Kathryn Johnson, MD
NPI 1427255868 · Neonatal-Perinatal Medicine Physician · San Diego, CA
Kathryn Johnson, MD is a Neonatal-Perinatal Medicine Physician provider in San Diego, CA (NPI 1427255868).
Provider details
- NPI number
- 1427255868
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A100214 (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
- 2007-06-29
- Last updated
- 2018-12-12
Frequently asked questions
- What is Kathryn Johnson's NPI number?
- Kathryn Johnson's National Provider Identifier (NPI) is 1427255868, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Johnson's specialty?
- Kathryn Johnson is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Johnson located?
- Kathryn Johnson's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Kathryn Johnson's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Johnson is (800) 926-8273.
- Is Kathryn Johnson's NPI active?
- Yes — Kathryn Johnson's NPI (1427255868) is active in the NPPES registry as of the last update on 2018-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.