MOSAIC EYE SPECIALISTS, PC
NPI 1902254147
Ophthalmology in San Diego, CA

Q: What is Mosaic Eye Specialists, PC's NPI number?

The NPI number for Mosaic Eye Specialists, PC is 1902254147. It was assigned to this organization in the NPPES registry on May 27, 2016.

Q: What is Mosaic Eye Specialists, PC's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Active since May 27, 2016

3555 ROSECRANS ST STE 107B, SAN DIEGO, CA 92110(619) 226-1877(619) 226-0482 Get Directions Write a Review

NPPES record last updated: June 26, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 22, 2016, Aug 15, 2016 (2 updates tracked since 2016).

On this page

About Mosaic Eye Specialists, Pc NPPES

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

MOSAIC EYE SPECIALISTS, PC (NPI 1902254147) is a healthcare organization registered as an ophthalmology in San Diego, California and active in the NPI registry since May 2016. The organization lists Adam Dao, President, as its authorized official.

NPPES Registry Identity

NPI1902254147

Entity TypeOrganization

Primary Taxonomy207W00000X

Legal Business NameMOSAIC EYE SPECIALISTS, PC

Location Address3555 ROSECRANS ST STE 107BSan Diego, CA 92110-3232

Mailing Address3555 Rosecrans St Ste 107bSan Diego, CA 92110-3232 · (619) 226-1877 · Fax (619) 226-0482

Phone(619) 226-1877

Fax(619) 226-0482

Organization SubpartNo

Authorized OfficialAdam DaoPresident · (619) 226-1877

Enumeration DateMay 27, 2016

Last NPPES UpdateJune 26, 20232 updates tracked since enumeration

NPPES CertifiedJune 26, 2023

✔ NPI 1902254147 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in CA · A136640

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

3555 ROSECRANS ST STE 107B, San Diego, CA 92110

Open in Google Maps ↗

Other Identifiers 1

Medicaid1770870446CA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mosaic Eye Specialists, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Mosaic Eye Specialists, PC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Adam Dao, MD

Ophthalmology

NPI 1770870446

3555 ROSECRANS ST STE 107B
San Diego, CA 92110

(619) 226-1877

✔ PECOS✔ Accepts MedicareSame address

Thomas Eck, M.D.

Ophthalmology

NPI 1518221381

3405 KENYON ST STE 513
San Diego, CA 92110

(619) 226-1877

✔ PECOS✔ Accepts Medicare0.6 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Mosaic Eye Specialists, PC's NPI number?

The NPI number for Mosaic Eye Specialists, PC is 1902254147. It was assigned to this organization in the NPPES registry on May 27, 2016.

Where is Mosaic Eye Specialists, PC located?

Mosaic Eye Specialists, PC is located at 3555 Rosecrans St Ste 107B, San Diego, CA 92110. The listed phone number is (619) 226-1877.

What is Mosaic Eye Specialists, PC's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Mosaic Eye Specialists, PC enrolled in Medicare?

Yes. Mosaic Eye Specialists, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mosaic Eye Specialists, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Ophthalmology, reassign their Medicare billing to Mosaic Eye Specialists, PC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Mosaic Eye Specialists, PC was last updated on June 26, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.