Dr Guillermo Diaz Jr, MD in Los Angeles, CA

Dr Guillermo Diaz Jr, MD is a medicare enrolled "Pediatrics" physician in Los Angeles, California. His current practice location is 2829 S Grand Ave, Los Angeles, California. You can reach out to his office (for appointments etc.) via phone at (213) 699-7000.

Dr Guillermo Diaz Jr is licensed to practice in California (license number A86465) 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 1134161144.

Contact Information

	Dr Guillermo Diaz Jr, MD
	2829 S Grand Ave, Los Angeles, CA 90007-3304
	(213) 699-7000
	Not Available

Map and Direction

Physician's Profile

Full Name	Dr Guillermo Diaz Jr
Gender	Male
Speciality	Pediatrics
Location	2829 S Grand Ave, Los Angeles, California
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1134161144
Provider Enumeration Date: 06/12/2006
Last Update Date: 04/30/2021

Medicare PECOS Information:

PECOS PAC ID: 4486048451
Enrollment ID: I20220308002853

Medical Identifiers

Medical identifiers for Dr Guillermo Diaz Jr such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1134161144	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
208000000X	Pediatrics	A86465 (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 Guillermo Diaz Jr allows following entities to bill medicare on his behalf.

Entity Name	County Of Los Angeles
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1851363188 PECOS PAC ID: 1850296534 Enrollment ID: O20031204001218

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 Guillermo Diaz Jr 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 Guillermo Diaz Jr, MD 350 S Figueroa St Ste 990, Los Angeles, CA 90071-1308 Ph: (213) 288-9000	Dr Guillermo Diaz Jr, MD 2829 S Grand Ave, Los Angeles, CA 90007-3304 Ph: (213) 699-7000

Reviews and Comments

Pediatrics Doctors in Los Angeles, CA

Dr. Mark Hendrik Corden, M.D. Pediatrics Medicare: Medicare Enrolled Practice Location: 4650 W Sunset Blvd, Los Angeles, CA 90027 Phone: 323-361-8893 Fax: 323-361-1814
Ms. Roberta Miyeko Kato, MD Pediatrics Medicare: Accepting Medicare Assignments Practice Location: 4650 W Sunset Blvd, Los Angeles, CA 90027 Phone: 323-361-2101 Fax: 323-361-1355
Meera Dhirubhai Kanani, D.O. Pediatrics Medicare: Medicare Enrolled Practice Location: 1240 N Mission Rd, Los Angeles, CA 90033 Phone: 323-226-3691
Dr. Marisa Danbee Oh, D.O. Pediatrics Medicare: Medicare Enrolled Practice Location: 2020 Zonal Ave, Lac-usc Med Ctr- Interns/residents Building, Room 112, Los Angeles, CA 90089 Phone: 626-241-0704
Dr. Tiffany Prugpichailers Pedigo, M.D. Pediatrics Medicare: Medicare Enrolled Practice Location: 757 Westwood Plz, B711 Rrumc, Los Angeles, CA 90095 Phone: 310-267-9129
Neema Izadi, MD, MS Pediatrics Medicare: Accepting Medicare Assignments Practice Location: 4650 W Sunset Blvd # 75, Los Angeles, CA 90027 Phone: 323-361-2501 Fax: 323-361-1191
Jennifer Stephanie Menjivar-lopez, MD Pediatrics Medicare: Medicare Enrolled Practice Location: 3671 W 6th St Ste A, Los Angeles, CA 90020 Phone: 213-235-2500

Dr Guillermo Diaz Jr, MD - Medicare Pediatrics in Los Angeles, CA