Warren Louis Kammerer, MD
Psychiatry Physician · Park Ridge, IL
Warren Louis Kammerer, MD is a psychiatry physician with a practice address in Park Ridge, Illinois, and NPI 1134236565, issued on Aug 23, 2006. Check the license (Illinois 036077883, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Warren Louis Kammerer
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 036077883 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1440 Renaissance Dr, Park Ridge, IL 60068
- Phone
- (847) 296-3442
- Enumerated
- Aug 23, 2006
- Record last updated
- Mar 26, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (847) 296-3543
- Medicaid ID
- 036077883 IL
- Medicare enrollment
- Enrolled (PECOS I20080919000075); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1987
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Also registered at 1440 Renaissance Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Erik Benson, MSW, L.C.S.W.Clinical Social Worker1548589757
- Darren Brown, LCSWClinical Social Worker1407085137
- Argyrios Christofidis, PHDClinical Psychologist1396854063
- Jill Derose, LCSWClinical Social Worker1679932503
- Louis Dvorkin, PH.D.Clinical Neuropsychologist1891905436
- Whitney Fandel, D.C.Chiropractor1376810614
Verify Warren Louis Kammerer 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 036077883Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% more Medicare Part D claims than the average psychiatry physician in 2024
1,134 Medicare Part D claims for 98 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.
Most prescribed
- Alprazolam96 claims
- Duloxetine Hcl95 claims
- Lorazepam77 claims
- Venlafaxine Hcl Er74 claims
- Quetiapine Fumarate70 claims
- Clonazepam64 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.
Industry payments in 2024: $439.67
22 payments; by number, the most common kind was food and beverage; the largest payer was Lundbeck LLC. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Warren Louis Kammerer among 2,147 psychiatry physician records in Illinois
Warren Louis Kammerer, 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
- Graduated1987 · median 2004 among the 877 with a school on file
- Record last updated2008 · 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
- Dickie Kay, M.D.Park Ridge, IL 600681497846042
- Donald Koziol, M.D.Park Ridge, IL 600681548392301
- Geoffrey Levin, MDPark Ridge, IL 600681447372842
Common questions
What is Warren Louis Kammerer, MD's NPI number?
Warren Louis Kammerer, MD's National Provider Identifier (NPI) is 1134236565, issued on Aug 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Warren Louis Kammerer, MD located?
The NPPES record lists a practice address at 1440 Renaissance Dr, Park Ridge, IL, 60068. Phone: (847) 296-3442. Providers update this record themselves, so call before visiting.
How can I verify Warren Louis Kammerer, MD's license?
NPPES lists Illinois license number 036077883, 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 Warren Louis Kammerer, MD prescribe under Medicare Part D?
In 2024, Warren Louis Kammerer, MD had 1,134 Medicare Part D claims for 98 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.