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

Mark Olcott, MD, Inc

Organization Emergency Medicine Physician · NPI 1366909533

Mark Olcott, MD, Inc is an Emergency Medicine Physician in San Ysidro, California. Registered with an NPI since 2019.

In the registry since
2019
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

720 E San Ysidro Blvd
San Ysidro, CA 92173-3101
Phone: (619) 261-7427
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X

Record details

NPI number1366909533
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Olcott — Owner/President · (619) 795-0102
Other names Mission Medical Support
NPI enumeratedFebruary 25, 2019
Last updated in NPPESFebruary 25, 2019
Mailing address720 E San Ysidro Blvd, San Ysidro, CA 92173-3101