Daniel Lee Garrison, MD
Internal Medicine Physician · Chicago, IL
Daniel Lee Garrison, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1215913652, issued on Dec 19, 2005. Check the license (Illinois 036121658, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Daniel Lee Garrison
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036121658 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4025 N Western Ave, Chicago, IL 60618
- Phone
- (773) 275-7700
- Enumerated
- Dec 19, 2005
- Record last updated
- Jun 27, 2022
- Fax
- (773) 279-6504
- Medicaid ID
- 036121658 IL
- Medicare enrollment
- Enrolled (PECOS I20081110000486); accepts Medicare assignment
- Medical or professional school
- University Of Alabama School Of Medicine, 1994
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 4025 N Western Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Daniel Lee Garrison 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 036121658Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
204 Medicare Part D claims for 75 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 15 claims were for opioids.
Most prescribed
- Eliquis14 claims
- Metoprolol Succinate13 claims
- Hydrocodone-Acetaminophen12 claims
- Pantoprazole Sodium12 claims
- Atorvastatin Calcium11 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
- Advocate Health And Hospitals CorporationBuffalo Grove, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel Lee Garrison among 7,238 internal medicine physician records in Illinois
Daniel Lee Garrison, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1994 · median 2003 among the 3,580 with a school on file
- Record last updated2022 · 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).
2,867 internal medicine physician records list a practice address in Chicago
They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Chicago → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Irene Baral, M.D.Chicago, IL 606181982658373
- George Czajkowski, M.D.Chicago, IL 606181821021007
- Desiree Fabros-Munez, M.D.Chicago, IL 606181609800697
- Maria Ignacio, M.D.Chicago, IL 606181780607721
- Danuta Kowalski, M.D.Chicago, IL 606181114947926
- Ireneusz Pawlowski, MDChicago, IL 606181588774616
- Neil Perlman, MDChicago, IL 606181245238344
- Bharat Shah, MDChicago, IL 606181568419570
Common questions
What is Daniel Lee Garrison, MD's NPI number?
Daniel Lee Garrison, MD's National Provider Identifier (NPI) is 1215913652, issued on Dec 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Lee Garrison, MD located?
The NPPES record lists a practice address at 4025 N Western Ave, Chicago, IL, 60618. Phone: (773) 275-7700. Providers update this record themselves, so call before visiting.
How can I verify Daniel Lee Garrison, MD's license?
NPPES lists Illinois license number 036121658, 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 Daniel Lee Garrison, MD prescribe under Medicare Part D?
In 2024, Daniel Lee Garrison, MD had 204 Medicare Part D claims for 75 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.