Provider Profile
Based in Colton, CA, Julian Choi is listed in the NPI registry under internal medicine. Julian is also listed as specializing in critical care medicine. Medicare claims data shows Julian provided 726 services to 349 patients. The services billed most often include critical care, first 30-74 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes. NPI 1730506395 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
400 N PEPPER AVE
Colton, CA 92324
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
726 services · 349 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Emergent insertion of breathing tube into windpipe using an endoscope | Procedure | 31500 |
15 | As often as other peers in Internal Medicine |
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
13 | Less often than most peers in Internal Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
390 | More than most peers in Internal Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
156 | As often as other peers in Internal Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
91 | As often as other peers in Internal Medicine |
| Critical care, each additional 30 minutes | Office visit | 99292 |
48 | More often than most peers in Internal Medicine |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
13 | Less often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Julian Choi is an internist in Colton, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Julian Choi is listed at 400 N Pepper Ave, Colton, CA 92324. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (909) 580-6266. Contact the office directly to confirm availability and scheduling.
NPI registry
Julian Choi's National Provider Identifier is 1730506395. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Julian Choi attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
Julian Choi has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Julian Choi performs procedures including emergent insertion of breathing tube into windpipe using an endoscope and insertion of non-tunneled central venous tube for infusion, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Julian Choi. If this is you, claiming it is free.
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