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Physician Profile

Harold L. Mast, MD

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At a glance

About Dr. Mast

Harold L. Mast, MD practices vascular & interventional radiology in West Orange, NJ. According to Medicare claims data, Harold cared for 281 Medicare patients across 599 services. The services billed most often include insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist, established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more, and ultrasound evaluation of blood vessel with review by radiologist, initial vessel. The provider's National Provider Identifier (NPI) is 1396790820.

Factual summary compiled by Guide.md from public records; not written by this provider.

Education & Training

Medical School Other Graduated: 1985

Credentials & Licensing

NJ licenceAs reported to the NPI registry
No. 25MA05935000As reported
NPINational Provider Identifier
1396790820Issued 2006

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
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. Mast's specialty?

Dr. Mast is an interventional radiologist in West Orange, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular & Interventional Radiology”.

NPI registry

Where can I find Dr. Mast?

Dr. Mast is listed at 741 Northfield Ave Suite 105, West Orange, NJ 07052. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Mast?

The number on file is (973) 243-9729. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Mast's NPI number?

Dr. Mast's National Provider Identifier is 1396790820. 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. Mast's medical education?

Dr. Mast attended Other, graduating in 1985. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Mast been practicing?

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

CMS public data

What is Dr. Mast known for?

According to Medicare billing data, Dr. Mast performs procedures including insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist, ultrasound evaluation of blood vessel with review by radiologist, initial vessel and balloon dilation of dialysis segment with review by radiologist, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Dr. Mast confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mast. If this is you, claiming it is free.

Guide.md

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