Kathryn Mason, MD
NPI 1679640502 · Occupational Medicine Physician · Bakersfield, CA
Kathryn Mason, MD is a Occupational Medicine Physician provider in Bakersfield, CA (NPI 1679640502).
Provider details
- NPI number
- 1679640502
- Entity type
- Individual
- Primary specialty
- Occupational Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A61771 (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
- 2006-11-29
- Last updated
- 2008-09-23
Frequently asked questions
- What is Kathryn Mason's NPI number?
- Kathryn Mason's National Provider Identifier (NPI) is 1679640502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Mason's specialty?
- Kathryn Mason is listed in the NPPES registry with a primary specialty of Occupational Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Mason located?
- Kathryn Mason's practice location on file with NPPES is 3733 San Dimas St, Bakersfield, CA 93301-1407.
- What is Kathryn Mason's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Mason is (800) 353-5400.
- Is Kathryn Mason's NPI active?
- Yes — Kathryn Mason's NPI (1679640502) is active in the NPPES registry as of the last update on 2008-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.