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Edit this profileAt a glance
- 401 Paradise Rd, #E, Modesto, CA 95351
About Dr. Chang
Based in Modesto, CA, Chun J. Chang, M.D. is listed in the NPI registry under emergency medicine. Chun graduated from University of California, Geffen School of Medicine in 2006. Chun is also listed as specializing in family medicine and physical medicine & rehabilitation. According to Medicare claims data, Chun cared for 915 Medicare patients across 949 services. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, emergency department visit with high level of medical decision making, and critical care, first 30-74 minutes. NPI 1003015462 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (209) 558-5107
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
401 PARADISE RD #E
Modesto, CA 95351
Conditions Commonly Evaluated or Treated
Within Emergency 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.
Conditions
Bites & Stings
Brain & Nerves
- Delirium
- Stroke
- Fainting and syncope
- Seizure in Child
- Severe headache or sudden migraine
- Status epilepticus
- Transient ischemic attack
Endocrine & Metabolic
Eye Care
Injuries & Trauma
- Animal or dog bite
- Bone fractures
- Deep cut or wound
- Dislocated joint
- Severe burn
- Sprains and muscle strains
- Traumatic brain injury
Rashes & allergy
Skin & Infections
Urinary & Bladder
Women's Health
Abdomen & Digestion
Allergy & Immune
Allergy & Immunology
Blood & Circulation
Breathing
Digestion & Stomach
Ear, Nose & Throat
Environmental
Eye Emergency
General Emergency
Heart & Chest
Heart & Circulation
Heart & Lungs
Infections & Illness
Lungs & Breathing
Men's Health
Poisoning & Environmental
Poisoning & Toxins
Spine & Back
Urinary & Kidney
Procedures & services
Abdominal Procedures
Breathing & Airway
Critical Care
Diagnostic testing
Diagnostics
Ear, Nose & Throat
Eye & ENT
Heart & Diagnostics
Imaging & Diagnostics
Injections & Vaccines
Kidney Care
Lung & Respiratory
Medications
Mental Health
Minor Procedures
- Nasal cautery for nosebleeds
- Tick Removal
- Urinary catheter insertion
- Fishhook or embedded splinter removal
- Incision and drainage of an abscess
Minor Trauma
Orthopedics
Poisoning & Toxicology
Specialized Care
Stroke & Vascular
Toxicology
Women's Health
Wound Care
- Burn dressing and care
- Skin glue for cuts
- Stitches and Laceration Repair
- Wound cleaning and debridement
- Wound stapling
Airway & Breathing
Anesthesia & Sedation
Digestive Care
Eye Care
Heart Care
Orthopedic Procedures
Supportive Care
Procedures Most Often Billed to Medicare
949 services · 915 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Emergent insertion of breathing tube into windpipe using an endoscope | Procedure | 31500 |
23 | More than most peers in Emergency Medicine |
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
20 | More often than most peers in Emergency Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
323 | More than most peers in Emergency Medicine |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
315 | More often than most peers in Emergency Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
189 | More than most peers in Emergency Medicine |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
79 | More often than most peers in Emergency Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other emergency physicians in Modesto 8
Same specialty, same city.
Trained at University of California, Geffen School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2006 at University of California, Geffen School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Emergent insertion of breathing tube into windpipe using an endoscope 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Chun J. Chang specialize in?
Chun J. Chang is an emergency physician in Modesto, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.
NPI registry
Where is Chun J. Chang located?
Chun J. Chang is listed at 401 Paradise Rd #E, Modesto, CA 95351. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Chun J. Chang's phone number?
The number on file is (209) 558-5107. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Chun J. Chang's NPI number?
Chun J. Chang's National Provider Identifier is 1003015462. 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
Where did Chun J. Chang train?
Chun J. Chang attended University of California, Geffen School of Medicine, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How long has Chun J. Chang been practicing?
Chun J. Chang has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What does Chun J. Chang do most often?
According to Medicare billing data, Chun J. Chang performs procedures including emergent insertion of breathing tube into windpipe using an endoscope and insertion of non-tunneled central venous tube for infusion; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Chun J. Chang confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Chun J. Chang. If this is you, claiming it is free.
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