Dr Weiyun Z Ai, MD in San Francisco, CA - Medicare Medical Oncology

Dr Weiyun Z Ai, MD is a medicare enrolled "Internal Medicine - Medical Oncology" physician in San Francisco, California. She went to Stanford University School Of Medicine and graduated in 2000 and has 24 years of diverse experience with area of expertise as Medical Oncology. She is a member of the group practice Ucsf Medical Group Business Services, Regents Of The University Of California, University Of California San Francisco and her current practice location is 400 Parnassus Ave, San Francisco, California. You can reach out to her office (for appointments etc.) via phone at (415) 353-2737.

Dr Weiyun Z Ai is licensed to practice in California (license number A78202) 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 1649346842.

Contact Information

	Dr Weiyun Z Ai, MD
	400 Parnassus Ave, San Francisco, CA 94143-2202
	(415) 353-2737
	Not Available

Map and Direction

Physician's Profile

Full Name	Dr Weiyun Z Ai
Gender	Female
Speciality	Medical Oncology
Experience	24 Years
Location	400 Parnassus Ave, San Francisco, 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:

Dr Weiyun Z Ai attended and graduated from Stanford University School Of Medicine in 2000

NPI Data:

NPI Number: 1649346842
Provider Enumeration Date: 11/28/2006
Last Update Date: 06/06/2008

Medicare PECOS Information:

PECOS PAC ID: 0547260986
Enrollment ID: I20070108000499

Medical Identifiers

Medical identifiers for Dr Weiyun Z Ai such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1649346842	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RX0202X	Internal Medicine - Medical Oncology	A78202 (California)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Ucsf Medical Center	San francisco, CA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Ucsf Medical Group Business Services	3779497870	1092
Regents Of The University Of California	4284547274	581
University Of California San Francisco	4486567229	1306

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 Weiyun Z Ai allows following entities to bill medicare on her behalf.

Entity Name	Regents Of The University Of California
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1881763597 PECOS PAC ID: 4284547274 Enrollment ID: O20031106000389

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	Ucsf Medical Group Business Services
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1477624104 PECOS PAC ID: 3779497870 Enrollment ID: O20040622001513

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 Weiyun Z Ai 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 Weiyun Z Ai, MD 1635 Divisasdero St, Suite 625, Box 1821, San Francisco, CA 94143-0001 Ph: () -	Dr Weiyun Z Ai, MD 400 Parnassus Ave, San Francisco, CA 94143-2202 Ph: (415) 353-2737

Reviews and Comments

Internal Medicine Doctors in San Francisco, CA

Dr. Shannon Walker, Internal Medicine Medicare: Medicare Enrolled Practice Location: 112 Parnassus Ave Apt 4, San Francisco, CA 94117 Phone: 571-271-8343
Dr. Pratyusha Kishore Narra, MBBS Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 3490 California St, San Francisco, CA 94118 Phone: 415-514-6200 Fax: 415-514-6410
Dr. Chelsea Joy Thomsen, M.D., M.S.P.H Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 2 W Portal Ave, San Francisco, CA 94127 Phone: 415-291-0480
Christine Soran, Internal Medicine Medicare: Medicare Enrolled Practice Location: 1001 Potrero Ave, Bldg 10, 3rd Floor, Ward 13, Ucsf Division Of General Internal Medicine Sfgh, San Francisco, CA 94110 Phone: 415-206-5164 Fax: 415-206-5586
Stephen Norris Cohen, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 40 Ventura Ave, San Francisco, CA 94116 Phone: 415-681-2171 Fax: 415-681-2171
Mauricio Jalife Bucay, M.D Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 505 Parnassus Ave, San Francisco, CA 94143 Phone: 415-750-4994 Fax: 415-750-8156
Dr. Adriana A.t. Martin, M.D., PH.D. Internal Medicine Medicare: Medicare Enrolled Practice Location: 505 Parnassus Ave, San Francisco, CA 94143 Phone: 415-514-7288

Dr Weiyun Z Ai, MD - Medicare Medical Oncology in San Francisco, CA