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

Martha Hierro, MD Inc

Organization Gastroenterology Physician · NPI 1548883622

Martha Hierro, MD Inc is a Gastroenterology Physician in Santa Monica, California. Registered with an NPI since 2020.

In the registry since
2020
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

2021 Santa Monica Blvd Ste 335E
Santa Monica, CA 90404-2146
Phone: (310) 471-9917
Fax: (310) 319-2468
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X

Record details

NPI number1548883622
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Pearl Boyd — Practice Manager · (323) 493-1760
NPI enumeratedMay 22, 2020
Last updated in NPPESMay 22, 2020
Certification dateMay 22, 2020
Mailing address2021 Santa Monica Blvd Ste 335e, Santa Monica, CA 90404-2146

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