William Mullen, MD in Santa Clara, CA - Medicare Cardiovascular Disease (cardiology)

William Mullen, MD is a medicare enrolled "Internal Medicine - Cardiovascular Disease" physician in Santa Clara, California. He went to Tulane University School Of Medicine and graduated in 1984 and has 41 years of diverse experience with area of expertise as Cardiovascular Disease (cardiology). He is a member of the group practice Teton County Hospital District and his current practice location is 2441 Mission College Blvd, Santa Clara, California. You can reach out to his office (for appointments etc.) via phone at (800) 478-8837.

William Mullen is licensed to practice in California (license number A43317) 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 1457362329.

Contact Information

	William Mullen, MD
	2441 Mission College Blvd, Santa Clara, CA 95054-1214
	(800) 478-8837
	Not Available

Map and Direction

Physician's Profile

Full Name	William Mullen
Gender	Male
Speciality	Cardiovascular Disease (cardiology)
Experience	41 Years
Location	2441 Mission College Blvd, Santa Clara, California
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 Mullen attended and graduated from Tulane University School Of Medicine in 1984

NPI Data:

NPI Number: 1457362329
Provider Enumeration Date: 08/10/2006
Last Update Date: 10/22/2025

Medicare PECOS Information:

PECOS PAC ID: 0345234290
Enrollment ID: I20170426002436

Medical Identifiers

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

Identifier	Type	State	Issuer
1457362329	NPI	-	NPPES
145965100	Medicaid	WY

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RC0000X	Internal Medicine - Cardiovascular Disease	A43317 (California)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
St Johns Medical Center	Jackson, WY	Hospital
Star Valley Medical Center	Afton, WY	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Teton County Hospital District	4880582295	110

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 Mullen allows following entities to bill medicare on his behalf.

Entity Name	Teton County Hospital District
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1487818605 PECOS PAC ID: 4880582295 Enrollment ID: O20040308000954

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 Mullen 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 Mullen, MD Po Box 276950, Sacramento, CA 95827-6950 Ph: () -	William Mullen, MD 2441 Mission College Blvd, Santa Clara, CA 95054-1214 Ph: (800) 478-8837

Reviews and Comments

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William Mullen, MD - Medicare Cardiovascular Disease (cardiology) in Santa Clara, CA