NPPES file of Aug 9, 2026

Stacey Elean Occomy, MD

Psychiatry Physician · Chicago, IL

Stacey Elean Occomy, MD is a psychiatry physician with a practice address in Chicago, Illinois, and NPI 1215968755, issued on Jul 5, 2006. Check the license (Illinois 036-105313, 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
1215968755
Name
Stacey Elean Occomy
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
036-105313 IL
01069028A IN
Self-reported in NPPES; status is on the state search
Practice location
836 W Wellington Ave, Chicago, IL 60657
Phone
(773) 296-3320
Enumerated
Jul 5, 2006
Record last updated
Mar 3, 2023
Fax
(773) 296-3226
Medicaid ID
200368860 IN
Medicare enrollment
Enrolled (PECOS I20080814000067); accepts Medicare assignment
Medical or professional school
University Of Wisconsin School Of Medicine, 1997
Telehealth
Offers telehealth (CMS)
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 836 W Wellington Ave

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

  1. Hasan Abad, D.O.Hospitalist Physician1356872006
  2. Misha Abbasi, MDHospitalist Physician1770111635
  3. Karim Abou El JoudHospitalist Physician1770043895
  4. Nasser Abualhassan, M.D.Student in an Organized Health Care Education/Training Program1700173127
  5. Swapnil Adhav, M.D.Surgery Physician1285942292
  6. Ahsan AdilAnesthesiology Physician1174463772

Verify Stacey Elean Occomy 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 036-105313
    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

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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2.7 times the Medicare Part D claims of the average psychiatry physician in 2024

2,700 Medicare Part D claims for 148 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Stacey Occomy2,700
  2. Specialty average1,000

Most prescribed

  1. Trazodone Hcl188 claims
  2. Risperidone125 claims
  3. Quetiapine Fumarate115 claims
  4. Sertraline Hcl102 claims
  5. Buspirone Hcl92 claims
  6. Aripiprazole87 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. Advocate Health And Hospitals CorporationBuffalo Grove, IL

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

Stacey Elean Occomy among 2,147 psychiatry physician records in Illinois

Stacey Elean Occomy, MD 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 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 65% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 41% of these records are
  • Graduated1997 · median 2004 among the 877 with a school on file
  • Record last updated2023 · 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).

841 psychiatry physician records list a practice address in Chicago

They are 841 of the 63,379 NPPES records with a practice address in Chicago, and 2,147 psychiatry physician records in Illinois.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Marc Bear, M.D.Chicago, IL 606571821043290
  2. Fabian Carbonell, MDChicago, IL 606571295705119
  3. Robert Edger, MDChicago, IL 606571326193293
  4. Sheldon Greenberg, M.D.Chicago, IL 606571013054121
  5. Robert Grunsten, MDChicago, IL 606571740393313
  6. Theodore Handrup, MDChicago, IL 606571073594974
  7. Kimball Ladien, M.D.Chicago, IL 606571629021787
  8. Gunnbjorg Lavoll, MDChicago, IL 606571598810152

Common questions

What is Stacey Elean Occomy, MD's NPI number?

Stacey Elean Occomy, MD's National Provider Identifier (NPI) is 1215968755, issued on Jul 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stacey Elean Occomy, MD located?

The NPPES record lists a practice address at 836 W Wellington Ave, Chicago, IL, 60657. Phone: (773) 296-3320. Providers update this record themselves, so call before visiting.

How can I verify Stacey Elean Occomy, MD's license?

NPPES lists Illinois license number 036-105313, 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 Stacey Elean Occomy, MD prescribe under Medicare Part D?

In 2024, Stacey Elean Occomy, MD had 2,700 Medicare Part D claims for 148 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.