Jennifer Grayzar, MD in San Rafael, CA - Medicare Emergency Medicine

Jennifer Grayzar, MD is a medicare enrolled "Emergency Medicine" physician in San Rafael, California. She went to Ohio State University College Of Medicine and graduated in 1994 and has 32 years of diverse experience with area of expertise as Emergency Medicine. She is a member of the group practice Regents Univ Of California Ucsf and her current practice location is 4000 Civic Center Dr Ste 206, San Rafael, California. You can reach out to her office (for appointments etc.) via phone at (415) 925-8865.

Jennifer Grayzar is licensed to practice in California (license number A65858) and she also participates in the medicare program. She may accept medicare assignments (which means she may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and her NPI Number is 1336160530.

Contact Information

	Jennifer Grayzar, MD
	4000 Civic Center Dr Ste 206, San Rafael, CA 94903-5233
	(415) 925-8865
	Not Available

Map and Direction

Physician's Profile

Full Name	Jennifer Grayzar
Gender	Female
Speciality	Emergency Medicine
Experience	32 Years
Location	4000 Civic Center Dr Ste 206, San Rafael, California
Accepts Medicare Assignments	May be. She may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.

Medical Education and Training:

Jennifer Grayzar attended and graduated from Ohio State University College Of Medicine in 1994

NPI Data:

NPI Number: 1336160530
Provider Enumeration Date: 07/22/2006
Last Update Date: 08/13/2025

Medicare PECOS Information:

PECOS PAC ID: 8729159256
Enrollment ID: I20080611000308

Medical Identifiers

Medical identifiers for Jennifer Grayzar such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1336160530	NPI	-	NPPES
00A658580	Medicaid	CA

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207P00000X	Emergency Medicine	A65858 (California)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
John Muir Medical Center - Concord Campus	Concord, CA	Hospital
Marinhealth Medical Center	Greenbrae, CA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Regents Univ Of California Ucsf	6305160300	273

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. Jennifer Grayzar allows following entities to bill medicare on her behalf.

Entity Name	Cep America - California
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1023063542 PECOS PAC ID: 6103739131 Enrollment ID: O20031106000520

Entity Name	Stat Med Pc A California Medical Professional Corporation
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1891132106 PECOS PAC ID: 1850528530 Enrollment ID: O20140204000122

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. Jennifer Grayzar 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
Jennifer Grayzar, MD 2100 Powell St, Suite 900, Emeryville, CA 94608-1826 Ph: (510) 350-2600	Jennifer Grayzar, MD 4000 Civic Center Dr Ste 206, San Rafael, CA 94903-5233 Ph: (415) 925-8865

Reviews and Comments

Emergency Medicine Doctors in San Rafael, CA

Kurt Hoyt Kunzel, MD Emergency Medicine Medicare: Accepting Medicare Assignments Practice Location: 4000 Civic Center Dr, San Rafael, CA 94903 Phone: 209-342-2300 Fax: 209-524-4240
Douglas C. Harris, MD Emergency Medicine Medicare: Medicare Enrolled Practice Location: 99 Montecillo Rd, San Rafael, CA 94903 Phone: 415-444-2000
Cynthia Billmeyer Clark, MD Emergency Medicine Medicare: Medicare Enrolled Practice Location: 4000 Civic Center Dr, San Rafael, CA 94903 Phone: 209-342-2300 Fax: 209-524-4240
Michael J. Sexton, MD Emergency Medicine Medicare: Not Enrolled in Medicare Practice Location: 99 Montecillo Rd, San Rafael, CA 94903 Phone: 415-444-2000
Seth M. Peckler, MD Emergency Medicine Medicare: Not Enrolled in Medicare Practice Location: 99 Montecillo Rd, San Rafael, CA 94903 Phone: 415-444-2000
Robert J. Stein, DO Emergency Medicine Medicare: Accepting Medicare Assignments Practice Location: 99 Montecillo Rd, San Rafael, CA 94903 Phone: 415-444-2000

Jennifer Grayzar, MD - Medicare Emergency Medicine in San Rafael, CA