Dr Vivien An Nguyen, MD in Walnut Creek, CA

Dr Vivien An Nguyen, MD is a medicare enrolled "Pediatrics - Pediatric Gastroenterology" physician in Walnut Creek, California. Her current practice location is 106 La Casa Via Ste 100, Walnut Creek, California. You can reach out to her office (for appointments etc.) via phone at (650) 497-8000.

Dr Vivien An Nguyen is licensed to practice in California (license number A101918) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1154586659.

Contact Information

	Dr Vivien An Nguyen, MD
	106 La Casa Via Ste 100, Walnut Creek, CA 94598-3084
	(650) 497-8000
	Not Available

Map and Direction

Physician's Profile

Full Name	Dr Vivien An Nguyen
Gender	Female
Speciality	Pediatrics - Pediatric Gastroenterology
Location	106 La Casa Via Ste 100, Walnut Creek, California
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1154586659
Provider Enumeration Date: 07/23/2008
Last Update Date: 12/19/2017

Medicare PECOS Information:

PECOS PAC ID: 7315262532
Enrollment ID: I20151012001873

Medical Identifiers

Medical identifiers for Dr Vivien An Nguyen such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1154586659	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
208000000X	Pediatrics	A101918 (California)	Secondary
2080P0206X	Pediatrics - Pediatric Gastroenterology	A101918 (California)	Primary

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 Vivien An Nguyen allows following entities to bill medicare on her behalf.

Entity Name	Ucsf Pediatrics Associates
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1376614016 PECOS PAC ID: 6204749112 Enrollment ID: O20031106000823

Entity Name	University Of California San Francisco
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1861578973 PECOS PAC ID: 4486567229 Enrollment ID: O20031212000897

Entity Name	Lpch Medical Group Div Of Lucile
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1417907940 PECOS PAC ID: 0840298543 Enrollment ID: O20061113000232

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 Vivien An Nguyen 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 Vivien An Nguyen, MD 106 La Casa Via Ste 100, Walnut Creek, CA 94598-3084 Ph: (650) 497-8000	Dr Vivien An Nguyen, MD 106 La Casa Via Ste 100, Walnut Creek, CA 94598-3084 Ph: (650) 497-8000

Reviews and Comments

Pediatrics Doctors in Walnut Creek, CA

Bradley William Zerweck, M.D. Pediatrics Medicare: Medicare Enrolled Practice Location: Jmmc 3-east, 1601 Ygnacio Valley Road, Walnut Creek, CA 94598 Phone: 925-941-5270
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Rahul K. Parikh, MD Pediatrics Medicare: Medicare Enrolled Practice Location: 1425 S Main St, Walnut Creek, CA 94596 Phone: 925-295-4000
Krisha Nayak, MD, MPH Pediatrics Medicare: Medicare Enrolled Practice Location: 1425 S Main St, Walnut Creek, CA 94596 Phone: 925-295-4000
Dr. Kathleen Smith, M.D. Pediatrics Medicare: Medicare Enrolled Practice Location: 1450 Treat Blvd, Suite 140, Walnut Creek, CA 94597 Phone: 925-296-9770 Fax: 925-296-9092
Dr. Tessie A Okamura, M.D. Pediatrics Medicare: Medicare Enrolled Practice Location: 1450 Treat Blvd, Suite 140, Walnut Creek, CA 94597 Phone: 925-296-9770 Fax: 925-296-9092

Dr Vivien An Nguyen, MD - Medicare Pediatrics in Walnut Creek, CA