Susan M O'brien, MD in Orange, CA - Medicare Hematology/oncology

Susan M O'brien, MD is a medicare enrolled "Internal Medicine - Medical Oncology" physician in Orange, California. She graduated from medical school in 1980 and has 44 years of diverse experience with area of expertise as Hematology/oncology. She is a member of the group practice Uc Regents and her current practice location is 101 The City Drive South, Bldg. 23, Rm. 403, Orange, California. You can reach out to her office (for appointments etc.) via phone at (714) 456-8000.

Susan M O'brien is licensed to practice in Texas (license number H3130) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1669577276.

Contact Information

	Susan M O'brien, MD
	101 The City Drive South, Bldg. 23, Rm. 403, Orange, CA 92868
	(714) 456-8000
	(714) 456-3810

Map and Direction

Physician's Profile

Full Name	Susan M O'brien
Gender	Female
Speciality	Hematology/oncology
Experience	44 Years
Location	101 The City Drive South, Orange, California
Accepts Medicare Assignments	Yes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Susan M O'brien graduated from medical school in 1980

NPI Data:

NPI Number: 1669577276
Provider Enumeration Date: 09/14/2006
Last Update Date: 06/06/2019

Medicare PECOS Information:

PECOS PAC ID: 3678754983
Enrollment ID: I20150615002538

Medical Identifiers

Medical identifiers for Susan M O'brien such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1669577276	NPI	-	NPPES
800947	Other	TX	BCBS
100519101	Medicaid	TX
110059114	Other	TX	RR MEDICARE

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RX0202X	Internal Medicine - Medical Oncology	H3130 (Texas)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
University Of California Irvine Medical Center	Orange, CA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Uc Regents	7416869516	197

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. Susan M O'brien allows following entities to bill medicare on her behalf.

Entity Name	Uc Regents
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1760430847 PECOS PAC ID: 7416869516 Enrollment ID: O20031118000906

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. Susan M O'brien 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
Susan M O'brien, MD Po Box 4439, Houston, TX 77210-4439 Ph: (713) 792-2991	Susan M O'brien, MD 101 The City Drive South, Bldg. 23, Rm. 403, Orange, CA 92868 Ph: (714) 456-8000

Reviews and Comments

Internal Medicine Doctors in Orange, CA

Michael Cheng, DO Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 101 The City Dr S, Orange, CA 92868 Phone: 714-456-7110
Harry Nguyen, D.O. Internal Medicine Medicare: Medicare Enrolled Practice Location: 101 The City Dr S, Orange, CA 92868 Phone: 714-456-7002
Dr. Nicole Foley, M.D. Internal Medicine Medicare: Medicare Enrolled Practice Location: 200 S Manchester Ave Ste 400, Orange, CA 92868 Phone: 714-456-5153
Millie Arora, Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 101 The City Dr S, City Tower, Suite 400, Orange, CA 92868 Phone: 714-456-5691 Fax: 714-456-8874
Dr. Antonio Halais Frangieh, MD, MPH Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 101 The City Dr S, Orange, CA 92868 Phone: 714-456-7890
Mark E Wylam, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 101 The City Dr S, Orange, CA 92868 Phone: 714-456-7890
Dr. Andy Yen-tang Lee, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 101 The City Dr S, Orange, CA 92868 Phone: 714-456-7890

Susan M O'brien, MD - Medicare Hematology/oncology in Orange, CA