Joseph Murphy, MD
NPI 1639257256 · Emergency Medicine Physician · South San Francisco, CA
Joseph Murphy, MD is a Emergency Medicine Physician provider in South San Francisco, CA (NPI 1639257256).
Provider details
- NPI number
- 1639257256
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G48273 (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
19 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
- 2006-11-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joseph Murphy's NPI number?
- Joseph Murphy's National Provider Identifier (NPI) is 1639257256, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Murphy's specialty?
- Joseph Murphy is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Murphy located?
- Joseph Murphy's practice location on file with NPPES is 1200 El Camino Real, South San Francisco, CA 94080-3208.
- What is Joseph Murphy's phone number?
- The practice phone number listed in the NPPES registry for Joseph Murphy is (650) 742-2000.
- Is Joseph Murphy's NPI active?
- Yes — Joseph Murphy's NPI (1639257256) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.