Warren William Piette, M.D.
Dermatology Physician · Chicago, IL
Warren William Piette, M.D. is a dermatology physician with a practice address in Chicago, Illinois, and NPI 1326113440, issued on Nov 22, 2006. Check the license (Illinois 36112416, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Warren William Piette
- Credential
- M.D.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License numbers
- 36112416 IL
036-112416 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1900 W Polk St, Chicago, IL 60612
- Phone
- (312) 864-4478
- Enumerated
- Nov 22, 2006
- Record last updated
- Apr 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (312) 864-9663
- Medicare enrollment
- Enrolled (PECOS I20070813000559); accepts Medicare assignment
- Medical or professional school
- University Of Texas Southwestern Medical School At Dallas, 1975
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 647 in Illinois → Look up another NPI →
Also registered at 1900 W Polk St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Warren William Piette 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 36112416Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average dermatology physician in 2024
266 Medicare Part D claims for 54 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Triamcinolone Acetonide41 claims
- Clobetasol Propionate32 claims
- Mycophenolate Mofetil19 claims
- Bexarotene15 claims
- Spironolactone14 claims
- Dapsone13 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: $99.00
1 payment: education; the largest payer was Janssen Biotech, Inc. The 10,250 providers of this specialty with any payment received $8,544.61 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 2 group practices
- Cook CountyChicago, IL
- Rush University Medical GroupChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Warren William Piette among 647 dermatology physician records in Illinois
Warren William Piette, M.D. is one of 647 dermatology physician records with a practice address in Illinois. 85% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 65% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1975 · median 2008 among the 440 with a school on file
- Record last updated2021 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Illinois
There are 647 dermatology physician records in Illinois.
All 647 in Illinois → Every provider in Chicago → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Hina Ahmad, M.D.Chicago, IL 606121376709154
- Iris Aronson, MDChicago, IL 606121629153614
- Jerry Feldman, M.D.Chicago, IL 606121962577676
- Ralph Fiore, D.OChicago, IL 606121770524043
- Claudia Hernandez, MDChicago, IL 606121417018136
- Carlotta HillChicago, IL 606121598864142
- Milena Lyon, M.D.Chicago, IL 606121053512491
- Shilpa Mehta, M.D.Chicago, IL 606121407162530
Common questions
What is Warren William Piette, M.D.'s NPI number?
Warren William Piette, M.D.'s National Provider Identifier (NPI) is 1326113440, issued on Nov 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Warren William Piette, M.D. located?
The NPPES record lists a practice address at 1900 W Polk St, Chicago, IL, 60612. Phone: (312) 864-4478. Providers update this record themselves, so call before visiting.
How can I verify Warren William Piette, M.D.'s license?
NPPES lists Illinois license number 36112416, 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 William Piette, M.D. prescribe under Medicare Part D?
In 2024, Warren William Piette, M.D. had 266 Medicare Part D claims for 54 beneficiaries; the average among dermatology physician prescribers was 797. 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.