NPPES file of Aug 9, 2026

Dennis Gelyana, M.D, M.P.H

Psychiatry Physician · Glenview, IL

Dennis Gelyana, M.D, M.P.H is a psychiatry physician with a practice address in Glenview, Illinois, and NPI 1871600429, issued on Aug 23, 2006. Check the license 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871600429
Name
Dennis Gelyana
Credential
M.D, M.P.H
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
A85283 CA
Self-reported in NPPES; status is on the state search
Practice location
1500 Waukegan RD, Glenview, IL 60025
Phone
(847) 998-5556
Enumerated
Aug 23, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(847) 998-9156
Medicare enrollment
Enrolled (PECOS I20040923000647); accepts Medicare assignment
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 1500 Waukegan RD

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

  1. Pamela Adatto, DPTPhysical Therapist1952533309
  2. Katelyn Benning, ATC/LAthletic Trainer1679769368
  3. Gina Costabile, DPTPhysical Therapist1902231798
  4. Jessica Curran, DPTPhysical Therapist1245528108
  5. Bryant Ekwinski, MPTPhysical Therapist1881840528
  6. Esther Ginsberg, MSW, LCSWClinical Social Worker1164566303

Verify Dennis Gelyana in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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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2.9 times the Medicare Part D claims of the average psychiatry physician in 2024

2,900 Medicare Part D claims for 231 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.

  1. Dennis Gelyana2,900
  2. Specialty average1,000

Most prescribed

  1. Quetiapine Fumarate244 claims
  2. Aripiprazole206 claims
  3. Alprazolam193 claims
  4. Clonazepam166 claims
  5. Duloxetine Hcl166 claims
  6. Mirtazapine116 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.

The MIPS final score for 2023 (Medicare payment program): 0 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Success Tms Professional Services PLLCGlenview, IL

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

Dennis Gelyana among 2,147 psychiatry physician records in Illinois

Dennis Gelyana, M.D, M.P.H 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
  • Graduated1988 · median 2004 among the 877 with a school on file
  • Record last updated2007 · 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. Valentina Dehghan-Bernabe, M.D.Glenview, IL 600251780023721
  2. Terry Hanusa, MDGlenview, IL 600251144253873
  3. Howard Herman, M.D.Glenview, IL 600251154329274
  4. Donald Kerste, M.D.Glenview, IL 600251699077826
  5. Steven Mershon, M.D.Glenview, IL 600251265440846
  6. Doris St. Clair, M.D.Glenview, IL 600251063821536
  7. Nasir Syed, M.D.Glenview, IL 600251942330576
  8. Robert Bloom, M.D.Glenview, IL 600261609850932

Common questions

What is Dennis Gelyana, M.D, M.P.H's NPI number?

Dennis Gelyana, M.D, M.P.H's National Provider Identifier (NPI) is 1871600429, issued on Aug 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Dennis Gelyana, M.D, M.P.H located?

The NPPES record lists a practice address at 1500 Waukegan RD, Glenview, IL, 60025. Phone: (847) 998-5556. Providers update this record themselves, so call before visiting.

How can I verify Dennis Gelyana, M.D, M.P.H's license?

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 Dennis Gelyana, M.D, M.P.H prescribe under Medicare Part D?

In 2024, Dennis Gelyana, M.D, M.P.H had 2,900 Medicare Part D claims for 231 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

What is Dennis Gelyana, M.D, M.P.H's MIPS final score?

The 2023 MIPS final score is 0 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.