David ChastainM.D.
Obstetrics & Gynecology·Amarillo, TX
David Chastain, M.D. is an Obstetrics & Gynecology provider in Amarillo, TX, as of July 2026.
- NPI1790870145
- Registered2006
- Class of1974
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
David Chastain at a glance
- Provider
- David Chastain
- Credential
- M.D.
- Specialty
- Obstetrics & Gynecology
- Procedures
- Obstetrics & Gynecology CPT codes
- Location
- Amarillo, TX
- Medical school graduation
- 1974
- NPI registered
- 2006
- NPI
- 1790870145
- 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 David Chastain practice?
David Chastain, M.D. is based in Amarillo, TX. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is David Chastain's NPI number?
David Chastain's National Provider Identifier (NPI) is 1790870145, registered in 2006. Specialty on record: Obstetrics & Gynecology; credential M.D.
How many Obstetrics & Gynecology providers in Texas work at ambulatory surgery centers?
345 Obstetrics & Gynecology surgeons and proceduralists in Texas are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, David Chastain among them. The Texas Obstetrics & Gynecology directory lists each one by city with credential, NPI, and center affiliations.
Pilot Analysis
Get the complete David Chastain analysis
Tell us where to send it. Our team will prepare an analysis of David Chastain covering case volumes, referral patterns, payer mix, and how specialty peers compare, and email it to you within 5-10 business days. Need it faster? Book a demo.