Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Steven Lloyd Ryan, DDS, MS

Individual provider Endodontics · NPI 1326122979

Dr. Steven Lloyd Ryan, DDS, MS is an Endodontics in Danville, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.
MS — Master of Science
A graduate science degree.

See every abbreviation used in this directory →

Practice location Address checks out

903 San Ramon Valley Blvd Ste 126
Danville, CA 94526
Phone: (209) 256-1507
Fax: (925) 552-0493
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2324 Santa Rita Rd Ste 5, Pleasanton, CA 94566-4150 — (925) 552-0490

Specialties & licences

Endodontics (primary) Taxonomy 1223E0200X · Licence 51995 (CA)

Record details

NPI number1326122979
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS , MS
Sole proprietorYes
NPI enumeratedOctober 24, 2006
Last updated in NPPESDecember 21, 2021
Certification dateDecember 21, 2021

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