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

Tsuling Chang MD a Professional Corporation

Organization Dermatology Physician · NPI 1235368523

Tsuling Chang MD a Professional Corporation provides Dermatology Physician services in San Ramon, California. Registered with an NPI since 2009.

In the registry since
2009

Practice location Address checks out

5601 Norris Canyon Rd
San Ramon, CA 94583-5407 Not confirmed with CMS for 17 years — call before visiting
Phone: (925) 866-6680
Show map & directions

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

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X

Record details

NPI number1235368523
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official T Chang — President · (925) 866-6680
NPI enumeratedJuly 8, 2009
Last updated in NPPESJuly 8, 2009
Mailing addressPo Box 282, Danville, CA 94526-0282

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