Sara Johnson, MD
NPI 1639450638 · Public Health & General Preventive Medicine Physician · Redondo Beach, CA
Sara Johnson, MD is a Public Health & General Preventive Medicine Physician provider in Redondo Beach, CA (NPI 1639450638).
Provider details
- NPI number
- 1639450638
- Entity type
- Individual
- Primary specialty
- Public Health & General Preventive Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A117896 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2011-09-02
- Last updated
- 2020-07-23
- Certified
- 2020-07-23
Frequently asked questions
- What is Sara Johnson's NPI number?
- Sara Johnson's National Provider Identifier (NPI) is 1639450638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sara Johnson's specialty?
- Sara Johnson is listed in the NPPES registry with a primary specialty of Public Health & General Preventive Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sara Johnson located?
- Sara Johnson's practice location on file with NPPES is 514 N Prospect Ave, Redondo Beach, CA 90277-3036.
- What is Sara Johnson's phone number?
- The practice phone number listed in the NPPES registry for Sara Johnson is (310) 937-8555.
- Is Sara Johnson's NPI active?
- Yes — Sara Johnson's NPI (1639450638) is active in the NPPES registry as of the last update on 2020-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.