Douglas G. Cleary, MD
Internal Medicine Physician · Winnetka, IL
Douglas G. Cleary, MD is an internal medicine physician with a practice address in Winnetka, Illinois, and NPI 1720357981, issued on Dec 17, 2011. Check the license (Illinois 036.069604, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Douglas G. Cleary
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036.069604 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1283 Forest Glen Dr S, Winnetka, IL 60093
- Phone
- (847) 446-8790
- Enumerated
- Dec 17, 2011
- Record last updated
- Dec 17, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (847) 386-7058
- Medicare enrollment
- Enrolled (PECOS I20131108000307); may accept Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 1983
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Verify Douglas G. Cleary 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 036.069604Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average internal medicine physician in 2024
221 Medicare Part D claims for 76 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Doxycycline Hyclate18 claims
- Amoxicillin-Clavulanate Potass14 claims
- Sulfamethoxazole-Trimethoprim13 claims
- Albuterol Sulfate Hfa11 claims
- Mounjaro11 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.
18 internal medicine physician records list a practice address in Winnetka
They are 18 of the 205 NPPES records with a practice address in Winnetka, and 7,238 internal medicine physician records in Illinois.
All 18 in Winnetka → All 7,238 in Illinois → Every provider in Winnetka →
Other internal medicine physician records in Illinois
- Peter Abadeer, D.O.Bloomington, IL1760469522
- Motaz Abas, MDPeoria, IL1215510201
- Elias Abate, M.D.Chicago, IL1336712199
- Maliha Abbas, D.O.Chicago, IL1174963920
- Zareena Abbas, MDChicago, IL1427078872
- Abu Abbasi, MDChicago, IL1083243877
- Ayesha Abbasi, MDChicago, IL1376216705
- Khalda Abbasi, MDNaperville, IL1487705240
- Elmer Abbo, MDBurr Ridge, IL1710048541
- Paul Abbo, M.D.River Forest, IL1083693378
Common questions
What is Douglas G. Cleary, MD's NPI number?
Douglas G. Cleary, MD's National Provider Identifier (NPI) is 1720357981, issued on Dec 17, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Douglas G. Cleary, MD located?
The NPPES record lists a practice address at 1283 Forest Glen Dr S, Winnetka, IL, 60093. Phone: (847) 446-8790. Providers update this record themselves, so call before visiting.
How can I verify Douglas G. Cleary, MD's license?
NPPES lists Illinois license number 036.069604, 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 Douglas G. Cleary, MD prescribe under Medicare Part D?
In 2024, Douglas G. Cleary, MD had 221 Medicare Part D claims for 76 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.