James ObrienM.D.
James Obrien, M.D. is a Pulmonary Disease provider in Denver, CO, as of July 2026.
- NPI1144244161
- Registered2006
- Class of1987
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
James Obrien at a glance
- Provider
- James Obrien
- Credential
- M.D.
- Specialty
- Pulmonary Disease
- Location
- Denver, CO
- Medical school
- University of Minnesota Medical School
- Graduated
- 1987
- NPI registered
- 2006
- NPI
- 1144244161
- 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 James Obrien practice?
James Obrien, M.D. is based in Denver, CO. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is James Obrien's NPI number?
James Obrien's National Provider Identifier (NPI) is 1144244161, registered in 2006. Specialty on record: Pulmonary Disease; credential M.D.
Where did James Obrien go to medical school?
James Obrien, M.D. attended University of Minnesota Medical School, graduating in 1987.
How many Pulmonary Disease providers in Colorado work at ambulatory surgery centers?
77 Pulmonary Disease surgeons and proceduralists in Colorado are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, James Obrien among them. The Colorado Pulmonary Disease directory lists each one by city with credential, NPI, and center affiliations.
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