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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.

ARUN SITSABESHON
NPI 1871432856
Internal Medicine in San Diego, CA

Active since March 26, 2026
200 W ARBOR DR # MC8425, SAN DIEGO, CA 92103(619) 543-6268 Get Directions Write a Review

NPPES record last updated: June 30, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Arun Sitsabeshon NPPES

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

ARUN SITSABESHON (NPI 1871432856) is an individual internal medicine provider in San Diego, California, licensed in California (20861) and active in the NPI registry since March 2026.

NPPES Registry Identity

NPI1871432856
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameARUN SITSABESHON
Location Address200 W ARBOR DR # MC8425San Diego, CA 92103-1911
Mailing Address546 Myrtle AveAlbany, NY 12208-3954
Phone(619) 543-6268
Sole ProprietorNo
Enumeration DateMarch 26, 2026
Last NPPES UpdateJune 30, 2026
NPPES CertifiedJune 30, 2026
✔ NPI 1871432856 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · 20861
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
200 W ARBOR DR # MC8425, San Diego, CA 92103
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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.

BETIAL ASMEROM
Internal Medicine
200 W ARBOR DR # MC8425
SAN DIEGO, CA 92103
San Diego County (619) 543-6268
KIMBERLY ANAHY GONZALEZ DAVALOS MD
Student in an Organized Health Care Education/Training Program
200 W ARBOR DR # MC8425
SAN DIEGO, CA 92103
San Diego County (619) 543-6268
CHRISTIAN MAKAR MD, MPH
Student in an Organized Health Care Education/Training Program
200 W ARBOR DR # MC8425
SAN DIEGO, CA 92103
San Diego County (619) 543-6268
LANA BRIDI MD
Internal Medicine
200 W ARBOR DR # MC8425
SAN DIEGO, CA 92103
San Diego County (619) 543-6268
ARMON AZIZI MD
Student in an Organized Health Care Education/Training Program
200 W ARBOR DR # MC8425
SAN DIEGO, CA 92103
San Diego County (619) 543-6268
LAUREN CROWTHER MD
Internal Medicine
200 W ARBOR DR # MC8425
SAN DIEGO, CA 92103
San Diego County (619) 543-6268
MATTHEW CHAN
Internal Medicine
200 W ARBOR DR # MC8425
SAN DIEGO, CA 92103
San Diego County (619) 543-6268
WILLIAM BERTEL FLEMING
Student in an Organized Health Care Education/Training Program
200 W ARBOR DR # MC8425
SAN DIEGO, CA 92103
San Diego County (619) 543-6268

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 Arun Sitsabeshon's NPI number?

The NPI number for Arun Sitsabeshon is 1871432856. It was assigned to this individual provider in the NPPES registry on March 26, 2026.

Where is Arun Sitsabeshon located?

Arun Sitsabeshon practices at 200 W Arbor Dr # Mc8425, San Diego, CA 92103. The listed phone number is (619) 543-6268.

What is Arun Sitsabeshon's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Arun Sitsabeshon was last updated on June 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 39 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.