William G Grehan, MD in Melrose Park, IL

William G Grehan, MD is a medicare enrolled "Anesthesiology" physician in Melrose Park, Illinois. He graduated from medical school in 1992 and has 34 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Black Hills Surgical Hospital Llc, Cep America - Anesthesia Pc, Advocate Health And Hospitals Corporation, Midwest Anesthesia Providers Sc, Gottlieb Midwest Anesthesiologists, Llc and his current practice location is 701 W North Ave, Melrose Park, Illinois. You can reach out to his office (for appointments etc.) via phone at (708) 681-3202.

William G Grehan is licensed to practice in South Carolina (license number 89895) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1417961061.

Contact Information

	William G Grehan, MD
	701 W North Ave, Melrose Park, IL 60160-1612
	(708) 681-3202
	Not Available

Map and Direction

Physician's Profile

Full Name	William G Grehan
Gender	Male
Speciality	Anesthesiology
Experience	34 Years
Location	701 W North Ave, Melrose Park, Illinois
Accepts Medicare Assignments	Yes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

William G Grehan graduated from medical school in 1992

NPI Data:

NPI Number: 1417961061
Provider Enumeration Date: 07/28/2006
Last Update Date: 04/22/2025

Medicare PECOS Information:

PECOS PAC ID: 2466353289
Enrollment ID: I20251204004745

Medical Identifiers

Medical identifiers for William G Grehan such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1417961061	NPI	-	NPPES
36082615	Medicaid	IL

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207L00000X	Anesthesiology	036-082615 (Illinois)	Secondary
207LP2900X	Anesthesiology - Pain Medicine	036-082615 (Illinois)	Secondary
207L00000X	Anesthesiology	89895 (South Carolina)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Hilton Head Regional Medical Center	Hilton head island, SC	Hospital
Advocate Christ Hospital & Medical Center	Oak lawn, IL	Hospital
Adventist La Grange Memorial Hospital	La grange, IL	Hospital
Memorial Hospital	Belleville, IL	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Black Hills Surgical Hospital Llc	5496742835	73
Cep America - Anesthesia Pc	3678897915	849
Advocate Health And Hospitals Corporation	7810800935	3066
Midwest Anesthesia Providers Sc	9830480581	189
Gottlieb Midwest Anesthesiologists, Llc	8123929940	45

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. William G Grehan is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing Address	Practice Location Address
William G Grehan, MD 1121 Lake Cook Rd, Ste M, Deerfield, IL 60015-5234 Ph: (847) 945-4550	William G Grehan, MD 701 W North Ave, Melrose Park, IL 60160-1612 Ph: (708) 681-3202

Reviews and Comments

Anesthesiology Doctors in Melrose Park, IL

Tamara Rendulic, M.D. Anesthesiology Medicare: Accepting Medicare Assignments Practice Location: 1225 W Lake St, Westlake Hospital / Anesthesia Department, Melrose Park, IL 60160 Phone: 708-681-3000
Evin Aryan Koleini, Anesthesiology Medicare: Accepting Medicare Assignments Practice Location: 701 W North Ave, Melrose Park, IL 60160 Phone: 708-538-4934 Fax: 708-538-5328
Steve In-hyuk Ro, Anesthesiology Medicare: Accepting Medicare Assignments Practice Location: 701 W North Ave, Melrose Park, IL 60160 Phone: 312-560-2655
John Paul Sims, MD Anesthesiology Medicare: Accepting Medicare Assignments Practice Location: 701 W North Ave, Melrose Park, IL 60160 Phone: 708-681-3202
Rebecca Aureus, MD Anesthesiology Medicare: May Accept Medicare Assignments Practice Location: 701 West North Avenue, Melrose Park, IL 60160 Phone: 708-681-3202
Michael Alan King, M.D. Anesthesiology Medicare: Accepting Medicare Assignments Practice Location: 1225 West Lake Street, Melrose Park, IL 60160 Phone: 708-681-3000 Fax: 708-783-0920

William G Grehan, MD - Medicare Anesthesiology in Melrose Park, IL