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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

HAORAN SUN
NPI 1154024990
Psychiatry & Neurology - Neurology in Stockton, CA

Active since March 22, 2023
1800 N CALIFORNIA ST, STOCKTON, CA 95204(209) 547-7140 Get Directions Write a Review

NPPES record last updated: October 15, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 15, 2026, Mar 22, 2023 (2 updates tracked since 2023).

About Haoran Sun NPPES

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

HAORAN SUN (NPI 1154024990) is an individual neurology provider in Stockton, California, licensed in California (20A25729) and active in the NPI registry since March 2023.

NPPES Registry Identity

NPI1154024990
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameHAORAN SUN
Location Address1800 N CALIFORNIA STStockton, CA 95204-6019
Mailing Address1800 N California StStockton, CA 95204-6019 · (209) 547-7140
Phone(209) 547-7140
Sole ProprietorNo
Enumeration DateMarch 22, 2023
Last NPPES UpdateOctober 15, 20262 updates tracked since enumeration
NPPES CertifiedOctober 15, 2026
✔ NPI 1154024990 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in CA · 20A25729
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
1800 N CALIFORNIA ST, Stockton, CA 95204
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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.

DEEPAK GIR MD
Internal Medicine
1800 N CALIFORNIA ST
STOCKTON, CA 95204
San Joaquin County (209) 547-7177
PRIYADEEP KANG MD
Student in an Organized Health Care Education/Training Program
1800 N CALIFORNIA ST
STOCKTON, CA 95204
San Joaquin County (209) 547-7181
NANCY THI NGUYEN CF-SLP
Speech-Language Pathologist
1800 N CALIFORNIA ST
STOCKTON, CA 95204
San Joaquin County (209) 943-2000
DR. VALERIE DEJESUS MD
Anesthesiology
1800 N CALIFORNIA ST
STOCKTON, CA 95204
San Joaquin County (209) 547-5716
LARRY GEORGE OTTERSTETTER DO
Student in an Organized Health Care Education/Training Program
1800 N CALIFORNIA ST
STOCKTON, CA 95204
San Joaquin County (209) 547-7181
SHUBHPREET KAUR SOHAL
Nurse Practitioner (Family)
1800 N CALIFORNIA ST
STOCKTON, CA 95204
San Joaquin County (209) 466-0456
RONLI LEVI RD
Dietitian, Registered
1800 N CALIFORNIA ST
STOCKTON, CA 95204
San Joaquin County (209) 467-5356
JOSEPH HOWARD HOFFMAN DO
Emergency Medicine
1800 N CALIFORNIA ST
STOCKTON, CA 95204
San Joaquin County (209) 943-2000

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 Haoran Sun's NPI number?

The NPI number for Haoran Sun is 1154024990. It was assigned to this individual provider in the NPPES registry on March 22, 2023.

Where is Haoran Sun located?

Haoran Sun practices at 1800 N California St, Stockton, CA 95204. The listed phone number is (209) 547-7140.

What is Haoran Sun's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

When was this NPI record last updated?

The NPPES record for Haoran Sun was last updated on October 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days 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.