Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Lillian Rochelle S J De Leon, MD

Individual provider Internal Medicine Physician · NPI 1134142193

Dr. Lillian Rochelle S J De Leon, MD is an Internal Medicine in Chicago, Illinois. Qualified in 1988, 38 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
38
Licensed in
IL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2701 W 68th St 3rd Fl Ste N
Chicago, IL 60629-1813
Phone: (773) 884-7922
Fax: (773) 884-8066
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036089949 (IL)

Record details

NPI number1134142193
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 25, 2006
Last updated in NPPESJanuary 12, 2025
Certification dateJanuary 12, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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