Grace Sun, MD - Medicare Ophthalmology in New York, NY

Grace Sun, MD is a medicare enrolled "Ophthalmology" physician in New York, New York. She went to Js Weill Medical College, Cornell University and graduated in 2005 and has 19 years of diverse experience with area of expertise as Ophthalmology. She is a member of the group practice Weill Medical College Of Cornell and her current practice location is 1305 York Ave, 11th Floor, New York, New York. You can reach out to her office (for appointments etc.) via phone at (212) 312-5074.

Grace Sun is licensed to practice in New York (license number 241583) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1134387756.

Contact Information

Grace Sun, MD
1305 York Ave, 11th Floor,
New York, NY 10021-5663
(212) 312-5074
Not Available

Map and Direction




Physician's Profile

Full NameGrace Sun
GenderFemale
SpecialityOphthalmology
Experience19 Years
Location1305 York Ave, New York, New York
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Grace Sun attended and graduated from Js Weill Medical College, Cornell University in 2005
  NPI Data:
  • NPI Number: 1134387756
  • Provider Enumeration Date: 05/30/2008
  • Last Update Date: 10/23/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 9032265459
  • Enrollment ID: I20090925000288

Medical Identifiers

Medical identifiers for Grace Sun such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1134387756NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology 241583 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
New York-presbyterian HospitalNew york, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Weill Medical College Of Cornell68007090231616

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. Grace Sun allows following entities to bill medicare on her behalf.
Entity NameWeill Medical College Of Cornell
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1710291042
PECOS PAC ID: 6800709023
Enrollment ID: O20101213000613

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. Grace Sun 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
Grace Sun, MD
170 William St,
New York, NY 10038-2612

Ph: (212) 312-5074
Grace Sun, MD
1305 York Ave, 11th Floor,
New York, NY 10021-5663

Ph: (212) 312-5074

Reviews and Comments


Ophthalmology Doctors in New York, NY

George A Cioffi, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 635 W 165th St, New York, NY 10032
Phone: 212-305-9535    Fax: 212-305-6709
Dr. Ryan W. Rogers, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 550 Park Ave, New York, NY 10065
Phone: 212-832-9228    
Dr. Alice E Hong, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 310 East 14th Street 2nd Fl South Bldg, Ophthalmic Consultants Pc, New York, NY 10003
Phone: 212-505-6550    Fax: 212-979-1772
George Traykovski, MD
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 80 Central Park W Apt 9f, New York, NY 10023
Phone: 212-877-2016    Fax: 212-877-5609
Dr. Edward A Braunstein, M.D.
Ophthalmology
Medicare: May Accept Medicare Assignments
Practice Location: 111 Wadsworth Ave, New York, NY 10033
Phone: 646-627-7544    
Craig J Moskowitz, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 114 E 72nd St # 1d, New York, NY 10021
Phone: 212-475-9797    Fax: 917-994-9532
David Howard, MD
Ophthalmology
Medicare: Medicare Enrolled
Practice Location: 300 E 33rd St, Apt 2f, New York, NY 10016
Phone: 212-679-5583    

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.