John DeckerMD
Obstetrics & Gynecology·Tucson, AZ
John Decker, MD is an Obstetrics & Gynecology provider in Tucson, AZ, as of July 2026.
- NPI1578512257
- Registered2006
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
John Decker at a glance
- Provider
- John Decker
- Credential
- MD
- Specialty
- Obstetrics & Gynecology
- Procedures
- Obstetrics & Gynecology CPT codes
- Location
- Tucson, AZ
- NPI registered
- 2006
- NPI
- 1578512257
- 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 Decker practice?
John Decker, MD is based in Tucson, AZ. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is John Decker's NPI number?
John Decker's National Provider Identifier (NPI) is 1578512257, registered in 2006. Specialty on record: Obstetrics & Gynecology; credential MD.
How many Obstetrics & Gynecology providers in Arizona work at ambulatory surgery centers?
125 Obstetrics & Gynecology surgeons and proceduralists in Arizona are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, John Decker among them. The Arizona Obstetrics & Gynecology directory lists each one by city with credential, NPI, and center affiliations.
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