Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Stewart Alan Lonky, MD

Individual provider Pulmonary Disease Physician · NPI 1033145941

Dr. Stewart Alan Lonky, MD is registered under Pulmonary Disease in Los Angeles, California. Graduated from State University of New York Downstate Medical Center in 1971, 55 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
55
Trained at
State University of New York Downstate Medical Center
Licensed in
CA
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

8540 S Sepulveda Blvd Ste 1010
Los Angeles, CA 90045-3807 Not confirmed with CMS for 10 years — call before visiting
Phone: (310) 216-1007
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence G025948 (CA)

Record details

NPI number1033145941
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 23, 2006
Last updated in NPPESJanuary 25, 2016

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 1971 (55 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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