Geoffrey TrenkleD.O.
Otolaryngology·Los Angeles, CA
Geoffrey Trenkle, D.O. is an Otolaryngology provider in Los Angeles, CA, as of July 2026.
- NPI1003044876
- Registered2009
- Class of2009
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Geoffrey Trenkle at a glance
- Provider
- Geoffrey Trenkle
- Credential
- D.O.
- Specialty
- Otolaryngology
- Procedures
- Otolaryngology CPT codes
- Location
- Los Angeles, CA
- Medical school
- Western University of Health Sciences College of Dental Med
- Graduated
- 2009
- NPI registered
- 2009
- NPI
- 1003044876
- 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 Geoffrey Trenkle practice?
Geoffrey Trenkle, D.O. is based in Los Angeles, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Geoffrey Trenkle's NPI number?
Geoffrey Trenkle's National Provider Identifier (NPI) is 1003044876, registered in 2009. Specialty on record: Otolaryngology; credential D.O.
Where did Geoffrey Trenkle go to medical school?
Geoffrey Trenkle, D.O. attended Western University of Health Sciences College of Dental Med, graduating in 2009.
How many Otolaryngology providers in California work at ambulatory surgery centers?
214 Otolaryngology surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Geoffrey Trenkle among them. The California Otolaryngology directory lists each one by city with credential, NPI, and center affiliations.
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