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

Dr. John A Handley III, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1750497400

Dr. John A Handley III, MD is a Pulmonary Disease in Ventura, California. Graduated from Georgetown University School of Medicine in 1980, 46 years ago. Practices with Ventura Pulmonary and Critical Care Medical Group, a 7-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
46
Trained at
Georgetown University School of Medicine
Licensed in
CA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

168 N Brent St Ste 406
Ventura, CA 93003-2824
Phone: (805) 653-6371
Fax: (805) 653-7242
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence G46618 (CA)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence G46618 (CA)

Record details

NPI number1750497400
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 22, 2006
Last updated in NPPESSeptember 11, 2025

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1980 (46 years in practice)
Group practice Ventura Pulmonary And Critical Care Medical Group — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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