Spencer Brown, MD
Orthopaedic Surgery Physician · Chicago, IL
Spencer Brown, MD is an orthopaedic surgery physician with a practice address in Chicago, Illinois, and NPI 1376385625, issued on Jun 8, 2024. Check the license (Illinois 125.084269, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Spencer Brown
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 125.084269 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5841 S Maryland Ave, Chicago, IL 60637
- Phone
- (773) 834-3531
- Enumerated
- Jun 8, 2024
- Record last updated
- Jun 8, 2024
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 995 in Illinois → Look up another NPI →
Also registered at 5841 S Maryland Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Spencer Brown 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 125.084269Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
27 Medicare Part D claims, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D.
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.
Spencer Brown among 995 orthopaedic surgery physician records in Illinois
Spencer Brown, MD is one of 995 orthopaedic surgery physician records with a practice address in Illinois. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 94% of them.
- NPI issued2024 · 94% of these records are older, 3% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 56% of these records are
- Record last updated2024 · 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 207X00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Illinois
There are 995 orthopaedic surgery physician records in Illinois.
All 995 in Illinois → Every provider in Chicago → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Tessa BalachChicago, IL 606371568628865
- Joseph Cohen, M.D.Chicago, IL 606371861873226
- Brianna Fram, MDChicago, IL 606371326401399
- Rex HaydonChicago, IL 606371881759611
- Sherwin HoChicago, IL 606371508921339
- Laura LewallenChicago, IL 606371285951723
- Hue LuuChicago, IL 606371295757011
- Nicholas MaassenChicago, IL 606371477718302
Common questions
What is Spencer Brown, MD's NPI number?
Spencer Brown, MD's National Provider Identifier (NPI) is 1376385625, issued on Jun 8, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Spencer Brown, MD located?
The NPPES record lists a practice address at 5841 S Maryland Ave, Chicago, IL, 60637. Phone: (773) 834-3531. Providers update this record themselves, so call before visiting.
How can I verify Spencer Brown, MD's license?
NPPES lists Illinois license number 125.084269, 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 Spencer Brown, MD prescribe under Medicare Part D?
In 2024, Spencer Brown, MD had 27 Medicare Part D claims; the average among orthopaedic surgery physician prescribers was 346. 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.