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

Dr. Leslie Ann Klein, DO

Individual provider Family Medicine Physician · NPI 1215151006

Dr. Leslie Ann Klein, DO is a Family Practice in Montebello, California. Qualified in 1997, 29 years ago. Practices with Mosaic Family Care Medical Group Inc, a 3-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
29
Licensed in
CA
In the registry since
2007
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.

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Practice location Address checks out

101 W Beverly Bl Ste 300
Montebello, CA 90640
Phone: (323) 728-1201
Fax: (323) 728-3735
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 20A7293 (CA)

Record details

NPI number1215151006
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 12, 2007
Last updated in NPPESFebruary 18, 2011

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Also practisesOSTEOPATHIC MANIPULATIVE MEDICINE
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Group practice Mosaic Family Care Medical Group Inc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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