Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Lyn Marise Dos Santos, MD

Pediatrics Physician in Fremont, CA · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1043368210

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Registry record

Entity type Individual (Type 1)

Name Dr. Lyn Marise Dos Santos

Credential MD

Sex Female

Practice address 2000 Mowry Ave, Fremont, CA, 94538

Phone (510) 795-2002

Enumeration date Jan 6, 2007

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

208000000X Pediatrics Physician Allopathic & Osteopathic Physicians · License C50666 (CA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Lyn Dos Santos?

The National Provider Identifier (NPI) for Lyn Dos Santos is 1043368210, a Type 1 (individual) record in the CMS NPPES registry.

Where does Lyn Dos Santos practice?

The practice location on file with NPPES is in Fremont, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Western Laboratories Anatomic Pathology & Clinical Pathology Physician · Fremont, CA NPI 1255393435 Claude Burdick Anatomic Pathology & Clinical Pathology Physician · Fremont, CA NPI 1164484358 Elizabeth Treynor Anatomic Pathology & Clinical Pathology Physician · Fremont, CA NPI 1750343851 Jessie Xiong Anatomic Pathology & Clinical Pathology Physician · Fremont, CA NPI 1225090327 Clifford Tschetter Anatomic Pathology & Clinical Pathology Physician · Fremont, CA NPI 1518929108 David Levin Anatomic Pathology & Clinical Pathology Physician · Fremont, CA NPI 1780646364 Meena Tandon Anatomic Pathology & Clinical Pathology Physician · Fremont, CA NPI 1194787770 Jye-Shern Cheng Specialist · Fremont, CA NPI 1598729287

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.