Raphael Guzman, M.D.
NPI 1366639858 · Neurological Surgery Physician · Stanford, CA
Raphael Guzman, M.D. is a Neurological Surgery Physician provider in Stanford, CA (NPI 1366639858).
Provider details
- NPI number
- 1366639858
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- F5409 (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
18 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
- 2007-09-27
- Last updated
- 2007-09-27
Frequently asked questions
- What is Raphael Guzman's NPI number?
- Raphael Guzman's National Provider Identifier (NPI) is 1366639858, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Raphael Guzman's specialty?
- Raphael Guzman is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Raphael Guzman located?
- Raphael Guzman's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Raphael Guzman's phone number?
- The practice phone number listed in the NPPES registry for Raphael Guzman is (650) 497-8775.
- Is Raphael Guzman's NPI active?
- Yes — Raphael Guzman's NPI (1366639858) is active in the NPPES registry as of the last update on 2007-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.