NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Laura Mullen, MD

Sleep Medicine (Internal Medicine) Physician in Novato, CA · enumerated 2021 · practices at Darya Soto MD Inc.

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

National Provider Identifier

1992373930

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Laura Mullen
Credential MD
Sex Female
Practice address 100 Rowland Way Ste 300, Novato, CA, 94945
Phone (415) 878-0225
Fax (415) 878-0215
Enumeration date Jun 16, 2021
Last updated in NPPES May 22, 2026

Taxonomy & licenses

2084N0400X Neurology Physician Allopathic & Osteopathic Physicians · License A201869 (CA) Secondary
207RS0012X Sleep Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License A201869 (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 Laura Mullen?
The National Provider Identifier (NPI) for Laura Mullen is 1992373930, a Type 1 (individual) record in the CMS NPPES registry.
Where does Laura Mullen practice?
The practice location on file with NPPES is in Novato, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-05-22.