Physician Profile

Andrew L. Himelstein, MD

Unclaimed Profile

About Dr. Himelstein

Andrew L. Himelstein, MD is a healthcare provider in Newark, DE specializing in hematology & oncology. Andrew trained at Washington University School of Medicine, graduating in 1985. Andrew is also listed as specializing in family medicine. According to Medicare claims data, Andrew cared for 874 Medicare patients across 20,608 services. The services billed most often include injection, pembrolizumab, 1 mg, injection, denosumab, 1 mg, and injection, dexamethasone sodium phosphate, 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)
Hematology & Oncology (Additional)

Credentials & Licensing

DE licenseCI0003651
NPI1841269966
NPI issued03/14/2006

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

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 does Dr. Himelstein specialize in?

Dr. Himelstein is a cancer specialist in Newark, DE. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.

NPI registry

Where is Dr. Himelstein located?

Dr. Himelstein is listed at 4701 Ogletown Stanton Rd Suite 3400, Newark, DE 19713. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Himelstein's phone number?

The number on file is (302) 366-1200. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Himelstein's NPI number?

Dr. Himelstein's National Provider Identifier is 1841269966. 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 Dr. Himelstein go to medical school?

Dr. Himelstein attended Washington University School of Medicine, graduating in 1985. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Himelstein been practicing?

Dr. Himelstein has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.

CMS public data

What does Dr. Himelstein do most often?

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

Medicare claims

Has Dr. Himelstein confirmed this information?

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