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Active NPI 1336336700 Individual Practitioner Male Practitioner

Dr. Christopher Koon Sing Jong , MD

Internal Medicine • South Pasadena, CA

Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

Professional Overview & Biography Verified Profile Summary

Dr. Christopher Jong, MD is a registered healthcare professional specializing in Internal Medicine in South Pasadena, CA. Official NPI practice address is registered at 1616 FAIR OAKS AVE.

Practice Location & Contact Primary Location

Practice Address

1616 Fair Oaks Ave
# 14

South Pasadena, CA 910304739

Telephone 6268183112

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in South Pasadena, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 33.0 Yrs
State Avg: 26.6 Yrs
Regional Practice Density
7 Specialists

Practicing in South Pasadena, CA (18502 Statewide)

Telehealth Adoption Rate
14.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2026-07-29
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CA A94265

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.

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events
📍
Updated Practice Location June 13, 2024

Registered at 1616 FAIR OAKS AVE, # 14, SOUTH PASADENA, CA 910304739 (Tel: 6268183112)

NPI Profile Active October 01, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location October 01, 2007

Registered at 100 W CALIFORNIA BLVD, MEDICAL EDUCATION DEPT., PASADENA, CA 911053010 (Tel: 6263975160)

📍
Updated Business Mailing Address October 01, 2007

Registered at 1616 FAIR OAKS AVE, # 14, SOUTH PASADENA, CA 910304739 (Tel: 6268183112)

👤
Provider Name / Credentials Updated October 01, 2007

Recorded as CHRISTOPHER JONG, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 01, 2007

Internal Medicine (License #A94265 in CA)

🟢
Initial NPI Registration & Enumeration October 01, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1336336700
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: October 01, 2007
Last Update: July 29, 2026
Sole Proprietor: Yes

Mailing Address

1616 Fair Oaks Ave, # 14

South Pasadena, CA 910304739

Phone: 6268183112

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.