Leonard T. Carr, MD
Psychiatry Physician · Northbrook, IL
Leonard T. Carr, MD is a psychiatry physician with a practice address in Northbrook, Illinois, and NPI 1134279862, issued on Jan 12, 2007. Check the license (Illinois 3656299, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Leonard T. Carr
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 3656299 IL
Self-reported in NPPES; status is on the state search - Practice location
- 606 Academy Dr, Northbrook, IL 60062
- Phone
- (847) 559-0680
- Enumerated
- Jan 12, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (847) 559-0859
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Also registered at 606 Academy Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephen Cann, M.D.Psychiatry Physician1144237413
- Ruth Rosenthal, M.D.Psychiatry Physician1750377743
Verify Leonard T. Carr 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 3656299Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average psychiatry physician in 2024
21 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Leonard T. Carr among 2,147 psychiatry physician records in Illinois
Leonard T. Carr, 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 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).
26 psychiatry physician records list a practice address in Northbrook
They are 26 of the 2,226 NPPES records with a practice address in Northbrook, and 2,147 psychiatry physician records in Illinois.
All 2,147 in Illinois → Every provider in Northbrook → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Delia Aldridge, MDNorthbrook, IL 600621942237391
- Benita Anderson, M.D.Northbrook, IL 600621780747329
- Stephen Cann, M.D.Northbrook, IL 600621144237413
- Michael Feld, M.D.Northbrook, IL 600621427057322
- Barry Gershuny, MDNorthbrook, IL 600621235145954
- Todd Kasdan, M.D.Northbrook, IL 600621477605434
- Jennifer Kurth, DONorthbrook, IL 600621669524369
- Renee Luburic, MDNorthbrook, IL 600621457466468
Common questions
What is Leonard T. Carr, MD's NPI number?
Leonard T. Carr, MD's National Provider Identifier (NPI) is 1134279862, issued on Jan 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Leonard T. Carr, MD located?
The NPPES record lists a practice address at 606 Academy Dr, Northbrook, IL, 60062. Phone: (847) 559-0680. Providers update this record themselves, so call before visiting.
How can I verify Leonard T. Carr, MD's license?
NPPES lists Illinois license number 3656299, 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 Leonard T. Carr, MD prescribe under Medicare Part D?
In 2024, Leonard T. Carr, MD had 21 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.