Johnson Ma, M.A., M.SC.
NPI 1679918775 · Student in an Organized Health Care Education/Training Program · San Mateo, CA
Johnson Ma, M.A., M.SC. is a Student in an Organized Health Care Education/Training Program provider in San Mateo, CA (NPI 1679918775).
Provider details
- NPI number
- 1679918775
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.A., M.SC.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
- Counselor101Y00000X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2013-05-02
- Last updated
- 2014-07-31
Frequently asked questions
- What is Johnson Ma's NPI number?
- Johnson Ma's National Provider Identifier (NPI) is 1679918775, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Johnson Ma's specialty?
- Johnson Ma is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Johnson Ma located?
- Johnson Ma's practice location on file with NPPES is 1950 Alameda De Las Pulgas, San Mateo, CA 94403-1222.
- What is Johnson Ma's phone number?
- The practice phone number listed in the NPPES registry for Johnson Ma is (650) 573-3571.
- Is Johnson Ma's NPI active?
- Yes — Johnson Ma's NPI (1679918775) is active in the NPPES registry as of the last update on 2014-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.