Individual
MARK JOSEPH SANFORD
Active
Individual
MARK JOSEPH SANFORD
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MS, CCC-A
Taxonomy
Speciality
Code
Description
License number
State
231H00000X
Audiologist
AU1138
CA
237600000X
Audiologist-Hearing Aid Fitter
Primary
AU1138
CA
Other
Other identifiers
Code
Description
Identifier
Issuer
State
01
—
171779400
DEPT. OF LABOR
—
01
—
AU0011380
UNITED HEALTHCARE
—
05
—
AU0011380
—
CA
01
—
HA0025060
BLUE SHIELD OF CA
CA
Enumeration date
11/28/2006
Last updated
11/24/2025
Update your record
If you believe information in your NPPES record is inaccurate, or if you wish to update or deactivate your NPI, you can do so directly with CMS at https://nppes.cms.hhs.gov.
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Sign up