John Y Choi, MD - Medicare Ophthalmology in Waldorf, MD

John Y Choi, MD is a medicare enrolled "Ophthalmology" physician in Waldorf, Maryland. He went to Yale University School Of Medicine and graduated in 1996 and has 28 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Omar F. Ahmad, M.d., P.c., Omar F. Ahmad, M.d., P.c. and his current practice location is 3460 Old Washington Rd Ste 101, Waldorf, Maryland. You can reach out to his office (for appointments etc.) via phone at (301) 893-3484.

John Y Choi is licensed to practice in Maryland (license number D66433) 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 1114981149.

Contact Information

John Y Choi, MD
3460 Old Washington Rd Ste 101,
Waldorf, MD 20602-3241
(301) 893-3484
(301) 893-3481

Map and Direction




Physician's Profile

Full NameJohn Y Choi
GenderMale
SpecialityOphthalmology
Experience28 Years
Location3460 Old Washington Rd Ste 101, Waldorf, Maryland
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:
  • John Y Choi attended and graduated from Yale University School Of Medicine in 1996
  NPI Data:
  • NPI Number: 1114981149
  • Provider Enumeration Date: 04/14/2006
  • Last Update Date: 11/22/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 4385538818
  • Enrollment ID: I20071108000204

Medical Identifiers

Medical identifiers for John Y Choi such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1114981149NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology MD00046238 (Washington)Secondary
207W00000XOphthalmology D66433 (Maryland)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Omar F. Ahmad, M.d., P.c.67098456053
Omar F. Ahmad, M.d., P.c.67098456053

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. John Y Choi allows following entities to bill medicare on his behalf.
Entity NameOmar F. Ahmad, M.d., P.c.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1356375513
PECOS PAC ID: 6709845605
Enrollment ID: O20041006001140

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. John Y Choi 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
John Y Choi, MD
3460 Old Washington Rd Ste 101,
Waldorf, MD 20602-3241

Ph: (301) 893-3484
John Y Choi, MD
3460 Old Washington Rd Ste 101,
Waldorf, MD 20602-3241

Ph: (301) 893-3484

Reviews and Comments


Ophthalmology Doctors in Waldorf, MD

Omar Farooq Ahmad, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 3460 Old Washington Rd, Ste 302, Waldorf, MD 20602
Phone: 301-893-3484    Fax: 301-893-3481
Edward C Clark, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 11355 Pembrooke Sq, Suite 107, Waldorf, MD 20603
Phone: 301-843-7711    Fax: 301-932-9195
Dr. Frederick J Sauerburger, MD, PA
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 11345 Pembrooke Sq, Ste 105, Waldorf, MD 20603
Phone: 301-843-3120    Fax: 301-645-4740
Dr. Olivia Dryjski, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 3460 Old Washington Rd Ste 302, Waldorf, MD 20602
Phone: 301-292-3535    
Aruoriwo M Oboh-weilke, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 3460 Old Washington Rd, Suite 302, Waldorf, MD 20602
Phone: 301-292-3535    Fax: 301-637-3335

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.