Dr John Maa, MD in Greenbrae, CA - Medicare General Surgery

Dr John Maa, MD is a medicare enrolled "Surgery" physician in Greenbrae, California. He went to Harvard Medical School and graduated in 1994 and has 32 years of diverse experience with area of expertise as General Surgery. He is a member of the group practice Chinese Hospital Association and his current practice location is 250 Bon Air Rd, Greenbrae, California. You can reach out to his office (for appointments etc.) via phone at (415) 924-2515.

Dr John Maa is licensed to practice in California (license number A55909) 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 1356305866.

Contact Information

	Dr John Maa, MD
	250 Bon Air Rd, Greenbrae, CA 94904-1702
	(415) 924-2515
	(415) 924-2661

Map and Direction

Physician's Profile

Full Name	Dr John Maa
Gender	Male
Speciality	General Surgery
Experience	32 Years
Location	250 Bon Air Rd, Greenbrae, 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 John Maa attended and graduated from Harvard Medical School in 1994

NPI Data:

NPI Number: 1356305866
Provider Enumeration Date: 04/12/2006
Last Update Date: 03/17/2018

Medicare PECOS Information:

PECOS PAC ID: 1850475963
Enrollment ID: I20080228000201

Medical Identifiers

Medical identifiers for Dr John Maa such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1356305866	NPI	-	NPPES
0A5590900	Medicaid	CA

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
208600000X	Surgery	A55909 (California)	Primary

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Chinese Hospital Association	9436042413	36

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 John Maa allows following entities to bill medicare on his behalf.

Entity Name	Chinese Hospital Association
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1992898837 PECOS PAC ID: 9436042413 Enrollment ID: O20040204000284

Entity Name	Prima Medical Foundation
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1811217946 PECOS PAC ID: 6406040138 Enrollment ID: O20101027000334

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 John Maa 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 John Maa, MD 5 Bon Air Road #101, Larkspur, CA 94909 Ph: (415) 924-2515	Dr John Maa, MD 250 Bon Air Rd, Greenbrae, CA 94904-1702 Ph: (415) 924-2515

Reviews and Comments

Surgery Doctors in Greenbrae, CA

Dr. Laura K. Pak, M.D. Surgery Medicare: May Accept Medicare Assignments Practice Location: 1100 S Eliseo Dr, Suite 2a, Greenbrae, CA 94904 Phone: 415-464-5400 Fax: 415-464-5413
Mohammed Ali Zakhireh, M.D. Surgery Medicare: Not Enrolled in Medicare Practice Location: 1363 S Eliseo Dr, Suite A, Greenbrae, CA 94904 Phone: 415-207-0053
Tina R. Desai, MD Surgery Medicare: May Accept Medicare Assignments Practice Location: 1100 S Eliseo Dr Ste 2a, Greenbrae, CA 94904 Phone: 415-464-5400 Fax: 415-464-5411
Ehab E Sorial, MD Surgery Medicare: Accepting Medicare Assignments Practice Location: 250 Bon Air Rd, Greenbrae, CA 94904 Phone: 415-925-7000
Dr. Mark Arthur Peterson, MD Surgery Medicare: Not Enrolled in Medicare Practice Location: 1300 S Eliseo Dr, Ste 104, Greenbrae, CA 94904 Phone: 415-461-7955 Fax: 415-927-8858
Ms. Noor Saba Azimi, MD Surgery Medicare: Accepting Medicare Assignments Practice Location: 1300 S Eliseo Dr, #203, Greenbrae, CA 94904 Phone: 415-461-3300 Fax: 415-461-3934

Dr John Maa, MD - Medicare General Surgery in Greenbrae, CA