Dr Raymond Xu, MD - Medicare Internal Medicine in Freeport, NY

Dr Raymond Xu, MD is a medicare enrolled "Internal Medicine" physician in Freeport, New York. He went to State University Of New York Downstate Medical Center and graduated in 2015 and has 9 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Advantagecare Physicians Pc and his current practice location is 14-16 Brooklyn Ave, Freeport, New York. You can reach out to his office (for appointments etc.) via phone at (516) 254-7628.

Dr Raymond Xu is licensed to practice in New York (license number 291519) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1750776316.

Contact Information

Dr Raymond Xu, MD
14-16 Brooklyn Ave,
Freeport, NY 11520-3037
(516) 254-7628
(516) 879-5304

Map and Direction




Physician's Profile

Full NameDr Raymond Xu
GenderMale
SpecialityInternal Medicine
Experience9 Years
Location14-16 Brooklyn Ave, Freeport, New York
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Raymond Xu attended and graduated from State University Of New York Downstate Medical Center in 2015
  NPI Data:
  • NPI Number: 1750776316
  • Provider Enumeration Date: 03/31/2015
  • Last Update Date: 08/28/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 8022365162
  • Enrollment ID: I20180720001900

Medical Identifiers

Medical identifiers for Dr Raymond Xu such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1750776316NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 291519 (New York)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Advantagecare Physicians Pc2365735008318

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 Raymond Xu allows following entities to bill medicare on his behalf.
Entity NameAdvantagecare Physicians Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1336578772
PECOS PAC ID: 2365735008
Enrollment ID: O20160719000446

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 Raymond Xu 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 AddressPractice Location Address
Dr Raymond Xu, MD
Po Box 746087,
Atlanta, GA 30374-6087

Ph: (312) 733-9730
Dr Raymond Xu, MD
14-16 Brooklyn Ave,
Freeport, NY 11520-3037

Ph: (516) 254-7628

Reviews and Comments


Internal Medicine Doctors in Freeport, NY

Jacqueline Delmont, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 55 N Main St, Freeport, NY 11520
Phone: 516-377-8014    Fax: 516-377-8017
Arkadiy Pinkhasov, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 155 W Merrick Rd, Suite 202, Freeport, NY 11520
Phone: 516-546-3676    
Peter K Chak, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 33 North Ocean Ave, Freeport, NY 11520
Phone: 516-378-4949    Fax: 516-379-8026
David Richard Grill, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 121 S Ocean Ave, Freeport, NY 11520
Phone: 516-379-5005    Fax: 516-379-9053
Muhammad Nasir Ali, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 33 N Ocean Ave, Freeport, NY 11520
Phone: 516-378-4949    Fax: 516-379-8026
Sergio Gabriel Suarez, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 72 Guy Lombardo Ave, Suite 1, Freeport, NY 11520
Phone: 516-377-2727    Fax: 516-377-8088
Dr. Michael Smar, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 155 W Merrick Rd, Ste 101, Freeport, NY 11520
Phone: 516-379-3139    Fax: 516-379-5790

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.