Kathy L. Caillouet, MD
Obstetrics & Gynecology Physician · Hazel Crest, IL
Kathy L. Caillouet, MD is an obstetrics & gynecology physician with a practice address in Hazel Crest, Illinois, and NPI 1356321822, issued on Jan 19, 2006. Check the license (Illinois 036108599, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Kathy L. Caillouet
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 036108599 IL
Self-reported in NPPES; status is on the state search - Practice location
- 17850 Kedzie Ave Ste 3100, Hazel Crest, IL 60429
- Phone
- (708) 798-2400
- Enumerated
- Jan 19, 2006
- Record last updated
- Jun 5, 2026
- Fax
- (708) 798-0776
- Medicaid ID
- 036108599 IL
- Medicare enrollment
- Enrolled (PECOS I20051118000311); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2000
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 2,062 in Illinois → Look up another NPI →
Verify Kathy L. Caillouet 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 036108599Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
114 Medicare Part D claims for 63 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Fluconazole16 claims
- Medroxyprogesterone Acetate15 claims
- Metronidazole15 claims
- Nystatin15 claims
- Valacyclovir12 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: $75.48
4 payments; by number, the most common kind was food and beverage; the largest payer was Exact Sciences Corporation. The 21,429 providers of this specialty with any payment received $1,030.61 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.
Bills Medicare through one group practice
- Advocate Health And Hospitals CorporationHazel Crest, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathy L. Caillouet among 2,062 obstetrics & gynecology physician records in Illinois
Kathy L. Caillouet, MD is one of 2,062 obstetrics & gynecology physician records with a practice address in Illinois. 72% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2000 · median 2006 among the 1,168 with a school on file
- Record last updated2026 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 obstetrics & gynecology physician records list a practice address in Hazel Crest
They are 6 of the 368 NPPES records with a practice address in Hazel Crest, and 2,062 obstetrics & gynecology physician records in Illinois.
All 2,062 in Illinois → Every provider in Hazel Crest → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Ernest Hayes, M.D.Hazel Crest, IL 604291083776678
- Marjorie Michel, M.D.Hazel Crest, IL 604291407038367
- Bryon Rosner, MDHazel Crest, IL 604291336219203
- Allan Ruby, M.D.Hazel Crest, IL 604291285691709
- Kumudchandra Shah, MDHazel Crest, IL 604291891862959
- Mitchell Krawczyk, MDHomewood, IL 604301407847106
- Biren Shah, M.D.Homewood, IL 604301740280114
- Anjali Thukral, M.D.Homewood, IL 604301902954381
Common questions
What is Kathy L. Caillouet, MD's NPI number?
Kathy L. Caillouet, MD's National Provider Identifier (NPI) is 1356321822, issued on Jan 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kathy L. Caillouet, MD located?
The NPPES record lists a practice address at 17850 Kedzie Ave Ste 3100, Hazel Crest, IL, 60429. Phone: (708) 798-2400. Providers update this record themselves, so call before visiting.
How can I verify Kathy L. Caillouet, MD's license?
NPPES lists Illinois license number 036108599, 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 Kathy L. Caillouet, MD prescribe under Medicare Part D?
In 2024, Kathy L. Caillouet, MD had 114 Medicare Part D claims for 63 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.