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DR. DOLLY ESTABILLO MERCADO DDS
NPI 1639295793
Dentist - General Practice in Hayward, CA

Active since March 21, 2007
677B W TENNYSON RD, HAYWARD, CA 94544(510) 887-8888(510) 887-1888 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Dolly Estabillo Mercado Dds NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DOLLY ESTABILLO MERCADO DDS (NPI 1639295793) is an individual general practice provider in Hayward, California, licensed in California (48334) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1639295793
Entity TypeIndividualFemale
Primary Taxonomy1223G0001X
Provider Legal NameDR. DOLLY ESTABILLO MERCADOCredential: DDS
Location Address677B W TENNYSON RDHayward, CA 94544-5235
Mailing Address677b W Tennyson RdHayward, CA 94544-5235 · (510) 887-8888 · Fax (510) 887-1888
Phone(510) 887-8888
Fax(510) 887-1888
Sole ProprietorNo
Enumeration DateMarch 21, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1639295793 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in CA · 48334
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
677B W TENNYSON RD, Hayward, CA 94544
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana and more.Insurance ›

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MAUREEN ESTABILLO GALVEZ DDS
Dentist
677B W TENNYSON RD
HAYWARD, CA 94544
Alameda County (510) 887-8888

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dolly Mercado's NPI number?

The NPI number for Dolly Mercado is 1639295793. It was assigned to this individual provider in the NPPES registry on March 21, 2007.

Where is Dolly Mercado located?

Dolly Mercado practices at 677B W Tennyson Rd, Hayward, CA 94544. The listed phone number is (510) 887-8888.

What is Dolly Mercado's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

What insurance does Dolly Mercado accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 6 other insurers list Dolly Mercado as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Dolly Mercado was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.