John Robert McMillin, M.D.
Psychiatry Physician · Chicago, IL
John Robert McMillin, M.D. is a psychiatry physician with a practice address in Chicago, Illinois, and NPI 1831432343, issued on Apr 3, 2013. Check the license (Illinois 036147447, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- John Robert McMillin
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 036147447 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3743 Highland Avenue, Chicago, IL 60673
- Phone
- (847) 390-5900
- Enumerated
- Apr 3, 2013
- Record last updated
- Jun 8, 2026
- Medicare enrollment
- Enrolled (PECOS I20181017000425); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Verify John Robert McMillin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036147447Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.2 times the Medicare Part D claims of the average psychiatry physician in 2024
5,175 Medicare Part D claims for 203 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Quetiapine Fumarate443 claims
- Trazodone Hcl413 claims
- Aripiprazole286 claims
- Bupropion Xl276 claims
- Lamotrigine265 claims
- Olanzapine239 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
- Advocate Health And Hospitals CorporationDowners Grove, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Robert McMillin among 2,147 psychiatry physician records in Illinois
John Robert McMillin, 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 2013, is newer than 64% of them.
- NPI issued2013 · 64% of these records are older, 34% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated2012 · median 2004 among the 877 with a school on file
- Record last updated2026 · 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.
All 2,147 in Illinois → Every provider in Chicago → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Cyril AppiagyeiChicago, IL 606611558997593
- Jacob Fyda, MDChicago, IL 606611992168322
- Emily Hoag, M.D.Chicago, IL 606611487832069
- Jason Onugha, MD, MPHChicago, IL 606611790311710
- Ghazala Fayyaz, M.D.Chicago, IL 606601649223595
- D Michael Kaye, MDChicago, IL 606601912170150
- Richard AbramsChicago, IL 606591003992413
- Richard Clarey, M.D.Chicago, IL 606571043599400
Common questions
What is John Robert McMillin, M.D.'s NPI number?
John Robert McMillin, M.D.'s National Provider Identifier (NPI) is 1831432343, issued on Apr 3, 2013. An NPI identifies a provider in billing; it is not a license.
Where is John Robert McMillin, M.D. located?
The NPPES record lists a practice address at 3743 Highland Avenue, Chicago, IL, 60673. Phone: (847) 390-5900. Providers update this record themselves, so call before visiting.
How can I verify John Robert McMillin, M.D.'s license?
NPPES lists Illinois license number 036147447, 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 John Robert McMillin, M.D. prescribe under Medicare Part D?
In 2024, John Robert McMillin, M.D. had 5,175 Medicare Part D claims for 203 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.