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DR. JOHN HESSL
NPI 1235215971
Urology in San Mateo, CA

Active since October 27, 2006
101 SO SAN MATEO DR, SUITE 205, SAN MATEO, CA 94401(650) 348-7770(650) 348-0166 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. John Hessl NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN HESSL (NPI 1235215971) is an individual urology provider in San Mateo, California, licensed in California (G14798) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1235215971
Entity TypeIndividualMale
Primary Taxonomy208800000X
Provider Legal NameDR. JOHN HESSL
Location Address101 SO SAN MATEO DR, SUITE 205San Mateo, CA 94401
Mailing Address101 So San Mateo Dr, Suite 205San Mateo, CA 94401 · (650) 348-7770 · Fax (650) 348-0166
Phone(650) 348-7770
Fax(650) 348-0166
Sole ProprietorNo
Enumeration DateOctober 27, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1235215971 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians
Taxonomy Code208800000X
License✔ Licensed in CA · G14798
Definition
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.
101 SO SAN MATEO DR, San Mateo, CA 94401
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Other Identifiers 2

Medicare ID-Type UnspecifiedG14798
Medicare UPINA39343

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BAY AREA UROLOGY MEDICAL GROUP
Urology
101 SO SAN MATEO DR, SUITE 205
SAN MATEO, CA 94401
San Mateo County (650) 348-7770
MILLS-PENINSULA HEALTH SERVICES
Skilled Nursing Facility
101 SO SAN MATEO DR
SAN MATEO, CA 94401
San Mateo County (650) 696-5400

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Hessl's NPI number?

The NPI number for John Hessl is 1235215971. It was assigned to this individual provider in the NPPES registry on October 27, 2006.

Where is John Hessl located?

John Hessl practices at 101 So San Mateo Dr Suite 205, San Mateo, CA 94401. The listed phone number is (650) 348-7770.

What is John Hessl's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

When was this NPI record last updated?

The NPPES record for John Hessl was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.