Physician Profile
Joseph S. Chan, M.D. is a healthcare provider in Fontana, CA specializing in hematology & oncology. Joseph trained at Vanderbilt University School of Medicine, graduating in 2001. According to Medicare claims data, the services billed most often include infusion, normal saline solution , 1000 cc.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
9985 SIERRA AVE
Fontana, CA 92335
Within Hematology and Oncology 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
Advanced Cancers
Blood & Lymph Disorders
Blood Cancers
Blood Disorders
Blood disorders
Bone & Soft Tissue Cancers
Digestive Cancers
Endocrine Cancers
Endocrine tumors
Gastrointestinal cancer
General oncology
Genetic Blood Disorders
Gynecologic cancer
Gynecologic Cancers
Head & Neck Cancers
Head and neck cancer
Neurologic Cancers
Oncologic emergencies
Ophthalmologic oncology
Skin cancer
Skin Cancers
Urologic Cancers
Most searched procedures
Biopsies & Diagnostics
Blood disorder care
Cancer Therapies
Cancer therapy
Cellular Therapies
Consultations
Diagnostic testing
Hematology Treatments
Imaging
Infusions
Interventional oncology
Supportive Cancer Care
Supportive cancer care
Surgical & Vascular Access
Testing & Genetics
Vascular access care
39 services · 14 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Infusion, normal saline solution , 1000 cc | Drug given | J7030 |
39 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Joseph S. Chan is a cancer specialist in Fontana, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.
NPI registry
Joseph S. Chan is listed at 9985 Sierra Ave, Fontana, CA 92335. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (909) 427-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Joseph S. Chan's National Provider Identifier is 1497796189. 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
Joseph S. Chan attended Vanderbilt University School of Medicine, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
Joseph S. Chan has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Joseph S. Chan the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. 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 Joseph S. Chan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.