William I Parker, MD in Mason City, IA - Medicare Emergency Medicine

William I Parker, MD is a medicare enrolled "Emergency Medicine" physician in Mason City, Iowa. He graduated from medical school in 1991 and has 35 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Emergency Medicine Services Of Fl Llc and his current practice location is 1000 4th St Sw, Suite Er, Mason City, Iowa. You can reach out to his office (for appointments etc.) via phone at (641) 422-7234.

William I Parker is licensed to practice in Iowa (license number 28723) 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 1356459903.

Contact Information

	William I Parker, MD
	1000 4th St Sw, Suite Er, Mason City, IA 50401-2800
	(641) 422-7234
	(641) 422-6373

Map and Direction

Physician's Profile

Full Name	William I Parker
Gender	Male
Speciality	Emergency Medicine
Experience	35 Years
Location	1000 4th St Sw, Mason City, Iowa
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 I Parker graduated from medical school in 1991

NPI Data:

NPI Number: 1356459903
Provider Enumeration Date: 08/25/2006
Last Update Date: 10/11/2023

Medicare PECOS Information:

PECOS PAC ID: 6800783044
Enrollment ID: I20250203003538

Medical Identifiers

Medical identifiers for William I Parker such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1356459903	NPI	-	NPPES
2073189	Medicaid	IA
47792	Other	IA	WELLMARK

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207P00000X	Emergency Medicine	28723 (Iowa)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Mercyone North Iowa Medical Center	Mason city, IA	Hospital
Englewood Community Hospital	Englewood, FL	Hospital
Lake City Medical Center	Lake city, FL	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Emergency Medicine Services Of Fl Llc	8426413931	660

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. William I Parker allows following entities to bill medicare on his behalf.

Entity Name	Intensivist Medicine Services Of Fl Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1235836388 PECOS PAC ID: 3173998481 Enrollment ID: O20230418001601

Entity Name	Emergency Medicine Services Of Fl Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1043917180 PECOS PAC ID: 8426413931 Enrollment ID: O20230504001881

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 I Parker 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 I Parker, MD 621 S Illinois Ave, Suite 103, Mason City, IA 50401-5489 Ph: (641) 494-3041	William I Parker, MD 1000 4th St Sw, Suite Er, Mason City, IA 50401-2800 Ph: (641) 422-7234

Reviews and Comments

Emergency Medicine Doctors in Mason City, IA

Dr. Satinderjit Singh, M.D. Emergency Medicine Medicare: Medicare Enrolled Practice Location: 1000 4th St Sw, Mason City, IA 50401 Phone: 641-428-7234 Fax: 641-428-6373
Paul H Gordon, MD Emergency Medicine Medicare: Not Enrolled in Medicare Practice Location: 1010 4th St Sw, Mason City, IA 50401 Phone: 641-422-6020 Fax: 641-422-7803
Dr. Brian Michael Kuchay, M.D. Emergency Medicine Medicare: Accepting Medicare Assignments Practice Location: 621 S Illinois Ave, Mason City, IA 50401 Phone: 641-428-7234
Tavi J Madden-leduc, DO Emergency Medicine Medicare: Medicare Enrolled Practice Location: 1000 4th St Sw, Mason City, IA 50401 Phone: 641-422-7234 Fax: 641-422-6373
Dr. Rajendra Singh, MD Emergency Medicine Medicare: Medicare Enrolled Practice Location: 1000 4th St Sw, Suite Er, Mason City, IA 50401 Phone: 641-422-7234 Fax: 641-422-6373
Dr. Matthew J Schiller, MD Emergency Medicine Medicare: Medicare Enrolled Practice Location: 1000 4th St Sw, Suite Er, Mason City, IA 50401 Phone: 641-422-7234 Fax: 641-422-6373

William I Parker, MD - Medicare Emergency Medicine in Mason City, IA