Michael Fenlon, M.D.
Transplant Surgery Physician · Chicago, IL
Michael Fenlon, M.D. is a transplant surgery physician with a practice address in Chicago, Illinois, and NPI 1851779052, issued on May 8, 2015. Check the license (Illinois 036166547, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Michael Fenlon
- Credential
- M.D.
- Primary taxonomy
- Transplant Surgery Physician 204F00000X
- License numbers
- 036166547 IL
14158197-1235 UT
135974 CA
Self-reported in NPPES; status is on the state search - Practice location
- 225 East Chicago Avenue, Chicago, IL 60611
- Phone
- (312) 227-4646
- Enumerated
- May 8, 2015
- Record last updated
- Dec 5, 2025
- Medicare enrollment
- Enrolled (PECOS I20241101001603); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 2013
- Entity
- Type 1 · individual
8 nearest transplant surgery physician records → All 67 in Illinois → Look up another NPI →
Also registered at 225 East Chicago Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amira Abdalla, MDStudent in an Organized Health Care Education/Training Program1538861612
- Michael Carr, M.D.Pediatric Cardiology Physician1285770925
- Alison Chavez, PH.D.Psychologist1487483228
- Eric Cheon, M.D.Pediatric Anesthesiology Physician1346532371
- Mohanned El MukashfiStudent in an Organized Health Care Education/Training Program1639016249
- Che Ry Hong, M.D., PH.D.Student in an Organized Health Care Education/Training Program1629917109
Verify Michael Fenlon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 036166547Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $2,085.85
3 payments; by number, the most common kind was travel and lodging; the largest payer was TransMedics, Inc. The 524 providers of this specialty with any payment received $3,913.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- University OF Utah Adult ServicesSalt Lake City, UT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Fenlon among 67 transplant surgery physician records in Illinois
Michael Fenlon, M.D. is one of 67 transplant surgery physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 69% of them.
- NPI issued2015 · 69% of these records are older, 30% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2013 · median 2003 among the 49 with a school on file
- Record last updated2025 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 204F00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Transplant Surgery Physician providers in Illinois
There are 67 transplant surgery physician records in Illinois.
All 67 in Illinois → Every provider in Chicago → Transplant Surgery Physician nationwide →
The 8 transplant surgery physician records with the nearest ZIP codes
- Michael Abecassis, MDChicago, IL 606111134117377
- Daniel Borja Cacho, MDChicago, IL 606111710211503
- Juan Caicedo Ramirez, MDChicago, IL 606111548216435
- Alexandre DaraniChicago, IL 606111073066379
- Zachary DietchChicago, IL 606111275832024
- Thomas Gallagher, M.D.Chicago, IL 606111386052629
- Felicitas Koller, MDChicago, IL 606111235286022
- Daniela Ladner, MDChicago, IL 606111720237159
Common questions
What is Michael Fenlon, M.D.'s NPI number?
Michael Fenlon, M.D.'s National Provider Identifier (NPI) is 1851779052, issued on May 8, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Michael Fenlon, M.D. located?
The NPPES record lists a practice address at 225 East Chicago Avenue, Chicago, IL, 60611. Phone: (312) 227-4646. Providers update this record themselves, so call before visiting.
How can I verify Michael Fenlon, M.D.'s license?
NPPES lists Illinois license number 036166547, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity 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.