Jack StewartM.D.
Jack Stewart, M.D. is a Pulmonary Disease provider in Orange, CA, as of July 2026.
- NPI1942278452
- Registered2006
- Class of1979
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Jack Stewart at a glance
- Provider
- Jack Stewart
- Credential
- M.D.
- Specialty
- Pulmonary Disease
- Location
- Orange, CA
- Medical school
- Northwestern University Feinberg Medical School
- Graduated
- 1979
- NPI registered
- 2006
- NPI
- 1942278452
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Jack Stewart practice?
Jack Stewart, M.D. is based in Orange, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Jack Stewart's NPI number?
Jack Stewart's National Provider Identifier (NPI) is 1942278452, registered in 2006. Specialty on record: Pulmonary Disease; credential M.D.
Where did Jack Stewart go to medical school?
Jack Stewart, M.D. attended Northwestern University Feinberg Medical School, graduating in 1979.
How many Pulmonary Disease providers in California work at ambulatory surgery centers?
227 Pulmonary Disease surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Jack Stewart among them. The California Pulmonary Disease directory lists each one by city with credential, NPI, and center affiliations.
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