C Stephen Johnson, OD FAAO
NPI 1902804875 · Optometrist · San Ramon, CA
C Stephen Johnson, OD FAAO is a Optometrist provider in San Ramon, CA (NPI 1902804875).
Provider details
- NPI number
- 1902804875
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD FAAO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5287T (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
21 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$142 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-13
- Last updated
- 2008-10-14
Frequently asked questions
- What is C Stephen Johnson's NPI number?
- C Stephen Johnson's National Provider Identifier (NPI) is 1902804875, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is C Stephen Johnson's specialty?
- C Stephen Johnson is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is C Stephen Johnson located?
- C Stephen Johnson's practice location on file with NPPES is 2551 San Ramon Valley Blv, San Ramon, CA 94583-1661.
- What is C Stephen Johnson's phone number?
- The practice phone number listed in the NPPES registry for C Stephen Johnson is (925) 743-1222.
- Is C Stephen Johnson's NPI active?
- Yes — C Stephen Johnson's NPI (1902804875) is active in the NPPES registry as of the last update on 2008-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.