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MR. RONALD RUFF PH.D.
NPI 1487718235
Clinical Neuropsychologist in San Francisco, CA

Active since December 19, 2006
909 HYDE ST, SUITE 620, SAN FRANCISCO, CA 94109(415) 771-7833(415) 922-5849 Get Directions Write a Review

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

About Mr. Ronald Ruff Ph.d. NPPES

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

MR. RONALD RUFF PH.D. (NPI 1487718235) is an individual clinical neuropsychologist in San Francisco, California, licensed in California (PSY 7059) and active in the NPI registry since December 2006.

NPPES Registry Identity

NPI1487718235
Entity TypeIndividualMale
Primary Taxonomy103G00000X
Provider Legal NameMR. RONALD RUFFCredential: PH.D.
Location Address909 HYDE ST, SUITE 620San Francisco, CA 94109-4822
Mailing Address909 Hyde St, Suite 620San Francisco, CA 94109-4822 · (415) 771-7833 · Fax (415) 922-5849
Phone(415) 771-7833
Fax(415) 922-5849
Sole ProprietorYes
Enumeration DateDecember 19, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1487718235 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers
Taxonomy Code103G00000X
License✔ Licensed in CA · PSY 7059
Definition
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
909 HYDE ST, San Francisco, CA 94109
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Other Providers at the Same Location NPPES 20

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

DR. PATRICIA JEAN GALAMBA MD
Family Medicine
909 HYDE ST, SUITE 410
SAN FRANCISCO, CA 94109
San Francisco County (415) 928-4920
PAUL HEIM MD
Psychiatry & Neurology (Psychiatry)
909 HYDE ST, SUITE 428
SAN FRANCISCO, CA 94109
San Francisco County (415) 567-2268
DR. MARCEL A. JORNA DDS
Dentist (General Practice)
909 HYDE ST, SUITE 406
SAN FRANCISCO, CA 94109
San Francisco County (415) 928-4844
GUY R ENGELMANN M.D.
Surgery (Plastic and Reconstructive Surgery)
909 HYDE ST, SUITE # 615
SAN FRANCISCO, CA 94109
San Francisco County (415) 441-5000
DR. JOSEPH T SPAULDING M.D.
Specialist
909 HYDE ST, SUITE 222
SAN FRANCISCO, CA 94109
San Francisco County (415) 441-3155
DR. LESLEY JOEL WOLFF DPM MS
Podiatrist
909 HYDE ST, STE 230
SAN FRANCISCO, CA 94109
San Francisco County (415) 474-3668
GARY L. AGUILAR, M.D. INC.
Clinic/Center
909 HYDE ST, SUITE 530
SAN FRANCISCO, CA 94109
San Francisco County (415) 775-3392
DR. JAMES YANG SOONG M.D.
Psychiatry & Neurology (Neurology)
909 HYDE ST, SUITE 234
SAN FRANCISCO, CA 94109
San Francisco County (415) 771-3040

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 Ronald Ruff's NPI number?

The NPI number for Ronald Ruff is 1487718235. It was assigned to this individual provider in the NPPES registry on December 19, 2006.

Where is Ronald Ruff located?

Ronald Ruff practices at 909 Hyde St Suite 620, San Francisco, CA 94109. The listed phone number is (415) 771-7833.

What is Ronald Ruff's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

When was this NPI record last updated?

The NPPES record for Ronald Ruff 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.