Active NPIIndividual provider

Robert C Day, MD

Obstetrics & Gynecology, Maternal & Fetal Medicine in Irvine, California

NPI Number1841618634
Practice location
16305 Sand Canyon Ave Ste 225, Irvine, CA 92618-3795
Fax
—
Last updated
June 17, 2025

Robert C Day is an Obstetrics & Gynecology, Maternal & Fetal Medicine based in Irvine, CA. Robert C Day practices in Irvine, CA and has the professional credentials of MD. The NPI Number for Robert C Day is 1841618634 and holds a License No. A139689 (CA). The current practice location address for Robert C Day is 16305 Sand Canyon Ave Ste 225, Irvine, CA 92618-3795 and can be reached out via phone at 949-763-7451.

Provider Profile Details

NPI Number
1841618634
Provider Name
Robert C Day
Credential
MD
Provider Entity Type
Individual
Gender
Male
Address
16305 Sand Canyon Ave Ste 225, Irvine, CA 92618-3795
Phone Number
949-763-7451
Sole Proprietor
No
Provider Enumeration Date
March 31, 2014
Last Update Date
June 17, 2025
Certification Date
June 17, 2025
NPI Status
Active

Provider Business Practice Location Address Details

Address
16305 Sand Canyon Ave Ste 225
Irvine, CA 92618-3795
City
Irvine
Zip
92618-3795
Phone Number
949-763-7451
Irvine, CA 92618Get directions →

Provider Business Mailing Address Details

Address
395 Central St
Milford, MA 01757-3401
City
Milford
State
MA
Zip
01757-3401

License Information

License Number (1)
A139689
License State (1)
CA
Taxonomy (1)
Obstetrics & Gynecology · 207V00000X
License Number (2)
a139689
License State (2)
CA
Taxonomy (2)
Obstetrics & Gynecology, Maternal & Fetal Medicine · 207VM0101X · Primary

Legacy Identifiers

IdentifierTypeStateIssuer
No legacy identifiers (Medicaid, Medicare or plan IDs) are on file for this provider.

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Frequently Asked Questions

What is the NPI number of Robert C Day, MD?

The NPI number of Robert C Day, MD is 1841618634. It was assigned on March 31, 2014 and is currently active in the NPPES registry.

What is the specialty of Robert C Day, MD?

Robert C Day, MD is registered under the primary taxonomy Obstetrics & Gynecology, Maternal & Fetal Medicine (code 207VM0101X), licensed in CA under license number A139689.

Where does Robert C Day, MD practice?

The practice location is 16305 Sand Canyon Ave Ste 225, Irvine, CA 92618-3795. The office can be reached at 949-763-7451 (phone).

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). It is used in HIPAA standard transactions.

How do I verify this NPI record?

This record is sourced from the public NPPES NPI Registry maintained by CMS. You can confirm it by searching NPI 1841618634 directly on the NPPES registry website.

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