Matthew Naythons, MD
NPI 1033457684 · Emergency Medicine Physician · Sausalito, CA
Matthew Naythons, MD is a Emergency Medicine Physician provider in Sausalito, CA (NPI 1033457684).
Provider details
- NPI number
- 1033457684
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A25436 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-01-16
- Last updated
- 2013-01-16
Frequently asked questions
- What is Matthew Naythons's NPI number?
- Matthew Naythons's National Provider Identifier (NPI) is 1033457684, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Naythons's specialty?
- Matthew Naythons is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Naythons located?
- Matthew Naythons's practice location on file with NPPES is 180 Harbor Dr, Sausalito, CA 94965-2844.
- What is Matthew Naythons's phone number?
- The practice phone number listed in the NPPES registry for Matthew Naythons is (415) 332-0808.
- Is Matthew Naythons's NPI active?
- Yes — Matthew Naythons's NPI (1033457684) is active in the NPPES registry as of the last update on 2013-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.