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

Jon Meredith Greif, DO

Individual provider Surgery Physician · NPI 1306958095

Jon Meredith Greif, DO is a Surgery Physician in Oakland, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

3300 Webster St Ste 212
Oakland, CA 94609-3117
Phone: (510) 835-9900
Fax: (510) 835-9909
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 20A4984 (CA)

Record details

NPI number1306958095
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESMarch 7, 2023

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