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

Nagasamudra S Ashok MD Inc

Organization Emergency Medicine Physician · NPI 1851709406

Nagasamudra S Ashok MD Inc is an Emergency Medicine Physician in Ontario, California. Licensed in California. Registered with an NPI since 2014.

Licensed in
CA
In the registry since
2014
Specialties on file
2
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1520 N Mountain Ave Bldg F Ste 128
Ontario, CA 91762-1128
Phone: (909) 949-9299
Fax: (909) 949-9029
Show map & directions

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

Specialties & licences

Urgent Care Clinic/Center (primary) Taxonomy 261QU0200X (CA)
Emergency Medicine Physician Taxonomy 207P00000X (CA)

Record details

NPI number1851709406
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationNagasamudra S. Ashok MD Inc
Authorized official Nagasamudra Ashok — Ceo · (909) 949-9299
NPI enumeratedJuly 28, 2014
Last updated in NPPESMarch 13, 2025
Certification dateMarch 13, 2025
Mailing address1520 N Mountain Ave Bldg F, Suite 128, Ontario, CA 91762-1128

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