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

Matthew Greg Lefferman, DO

Individual provider Internal Medicine Physician · NPI 1184622417

Matthew Greg Lefferman, DO is an Internal Medicine in Los Angeles, California. Qualified in 2001, 25 years ago. Practices with Senior Doc Integrated Med PC, a 17-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
25
Licensed in
CA
In the registry since
2005
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

9233 W Pico Blvd Ste #230
Los Angeles, CA 90035-1385
Phone: (310) 356-8146
Fax: (310) 356-8142
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 20A8857 (CA)

Record details

NPI number1184622417
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 11, 2005
Last updated in NPPESJanuary 13, 2011

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice Senior Doc Integrated Med Pc — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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