Dr Robert Chooljian Gunzenhauser, in Los Angeles, CA

Dr Robert Chooljian Gunzenhauser, is a medicare enrolled "Ophthalmology" physician in Los Angeles, California. His current practice location is 100 Stein Plz Fl 1, Los Angeles, California. You can reach out to his office (for appointments etc.) via phone at (310) 206-9566.

Dr Robert Chooljian Gunzenhauser is licensed to practice in California (license number A189179) 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 1457988065.

Contact Information

	Dr Robert Chooljian Gunzenhauser,
	100 Stein Plz Fl 1, Los Angeles, CA 90095-2004
	(310) 206-9566
	(310) 206-5673

Map and Direction

Physician's Profile

Full Name	Dr Robert Chooljian Gunzenhauser
Gender	Male
Speciality	Ophthalmology
Location	100 Stein Plz Fl 1, 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: 1457988065
Provider Enumeration Date: 03/24/2020
Last Update Date: 07/01/2024

Medicare PECOS Information:

PECOS PAC ID: 9931642923
Enrollment ID: I20240618004054

Medical Identifiers

Medical identifiers for Dr Robert Chooljian Gunzenhauser such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1457988065	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207WX0009X	Ophthalmology - Glaucoma Specialist	A189179 (California)	Secondary
207W00000X	Ophthalmology	A189179 (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 Robert Chooljian Gunzenhauser allows following entities to bill medicare on his behalf.

Entity Name	Jules Stein Eye Institute Medical Group
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1326006966 PECOS PAC ID: 5597663740 Enrollment ID: O20031223000884

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 Robert Chooljian Gunzenhauser 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 Robert Chooljian Gunzenhauser, 5767 W Century Blvd Ste 400, Los Angeles, CA 90045-5631 Ph: () -	Dr Robert Chooljian Gunzenhauser, 100 Stein Plz Fl 1, Los Angeles, CA 90095-2004 Ph: (310) 206-9566

Reviews and Comments

Ophthalmology Doctors in Los Angeles, CA

Victoria Li-ting Tseng, MD Ophthalmology Medicare: Accepting Medicare Assignments Practice Location: 200 Stein Plaza #1-340, Los Angeles, CA 90095 Phone: 310-825-5000
Peter Dentone, MD Ophthalmology Medicare: Medicare Enrolled Practice Location: 200 Stein Plaza #1-340, Los Angeles, CA 90095 Phone: 310-825-5000
Kristin Elizabeth Nesburn, MD Ophthalmology Medicare: Accepting Medicare Assignments Practice Location: 8635 W 3rd Street, #390w, Los Angeles, CA 90048 Phone: 310-652-1133 Fax: 310-652-4353
Dr. Stanley S. Kim, M.D. Ophthalmology Medicare: Medicare Enrolled Practice Location: 3663 W 6th St, Suite #200, Los Angeles, CA 90020 Phone: 213-385-8500 Fax: 213-385-4896
Homayoun Tabandeh, M.D. Ophthalmology Medicare: Accepting Medicare Assignments Practice Location: 1245 Wilshire Blvd, 380, Los Angeles, CA 90017 Phone: 213-483-8810 Fax: 213-481-1503
Arnold Barron, MD Ophthalmology Medicare: Medicare Enrolled Practice Location: 4733 W Sunset Blvd, Los Angeles, CA 90027 Phone: 323-783-4011
Dr. Miguel Angel Unzueta, M.D. Ophthalmology Medicare: Accepting Medicare Assignments Practice Location: 1700 E Cesar E Chavez Ave, #3400, Los Angeles, CA 90033 Phone: 323-526-7273 Fax: 323-526-7235

Dr Robert Chooljian Gunzenhauser, - Medicare Ophthalmology in Los Angeles, CA