Dr Andrew Keyser, MD in Austin, TX - Medicare Emergency Medicine

Dr Andrew Keyser, MD is a medicare enrolled "Emergency Medicine" physician in Austin, Texas. His current practice location is 5900 Balcones Dr # 8454, Austin, Texas. You can reach out to his office (for appointments etc.) via phone at (970) 980-8933.

Dr Andrew Keyser is licensed to practice in Arizona (license number R74614) 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 1225442023.

Contact Information

	Dr Andrew Keyser, MD
	5900 Balcones Dr # 8454, Austin, TX 78731-4257
	(970) 980-8933
	(800) 524-3139

Map and Direction

Physician's Profile

Full Name	Dr Andrew Keyser
Gender	Male
Speciality	Emergency Medicine
Location	5900 Balcones Dr # 8454, Austin, Texas
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1225442023
Provider Enumeration Date: 06/19/2014
Last Update Date: 11/17/2025

Medicare PECOS Information:

PECOS PAC ID: 8921375130
Enrollment ID: I20170518000882

Medical Identifiers

Medical identifiers for Dr Andrew Keyser such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1225442023	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207P00000X	Emergency Medicine	R74614 (Arizona)	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 Andrew Keyser allows following entities to bill medicare on his behalf.

Entity Name	Southern Arizona Urgent Care Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1285994004 PECOS PAC ID: 9335398031 Enrollment ID: O20121011000888

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 Andrew Keyser 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 Andrew Keyser, MD 28 Geary St Ste 650, San Francisco, CA 94108-5700 Ph: (415) 894-5660	Dr Andrew Keyser, MD 5900 Balcones Dr # 8454, Austin, TX 78731-4257 Ph: (970) 980-8933

Reviews and Comments

Emergency Medicine Doctors in Austin, TX

Dr. Suprina Dorai, M.D. Emergency Medicine Medicare: Medicare Enrolled Practice Location: 8721 Menchaca Rd, Austin, TX 78748 Phone: 512-280-6959
Nicole Maree Hotchkiss, D.O. Emergency Medicine Medicare: Accepting Medicare Assignments Practice Location: 6300 La Calma Dr Ste 200, Austin, TX 78752 Phone: 512-452-8533
Kimberly Snyder, MD Emergency Medicine Medicare: Medicare Enrolled Practice Location: 12221 N. Mopac Expressway, Austin, TX 78758 Phone: 512-901-1000
Rex E. Medford, MD Emergency Medicine Medicare: Not Enrolled in Medicare Practice Location: 919 E 32nd St, Austin, TX 78705 Phone: 512-476-7111
Ronald S. Kim, MD Emergency Medicine Medicare: Medicare Enrolled Practice Location: 919 E 32nd St, Austin, TX 78705 Phone: 512-476-7111
Dr. Jon E. Jaffe, M.D. Emergency Medicine Medicare: Not Enrolled in Medicare Practice Location: 7802 Lindenwood Cir, Austin, TX 78731 Phone: 512-658-9923
Eric A Higginbotham, MD Emergency Medicine Medicare: Medicare Enrolled Practice Location: 8611 N Mopac Expy # 300, Austin, TX 78759 Phone: 737-220-8200

Dr Andrew Keyser, MD - Medicare Emergency Medicine in Austin, TX