Philip Larkin Jackson, M.D.
Emergency Medicine Physician · Chicago, IL
Philip Larkin Jackson, M.D. is an emergency medicine physician with a practice address in Chicago, Illinois, and NPI 1811350705, issued on Mar 30, 2016. Check the license (Illinois 036.148100, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Philip Larkin Jackson
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 036.148100 IL
01083406A IN
4301505821 MI
Self-reported in NPPES; status is on the state search - Practice location
- 211 E Ontario St, Chicago, IL 60611
- Phone
- (312) 503-7975
- Enumerated
- Mar 30, 2016
- Record last updated
- Jul 27, 2023
- Fax
- (312) 503-5230
- Medicare enrollment
- Enrolled (PECOS I20200611000606); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 211 E Ontario St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Philip Larkin Jackson 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 036.148100Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% more Medicare Part D claims than the average emergency medicine physician in 2024
350 Medicare Part D claims for 222 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Ondansetron Hcl38 claims
- Ibuprofen26 claims
- Hydrocodone-Acetaminophen23 claims
- Prednisone22 claims
- Cephalexin20 claims
- Amoxicillin-Clavulanate Potass18 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
- Cep America LLCGary, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Philip Larkin Jackson among 3,291 emergency medicine physician records in Illinois
Philip Larkin Jackson, M.D. is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 65% of them.
- NPI issued2016 · 65% of these records are older, 32% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2016 · median 2012 among the 1,867 with a school on file
- Record last updated2023 · 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 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,310 emergency medicine physician records list a practice address in Chicago
They are 1,310 of the 63,379 NPPES records with a practice address in Chicago, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Chicago → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- James Adams, MDChicago, IL 606111912993411
- Amer Aldeen, MDChicago, IL 606111124069000
- John Bailitz, M.D.Chicago, IL 606111710988654
- Emily Baran, MDChicago, IL 606111568407641
- George Chiampas, D.O.Chicago, IL 606111538169636
- Matthew Kippenhan, MDChicago, IL 606111639106974
- Amy Kontrick, MDChicago, IL 606111215973367
- Theodore Koutouzis, MDChicago, IL 606111891773321
Common questions
What is Philip Larkin Jackson, M.D.'s NPI number?
Philip Larkin Jackson, M.D.'s National Provider Identifier (NPI) is 1811350705, issued on Mar 30, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Philip Larkin Jackson, M.D. located?
The NPPES record lists a practice address at 211 E Ontario St, Chicago, IL, 60611. Phone: (312) 503-7975. Providers update this record themselves, so call before visiting.
How can I verify Philip Larkin Jackson, M.D.'s license?
NPPES lists Illinois license number 036.148100, 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 Philip Larkin Jackson, M.D. prescribe under Medicare Part D?
In 2024, Philip Larkin Jackson, M.D. had 350 Medicare Part D claims for 222 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.