Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Leo Treyzon, MD

Individual provider Gastroenterology Physician · NPI 1740304203

Dr. Leo Treyzon, MD is a Gastroenterology Physician in Beverly Hills, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

9454 Wilshire Blvd Ste 510
Beverly Hills, CA 90212-2904
Phone: (310) 688-4141
Fax: (424) 488-7156
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence A81388 (CA)

Record details

NPI number1740304203
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 19, 2007
Last updated in NPPESJanuary 12, 2024
Certification dateJanuary 12, 2024
Mailing address9454 Wilshire Blvd Ste 510, Beverly Hills, CA 90212-2904

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