illinois, and NPI 1023243334, issued on May 17, 2009. Check the license (Illinois 036.129412, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1023243334
Name
Stanley Lance Okon
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
036.129412 IL
Self-reported in NPPES; status is on the state search
Practice location
1325 N Highland Ave, Aurora, IL 60506
Phone
(630) 859-2222
Enumerated
May 17, 2009
Record last updated
Dec 27, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150911002454); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2009
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 1325 N Highland Ave

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

  1. Toni Abramovske, P.A.Physician Assistant1467737320
  2. Jaya Ahuja, M.D.Anatomic Pathology & Clinical Pathology Physician1326036575
  3. Francesca Alvarado, LSWSocial Worker1063292407
  4. Juan Bonilla, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1558327015
  5. Thomas Caraballo, D.O.Emergency Medicine Physician1558751560
  6. Lisa Carani, N.P.Nurse Practitioner1982816831

Verify Stanley Lance Okon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036.129412
    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
Open the Illinois license search

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92% fewer Medicare Part D claims than the average psychiatry physician in 2024

80 Medicare Part D claims for 28 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Stanley Okon80
  2. Specialty average1,000

Most prescribed

  1. Trazodone Hcl15 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.

Bills Medicare through one group practice

  1. Prime Healthcare Illinois Medical Group LLCAurora, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Stanley Lance Okon among 2,147 psychiatry physician records in Illinois

Stanley Lance Okon, M.D. is one of 2,147 psychiatry physician records with a practice address in Illinois. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 56% of them.

  • NPI issued2009 · 56% of these records are older, 42% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 41% of these records are
  • Graduated2009 · median 2004 among the 877 with a school on file
  • Record last updated2016 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Illinois

There are 2,147 psychiatry physician records in Illinois.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Ramon Alvarez-Leonardo, MDAurora, IL 605061861425365
  2. J Richard Gallagher, M DAurora, IL 605061548322639
  3. Bindu Gandhiraj, M.D.Aurora, IL 605061063562080
  4. Steve Herrin, M.D., M.P.H.Aurora, IL 605061427007426
  5. David Leader, MDAurora, IL 605061609885474
  6. Nageswara Nagarakanti, M.DAurora, IL 605061134250582
  7. Andrei Pankov, M.D.Aurora, IL 605061225285703
  8. Rahul Sharma, M.D.Aurora, IL 605061083979124

Common questions

What is Stanley Lance Okon, M.D.'s NPI number?

Stanley Lance Okon, M.D.'s National Provider Identifier (NPI) is 1023243334, issued on May 17, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Stanley Lance Okon, M.D. located?

The NPPES record lists a practice address at 1325 N Highland Ave, Aurora, IL, 60506. Phone: (630) 859-2222. Providers update this record themselves, so call before visiting.

How can I verify Stanley Lance Okon, M.D.'s license?

NPPES lists Illinois license number 036.129412, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stanley Lance Okon, M.D. prescribe under Medicare Part D?

In 2024, Stanley Lance Okon, M.D. had 80 Medicare Part D claims for 28 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions 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.