Warren Joseph A San Diego, MD in Fairfield, CA

Warren Joseph A San Diego, MD is a medicare enrolled "Internal Medicine" physician in Fairfield, California. He graduated from medical school in 2011 and has 14 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Northbay Healthcare Group and his current practice location is 1200 B Gale Wilson Blvd, Fairfield, California. You can reach out to his office (for appointments etc.) via phone at (707) 646-5080.

Warren Joseph A San Diego is licensed to practice in California (license number A130099) 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 1083036743.

Contact Information

	Warren Joseph A San Diego, MD
	1200 B Gale Wilson Blvd, Fairfield, CA 94533-3552
	(707) 646-5080
	Not Available

Map and Direction

Physician's Profile

Full Name	Warren Joseph A San Diego
Gender	Male
Speciality	Internal Medicine
Experience	14 Years
Location	1200 B Gale Wilson Blvd, Fairfield, 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:

Warren Joseph A San Diego graduated from medical school in 2011

NPI Data:

NPI Number: 1083036743
Provider Enumeration Date: 01/15/2014
Last Update Date: 07/22/2019

Medicare PECOS Information:

PECOS PAC ID: 7214155803
Enrollment ID: I20140822001676

Medical Identifiers

Medical identifiers for Warren Joseph A San Diego such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1083036743	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	A130099 (California)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Northbay Medical Center	Fairfield, CA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Northbay Healthcare Group	0042122244	293

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. Warren Joseph A San Diego allows following entities to bill medicare on his behalf.

Entity Name	Northbay Healthcare Group
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1821147786 PECOS PAC ID: 0042122244 Enrollment ID: O20031105000409

Entity Name	Hospitalist Medicine Physicians Of California Inc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1184663965 PECOS PAC ID: 8426062027 Enrollment ID: O20060202000956

Entity Name	Hospitalist Medicine Physicians Of California - Fairfield Pc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1487132007 PECOS PAC ID: 3779836085 Enrollment ID: O20181101002925

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. Warren Joseph A San Diego 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
Warren Joseph A San Diego, MD 1200 B Gale Wilson Blvd, Fairfield, CA 94533-3552 Ph: (707) 646-5080	Warren Joseph A San Diego, MD 1200 B Gale Wilson Blvd, Fairfield, CA 94533-3552 Ph: (707) 646-5080

Reviews and Comments

Internal Medicine Doctors in Fairfield, CA

Dr. Myo Swe Chang, MD Internal Medicine Medicare: Medicare Enrolled Practice Location: 103 Bodin Cir, Bld 778, Fairfield, CA 94535 Phone: 707-437-1817 Fax: 707-437-1809
Elizabeth W. Fernandes, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 101 Bodin Cir, Fairfield, CA 94535 Phone: 707-423-5053
Dr. Jeannette Peterson, M.D. Internal Medicine Medicare: Medicare Enrolled Practice Location: 1261 Travis Blvd, Suite 100, Fairfield, CA 94533 Phone: 707-422-0543 Fax: 707-422-0549
Dr. Ho-hin Choy, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 2458 Hilborn Rd, Fairfield, CA 94534 Phone: 707-646-4400
Maria Conley, MD Internal Medicine Medicare: Medicare Enrolled Practice Location: 101 Bodin Cir, Fairfield, CA 94535 Phone: 707-423-3000
Son Lam Nguyen, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1525 Webster St, A, Fairfield, CA 94533 Phone: 707-423-9484

Warren Joseph A San Diego, MD - Medicare Internal Medicine in Fairfield, CA