1. Home
  2. Directory
  3. California
  4. Hemet
  5. Counselor
  6. NPI Profile

MR. NATHANIEL MARK TOLLEFSON
NPI 1093850703
Counselor - Addiction (Substance Use Disorder) in Hemet, CA

Active since February 20, 2007
650 N STATE ST, HEMET, CA 92543(951) 791-3350 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. Nathaniel Mark Tollefson NPPES

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

MR. NATHANIEL MARK TOLLEFSON (NPI 1093850703) is an individual addiction (substance use disorder) provider in Hemet, California and active in the NPI registry since February 2007.

NPPES Registry Identity

NPI1093850703
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameMR. NATHANIEL MARK TOLLEFSON
Location Address650 N STATE STHemet, CA 92543-2960
Mailing Address1097 N State St, #162Hemet, CA 92543-1514 · (951) 652-7068
Phone(951) 791-3350
Sole ProprietorNo
Enumeration DateFebruary 20, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1093850703 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
650 N STATE ST, Hemet, CA 92543
Open in Google Maps ↗

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.

FLOCERFIDA B DEJESUS MD
Psychiatry & Neurology (Psychiatry)
650 N STATE ST
HEMET, CA 92543
Riverside County (951) 791-3300
MR. IGNACIO SAUCEDO RUIZ
Counselor (Mental Health)
650 N STATE ST
HEMET, CA 92543
Riverside County (951) 791-3300
MISS JANELLE ILEANA ZAVALA
Licensed Vocational Nurse
650 N STATE ST
HEMET, CA 92543
Riverside County (951) 791-3300
MRS. MARY ELLEN COLE R.N.
Registered Nurse (Psychiatric/Mental Health, Adult)
650 N STATE ST
HEMET, CA 92543
Riverside County (951) 791-3300
DR. KEI SHARNCY TIGGS PHD
Psychologist
650 N STATE ST
HEMET, CA 92543
Riverside County (951) 840-5856
YESENIA A ORENDAY
Rehabilitation Practitioner
650 N STATE ST
HEMET, CA 92543
Riverside County (951) 791-3300
DR. JULIE ANN THOMAS M.D.
Psychiatry & Neurology (Psychiatry)
650 N STATE ST
HEMET, CA 92543
Riverside County (949) 584-2059
BEATRIZ REYES
Peer Specialist
650 N STATE ST
HEMET, CA 92543
Riverside County (951) 791-3300

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 Nathaniel Tollefson's NPI number?

The NPI number for Nathaniel Tollefson is 1093850703. It was assigned to this individual provider in the NPPES registry on February 20, 2007.

Where is Nathaniel Tollefson located?

Nathaniel Tollefson practices at 650 N State St, Hemet, CA 92543. The listed phone number is (951) 791-3350.

What is Nathaniel Tollefson's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Nathaniel Tollefson 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.