John MarrDO
General Surgery·Waco, TX
John Marr, DO is a General Surgery provider in Waco, TX affiliated with 1 ambulatory surgery center in TX, as of July 2026.
- NPI1952898017
- Registered2018
- Centers1
- StateTX
- Class of2018
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
John Marr at a glance
- Provider
- John Marr
- Credential
- DO
- Specialty
- General Surgery
- Procedures
- General Surgery CPT codes
- Location
- Waco, TX
- Medical school graduation
- 2018
- NPI registered
- 2018
- NPI
- 1952898017
- 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 Marr practice?
John Marr, DO is based in Waco, TX and is affiliated with 1 ambulatory surgery center: Park Hill Surgery Center LLC in Fort Worth, TX. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is John Marr's NPI number?
John Marr's National Provider Identifier (NPI) is 1952898017, registered in 2018. Specialty on record: General Surgery; credential DO.
How many General Surgery providers in Texas work at ambulatory surgery centers?
276 General Surgery surgeons and proceduralists in Texas are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, John Marr among them. The Texas General Surgery directory lists each one by city with credential, NPI, and center affiliations.
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