Billie Xia, MD in Bethpage, NY - Medicare Hospitalist

Billie Xia, MD is a medicare enrolled "Internal Medicine" physician in Bethpage, New York. She went to Eastern Virginia Medical School and graduated in 2009 and has 17 years of diverse experience with area of expertise as Hospitalist. She is a member of the group practice Charles Evans Center, Inc. and her current practice location is 857 S Oyster Bay Rd, Bethpage, New York. You can reach out to her office (for appointments etc.) via phone at (516) 622-8888.

Billie Xia is licensed to practice in New York (license number 262801) 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 1497997381.

Contact Information

	Billie Xia, MD
	857 S Oyster Bay Rd, Bethpage, NY 11714-1030
	(516) 622-8888
	Not Available

Map and Direction

Physician's Profile

Full Name	Billie Xia
Gender	Female
Speciality	Hospitalist
Experience	17 Years
Location	857 S Oyster Bay Rd, Bethpage, New York
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:

Billie Xia attended and graduated from Eastern Virginia Medical School in 2009

NPI Data:

NPI Number: 1497997381
Provider Enumeration Date: 03/24/2009
Last Update Date: 05/13/2026

Medicare PECOS Information:

PECOS PAC ID: 4789827015
Enrollment ID: I20130905000287

Medical Identifiers

Medical identifiers for Billie Xia such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1497997381	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	262801 (New York)	Primary
208M00000X	Hospitalist	262801 (New York)	Secondary

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Charles Evans Center, Inc.	1759695992	18

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. Billie Xia allows following entities to bill medicare on her behalf.

Entity Name	Primary Partnercare Physicians Pllc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1891318168 PECOS PAC ID: 9638593585 Enrollment ID: O20200723003709

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. Billie Xia 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
Billie Xia, MD 857 S Oyster Bay Rd, Bethpage, NY 11714-1030 Ph: (516) 622-8888	Billie Xia, MD 857 S Oyster Bay Rd, Bethpage, NY 11714-1030 Ph: (516) 622-8888

Reviews and Comments

Internal Medicine Doctors in Bethpage, NY

Jack Geffken, D.O. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 530 Hicksville Rd, Bethpage, NY 11714 Phone: 516-937-5000 Fax: 516-931-2535
Dr. Anthony Michael Carlisi, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 4295 Hempstead Tpke, Bethpage, NY 11714 Phone: 516-520-2745
Brian Lee Markowitz, Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 185 Central Ave, Bethpage, NY 11714 Phone: 516-758-8600
Dr. Hina B Zaidi, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 185 Central Ave, Bethpage, NY 11714 Phone: 516-758-8600 Fax: 929-455-9773
Matthew J Mckinley, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 185 Central Ave, Bethpage, NY 11714 Phone: 516-758-8600
Navneet Kaur, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 4250 Hempstead Tpke Ste 17, Bethpage, NY 11714 Phone: 516-735-5522
Ji Ae Yoon, Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 185 Central Ave, Bethpage, NY 11714 Phone: 516-758-8600 Fax: 929-455-9813

Billie Xia, MD - Medicare Hospitalist in Bethpage, NY