Dr Brian P O'connor Ii, MD, MPH in Walnut Creek, CA

Dr Brian P O'connor Ii, MD, MPH is a medicare enrolled "Internal Medicine" physician in Walnut Creek, California. He graduated from medical school in 2012 and has 13 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice John Muir Physician Network and his current practice location is 1220 Rossmoor Parkway, Walnut Creek, California. You can reach out to his office (for appointments etc.) via phone at (925) 947-3312.

Dr Brian P O'connor Ii is licensed to practice in California (license number A131848) 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 1487087615.

Contact Information

	Dr Brian P O'connor Ii, MD, MPH
	1220 Rossmoor Parkway, Walnut Creek, CA 94595-2501
	(925) 947-3312
	(925) 947-3396

Map and Direction

Physician's Profile

Full Name	Dr Brian P O'connor Ii
Gender	Male
Speciality	Internal Medicine
Experience	13 Years
Location	1220 Rossmoor Parkway, Walnut Creek, 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:

Dr Brian P O'connor Ii graduated from medical school in 2012

NPI Data:

NPI Number: 1487087615
Provider Enumeration Date: 08/12/2013
Last Update Date: 09/07/2016

Medicare PECOS Information:

PECOS PAC ID: 0042528226
Enrollment ID: I20151008000532

Medical Identifiers

Medical identifiers for Dr Brian P O'connor Ii such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1487087615	NPI	-	NPPES
390200000X	Medicaid	CA

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	A131848 (California)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
John Muir Medical Center - Walnut Creek Campus	Walnut creek, CA	Hospital
John Muir Medical Center - Concord Campus	Concord, CA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
John Muir Physician Network	6608789813	466

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. Dr Brian P O'connor Ii allows following entities to bill medicare on his behalf.

Entity Name	John Muir Physician Network
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1841407665 PECOS PAC ID: 6608789813 Enrollment ID: O20031226000143

Entity Name	John Muir Trauma Physicians Billing Service
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1093864837 PECOS PAC ID: 3476542515 Enrollment ID: O20050420001452

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. Dr Brian P O'connor Ii 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
Dr Brian P O'connor Ii, MD, MPH 1450 Treat Blvd, Ste 300, Walnut Creek, CA 94597-2168 Ph: () -	Dr Brian P O'connor Ii, MD, MPH 1220 Rossmoor Parkway, Walnut Creek, CA 94595-2501 Ph: (925) 947-3312

Reviews and Comments

Internal Medicine Doctors in Walnut Creek, CA

Dr. Joseph Patrick Henry, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 2645 Snyder Ct, Walnut Creek, CA 94598 Phone: 510-409-6511 Fax: 719-941-8247
Mr. Ramin Khashayar, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1399 Ygnacio Valley Rd, Ste 14, Walnut Creek, CA 94598 Phone: 925-939-3050 Fax: 925-939-3057
Dr. Hennessey Tseng, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1450 Treat Blvd, Suite 220b, Walnut Creek, CA 94597 Phone: 925-937-1770 Fax: 925-937-0630
Dr. Ali-reza Barmaki, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1220 Rossmoor Pkwy, Walnut Creek, CA 94595 Phone: 925-947-3393 Fax: 925-947-3396
Dr. Cynthia M. Mullen, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 2637 Shadelands Dr, Walnut Creek, CA 94598 Phone: 925-322-2372 Fax: 925-322-6720
Mr. David Nathanson, Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 320 Lennon Ln, Walnut Creek, CA 94598 Phone: 925-906-2000
Mark D Nathan, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 106 La Casa Via, #140, Walnut Creek, CA 94598 Phone: 925-274-2860 Fax: 925-932-4527

Dr Brian P O'connor Ii, MD, MPH - Medicare Internal Medicine in Walnut Creek, CA