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

Dr. John Hessl

Individual provider Urology Physician · NPI 1235215971

Dr. John Hessl is an Urology Physician in San Mateo, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006

Practice location Address checks out

101 So San Mateo Dr Ste 205
San Mateo, CA 94401
Phone: (650) 348-7770
Fax: (650) 348-0166
Show map & directions

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

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence G14798 (CA)

Record details

NPI number1235215971
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedOctober 27, 2006
Last updated in NPPESJuly 8, 2007
Mailing address101 So San Mateo Dr, Suite 205, San Mateo, CA 94401

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