Michael Christopher Gynn, MD in Pleasanton, CA

Michael Christopher Gynn, MD is a medicare enrolled "Surgery" physician in Pleasanton, California. His current practice location is 5555 W Las Positas Blvd, Pleasanton, California. You can reach out to his office (for appointments etc.) via phone at (925) 416-3440.

Michael Christopher Gynn is licensed to practice in California (license number A79766) 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 1366462491.

Contact Information

	Michael Christopher Gynn, MD
	5555 W Las Positas Blvd, Pleasanton, CA 94588-4000
	(925) 416-3440
	Not Available

Map and Direction

Physician's Profile

Full Name	Michael Christopher Gynn
Gender	Male
Speciality	Surgery
Location	5555 W Las Positas Blvd, Pleasanton, California
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1366462491
Provider Enumeration Date: 07/20/2006
Last Update Date: 03/12/2025

Medicare PECOS Information:

PECOS PAC ID: 6406873231
Enrollment ID: I20051031000624

Medical Identifiers

Medical identifiers for Michael Christopher Gynn such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1366462491	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
208600000X	Surgery	A79766 (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. Michael Christopher Gynn allows following entities to bill medicare on his behalf.

Entity Name	Stanford Health Care
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1437292927 PECOS PAC ID: 6709797491 Enrollment ID: O20031124000348

Entity Name	University Healthcare Alliance
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1760531198 PECOS PAC ID: 6305748799 Enrollment ID: O20040126000292

Entity Name	Contra Costa County
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1376620336 PECOS PAC ID: 8628052974 Enrollment ID: O20050707001058

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. Michael Christopher Gynn 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
Michael Christopher Gynn, MD 5555 W Las Positas Blvd, Pleasanton, CA 94588-4000 Ph: (925) 416-3440	Michael Christopher Gynn, MD 5555 W Las Positas Blvd, Pleasanton, CA 94588-4000 Ph: (925) 416-3440

Reviews and Comments

Surgery Doctors in Pleasanton, CA

Raman Nambisan, MD Surgery Medicare: Not Enrolled in Medicare Practice Location: 5575 W Las Positas Blvd, #270, Pleasanton, CA 94588 Phone: 925-460-3883 Fax: 925-460-3883
Mark Dy-liacco, MD Surgery Medicare: Accepting Medicare Assignments Practice Location: 5555 W Las Positas Blvd, Pleasanton, CA 94588 Phone: 925-416-3440
Mary Elizabeth Estakhri, MD Surgery Medicare: Accepting Medicare Assignments Practice Location: 5565 W Las Positas Blvd Ste 260, Pleasanton, CA 94588 Phone: 925-534-0500
John Victor Gahagan, M.D. Surgery Medicare: Accepting Medicare Assignments Practice Location: 5725 W Las Positas Blvd Ste 100, Pleasanton, CA 94588 Phone: 925-734-8130
Dr. Chau Van Dang, MD Surgery Medicare: Medicare Enrolled Practice Location: 5575 W Las Positas Blvd, #270, Pleasanton, CA 94588 Phone: 925-460-3883 Fax: 925-460-3883
Dr. William Yee, M.D. Surgery Medicare: Not Enrolled in Medicare Practice Location: 4100 Foothill Rd, Pleasanton, CA 94588 Phone: 925-963-8948 Fax: 925-462-7992

Michael Christopher Gynn, MD - Medicare Surgery in Pleasanton, CA