John HaasMD
Cardiology·Omaha, NE
John Haas, MD is a Cardiology provider in Omaha, NE, as of July 2026.
- NPI1578511820
- Registered2006
- Class of1980
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
John Haas at a glance
- Provider
- John Haas
- Credential
- MD
- Specialty
- Cardiovascular Disease (Cardiology)
- Procedures
- Cardiology CPT codes
- Location
- Omaha, NE
- Medical school
- Loyola University of Chicago, Stritch School of Medicine
- Graduated
- 1980
- NPI registered
- 2006
- NPI
- 1578511820
- 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 John Haas practice?
John Haas, MD is based in Omaha, NE. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is John Haas's NPI number?
John Haas's National Provider Identifier (NPI) is 1578511820, registered in 2006. Specialty on record: Cardiovascular Disease (Cardiology); credential MD.
Where did John Haas go to medical school?
John Haas, MD attended Loyola University of Chicago, Stritch School of Medicine, graduating in 1980.
How many Cardiology providers in Nebraska work at ambulatory surgery centers?
29 Cardiology surgeons and proceduralists in Nebraska are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, John Haas among them. The Nebraska Cardiology directory lists each one by city with credential, NPI, and center affiliations.
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