G Caleb Alexander, MD
Internal Medicine Physician · Burr Ridge, IL
G Caleb Alexander, MD is an internal medicine physician with a practice address in Burr Ridge, Illinois, and NPI 1356402184, issued on Dec 13, 2006. Check the license (Illinois 036104441, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- G Caleb Alexander
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036104441 IL
Self-reported in NPPES; status is on the state search - Practice location
- 180 Harvester Dr Ste 110, Burr Ridge, IL 60527
- Phone
- (773) 834-4064
- Enumerated
- Dec 13, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 036104441 IL
- Medicare enrollment
- Enrolled (PECOS I20120615000018); may accept Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 1998
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 180 Harvester Dr Ste 110
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- John Asplin, MDNephrology Physician1275695728
Verify G Caleb Alexander 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 036104441Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average internal medicine physician in 2024
402 Medicare Part D claims for 81 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 13 claims were for opioids.
Most prescribed
- Atorvastatin Calcium48 claims
- Zolpidem Tartrate25 claims
- Hydrochlorothiazide20 claims
- Amlodipine Besylate19 claims
- Lisinopril19 claims
- Metoprolol Succinate18 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
- Johns Hopkins UniversityBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
G Caleb Alexander among 7,238 internal medicine physician records in Illinois
G Caleb Alexander, MD is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1998 · median 2003 among the 3,580 with a school on file
- Record last updated2007 · 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 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
28 internal medicine physician records list a practice address in Burr Ridge
They are 28 of the 610 NPPES records with a practice address in Burr Ridge, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Burr Ridge → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Muhammad Ali, MDWillowbrook, IL 605271508898362
- Christopher Camilleri, DOBurr Ridge, IL 605271295710044
- Anthony Delorenzo, D.O.Willowbrook, IL 605271851477236
- Homer Diadula, M.D.Burr Ridge, IL 605271134105232
- Daniel Grzegorek, D.O.Willowbrook, IL 605271487651337
- Farzana Iqbal, M.D.Burr Ridge, IL 605271851359939
- Anto Maliakkal, M.D. H.M.D.CBurr Ridge, IL 605271558376368
- Linda Palumbo, M.D.Chicago, IL 605271215994264
Common questions
What is G Caleb Alexander, MD's NPI number?
G Caleb Alexander, MD's National Provider Identifier (NPI) is 1356402184, issued on Dec 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is G Caleb Alexander, MD located?
The NPPES record lists a practice address at 180 Harvester Dr Ste 110, Burr Ridge, IL, 60527. Phone: (773) 834-4064. Providers update this record themselves, so call before visiting.
How can I verify G Caleb Alexander, MD's license?
NPPES lists Illinois license number 036104441, 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 G Caleb Alexander, MD prescribe under Medicare Part D?
In 2024, G Caleb Alexander, MD had 402 Medicare Part D claims for 81 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.