David Randal Brush, MD
Pulmonary Disease Physician · Chicago, IL
David Randal Brush, MD is a pulmonary disease physician with a practice address in Chicago, Illinois, and NPI 1497912091, issued on May 21, 2008. Check the license (Illinois 036.118735, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- David Randal Brush
- Credential
- MD
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License numbers
- 036.118735 IL
036118735 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5841 S Maryland Ave MC6067, Chicago, IL 60637
- Phone
- (773) 702-9660
- Enumerated
- May 21, 2008
- Record last updated
- Feb 11, 2022
- Fax
- (773) 702-2860
- Medicare enrollment
- Enrolled (PECOS I20111109000317); accepts Medicare assignment
- Medical or professional school
- Tulane University School Of Medicine, 2004
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 617 in Illinois → Look up another NPI →
Verify David Randal Brush 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 036.118735Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% more Medicare Part D claims than the average pulmonary disease physician in 2024
1,941 Medicare Part D claims for 381 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.
Most prescribed
- Breyna277 claims
- Prednisone205 claims
- Albuterol Sulfate Hfa149 claims
- Wixela Inhub108 claims
- Ofev92 claims
- Alvesco82 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.
Bills Medicare through one group practice
- Permanente Medical Group IncWalnut Creek, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David Randal Brush among 617 pulmonary disease physician records in Illinois
David Randal Brush, MD is one of 617 pulmonary disease 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 2008, is newer than 54% of them.
- NPI issued2008 · 54% of these records are older, 39% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2004 · median 2005 among the 444 with a school on file
- Record last updated2022 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in Illinois
There are 617 pulmonary disease physician records in Illinois.
All 617 in Illinois → Every provider in Chicago → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Sangeeta Bhorade, MDChicago, IL 606371174685622
- Douglas HogarthChicago, IL 606371619030137
- John KressChicago, IL 606371679635122
- Jerry Krishnan, M.D., PHD.Chicago, IL 606371205883444
- Babak Mokhlesi, M.D.Chicago, IL 606371265451397
- Septimiu MurguChicago, IL 606371881623460
- Gokhan MutluChicago, IL 606371841226537
- Edward NaureckasChicago, IL 606371386706836
Common questions
What is David Randal Brush, MD's NPI number?
David Randal Brush, MD's National Provider Identifier (NPI) is 1497912091, issued on May 21, 2008. An NPI identifies a provider in billing; it is not a license.
Where is David Randal Brush, MD located?
The NPPES record lists a practice address at 5841 S Maryland Ave MC6067, Chicago, IL, 60637. Phone: (773) 702-9660. Providers update this record themselves, so call before visiting.
How can I verify David Randal Brush, MD's license?
NPPES lists Illinois license number 036.118735, 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 David Randal Brush, MD prescribe under Medicare Part D?
In 2024, David Randal Brush, MD had 1,941 Medicare Part D claims for 381 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.