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

Dr. Mark Ralph Sylvester, DDS

Individual provider General Practice Dentistry · NPI 1851396733

Dr. Mark Ralph Sylvester, DDS is a General Practice Dentistry in Hayward, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
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.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1680 B St Ste A
Hayward, CA 94541-3040
Phone: (510) 581-8366
Fax: (510) 581-8382
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 23568 (CA)

Record details

NPI number1851396733
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedJune 16, 2005
Last updated in NPPESJuly 13, 2026
Mailing address25500 Dario Ter, Hayward, CA 94541-5630

Other providers in Hayward