Robert R Williams, MD in Tracy, CA - Medicare Internal Medicine

Robert R Williams, MD is a medicare enrolled "Internal Medicine" physician in Tracy, California. His current practice location is 2151 W Grant Line Rd, Tracy, California. You can reach out to his office (for appointments etc.) via phone at (209) 832-0535.

Robert R Williams is licensed to practice in California (license number G62642) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1184682254.

Contact Information

	Robert R Williams, MD
	2151 W Grant Line Rd, Tracy, CA 95377-7309
	(209) 832-0535
	Not Available

Map and Direction

Physician's Profile

Full Name	Robert R Williams
Gender	Male
Speciality	Internal Medicine
Location	2151 W Grant Line Rd, Tracy, California
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1184682254
Provider Enumeration Date: 05/01/2006
Last Update Date: 02/25/2011

Medicare PECOS Information:

PECOS PAC ID: 9638233687
Enrollment ID: I20090205000549

Medical Identifiers

Medical identifiers for Robert R Williams such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1184682254	NPI	-	NPPES
00G626420	Medicaid	CA

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	G62642 (California)	Primary
208000000X	Pediatrics	G62642 (California)	Secondary

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. Robert R Williams allows following entities to bill medicare on his behalf.

Entity Name	Sutter Valley Medical Foundation
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1669846986 PECOS PAC ID: 9830094515 Enrollment ID: O20090311000335

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. Robert R Williams 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
Robert R Williams, MD 600 Coffee Rd, Modesto, CA 95355-4201 Ph: (209) 524-1211	Robert R Williams, MD 2151 W Grant Line Rd, Tracy, CA 95377-7309 Ph: (209) 832-0535

Reviews and Comments

Internal Medicine Doctors in Tracy, CA

Juan Jose Juvenal Vergara Saavedra, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 2151 W Grant Line Rd, Tracy, CA 95377 Phone: 209-832-0535
James G. Stephen, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 2185 W Grant Line Rd, Tracy, CA 95377 Phone: 209-839-3200
Dr. Usman M Ali, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 2160 W Grant Line Rd, Ste 230, Tracy, CA 95377 Phone: 209-832-8700 Fax: 209-832-2210
Jerry Chien, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 730 N Central Ave, Tracy, CA 95376 Phone: 209-650-4000
Neel Shah, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1470 Bessie Ave, Tracy, CA 95376 Phone: 209-833-0525 Fax: 209-830-7361
Dr. Praveena N Sarma, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 652 W 11th St Ste 137, Tracy, CA 95376 Phone: 209-833-0998 Fax: 209-832-3006

Robert R Williams, MD - Medicare Internal Medicine in Tracy, CA