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

Michael M Lock, MD

Individual provider Radiation Oncology Physician · NPI 1154357564

Michael M Lock, MD is a Radiation Oncology Physician in Mission Viejo, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

27800 Medical Center Rd Ste 160
Mission Viejo, CA 92691-6410
Phone: (949) 364-9120
Fax: (949) 364-8465
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence G49709 (CA)

Record details

NPI number1154357564
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 25, 2006
Last updated in NPPESJuly 13, 2026

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