Physician Profile

David Z. Chang, M.D., PhD

Unclaimed Profile

About Dr. Chang

Based in Newport News, VA, David Z. Chang, M.D., PhD is listed in the NPI registry under hematology & oncology. David graduated from Geisel School of Medicine at Dartmouth in 1998. According to Medicare claims data, David cared for 2,753 Medicare patients across 74,580 services. The services billed most often include injection, oxaliplatin, 0.5 mg, injection, darbepoetin alfa, 1 microgram (non-esrd use), and injection, azacitidine, 1 mg.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.

Education & Training

Specialty

Hematology & Oncology (Primary)

Credentials & Licensing

VA license0101244535
NPI1982718078
NPI issued08/18/2006

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.

Medicare information

Accepts Medicare assignmentYes
Telehealth reported to CMSYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What is Dr. Chang's specialty?

Dr. Chang is a cancer specialist in Newport News, VA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.

NPI registry

Where can I find Dr. Chang?

Dr. Chang is listed at 1051 Loftis Blvd Suite 100, Newport News, VA 23606. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Chang?

The number on file is (757) 873-9400. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Chang's NPI number?

Dr. Chang's National Provider Identifier is 1982718078. 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

What is Dr. Chang's medical education?

Dr. Chang attended Geisel School of Medicine at Dartmouth, graduating in 1998. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Chang been practicing?

Dr. Chang has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.

CMS public data

What is Dr. Chang known for?

According to Medicare billing data, Dr. Chang provides treatments such as injection of additional new drug or substance into vein and administration of chemotherapy into vein, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Dr. Chang confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chang. 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.