Physician Profile

William G. Grehan, MD

Unclaimed Profile

About Dr. Grehan

Based in Melrose Park, IL, William G. Grehan, MD is listed in the NPI registry under anesthesiology. William is also listed as specializing in anesthesiology — pain medicine. Medicare claims data shows William provided 304 services to 298 patients. The services billed most often include injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve), anesthesia for procedure for total knee joint replacement, and injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus).

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

Medical School Other Graduated: 1992

Specialty

Anesthesiology (Primary)
Anesthesiology — Pain Medicine (Additional)
Anesthesiology (Additional)

Credentials & Licensing

IL license036-082615
SC license89895
NPI1417961061
NPI issued07/28/2006

Source: NPPES NPI Registry

Common questions

What is Dr. Grehan's specialty?

Dr. Grehan is an anesthesiologist in Melrose Park, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.

NPI registry

Where can I find Dr. Grehan?

Dr. Grehan is listed at 701 W North Ave, Melrose Park, IL 60160. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Grehan?

The number on file is (708) 681-3202. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Dr. Grehan?

Dr. Grehan's National Provider Identifier is 1417961061. 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. Grehan's medical education?

Dr. Grehan attended Other, graduating in 1992. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Dr. Grehan have?

Dr. Grehan has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.

CMS public data

What is Dr. Grehan known for?

According to Medicare billing data, Dr. Grehan performs procedures including injection of anesthetic agent and/or steroid into thigh nerve, injection of anesthetic agent and/or steroid into arm nerve bundle and injection of anesthetic agent and/or steroid into knee nerve branch using imaging guidance; reads or performs imaging such as ultrasonic guidance for needle placement; provides treatments such as anesthesia for procedure for total knee joint replacement and anesthesia for total hip replacement. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Dr. Grehan's profile verified?

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