Donald John Koziol, M.D.
Psychiatry Physician · Park Ridge, IL
Donald John Koziol, M.D. is a psychiatry physician with a practice address in Park Ridge, Illinois, and NPI 1548392301, issued on Mar 9, 2007. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Donald John Koziol
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- Practice location
- 819 Busse Hwy, Park Ridge, IL 60068
- Phone
- (847) 696-1570
- Enumerated
- Mar 9, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (847) 696-1587
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Also registered at 819 Busse Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jill Chasanov, R.N.Registered Nurse1972636157
- Ilene FortinCommunity Health Worker1710288683
- Araceli Garcia-OczkuMental Health Counselor1891918876
- Amy GoodmanAddiction (Substance Use Disorder) Counselor1407980279
Verify Donald John Koziol in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average psychiatry physician in 2024
33 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Alprazolam11 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.
Donald John Koziol among 2,147 psychiatry physician records in Illinois
Donald John Koziol, 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 2007, is newer than 35% of them.
- NPI issued2007 · 35% of these records are older, 50% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 41% of these records are
- 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).
48 psychiatry physician records list a practice address in Park Ridge
They are 48 of the 2,577 NPPES records with a practice address in Park Ridge, and 2,147 psychiatry physician records in Illinois.
All 2,147 in Illinois → Every provider in Park Ridge → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Daniel Anzia, M.D.Park Ridge, IL 600681972613222
- Susan Bank, MDRark Ridge, IL 600681578696332
- Marla Hartzen, MDPark Ridge, IL 600681356352447
- Ok Hong, MDPark Ridge, IL 600681497711873
- Charles Kaegi, MDPark Ridge, IL 600681528058567
- Warren Kammerer, MDPark Ridge, IL 600681134236565
- Dickie Kay, M.D.Park Ridge, IL 600681497846042
- Geoffrey Levin, MDPark Ridge, IL 600681447372842
Common questions
What is Donald John Koziol, M.D.'s NPI number?
Donald John Koziol, M.D.'s National Provider Identifier (NPI) is 1548392301, issued on Mar 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Donald John Koziol, M.D. located?
The NPPES record lists a practice address at 819 Busse Hwy, Park Ridge, IL, 60068. Phone: (847) 696-1570. Providers update this record themselves, so call before visiting.
How can I verify Donald John Koziol, M.D.'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 Donald John Koziol, M.D. prescribe under Medicare Part D?
In 2024, Donald John Koziol, M.D. had 33 Medicare Part D claims; 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.