Dr Robert Antoniuk, MD - Medicare Emergency Medicine in Mc Lean, VA

Dr Robert Antoniuk, MD is a medicare enrolled "Emergency Medicine" physician in Mc Lean, Virginia. He went to Temple University School Of Medicine and graduated in 2004 and has 20 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Kaiser Foundation Health Plan Of The Mid-atlantic States, Inc, Kaiser Foundation Health Plan Of The Mid-atlantic States, Inc and his current practice location is 8008 Westpark Dr, Mc Lean, Virginia. You can reach out to his office (for appointments etc.) via phone at (703) 287-6625.

Dr Robert Antoniuk is licensed to practice in New York (license number 244820) 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 1285849117.

Contact Information

Dr Robert Antoniuk, MD
8008 Westpark Dr,
Mc Lean, VA 22102-3109
(703) 287-6625
Not Available

Map and Direction




Physician's Profile

Full NameDr Robert Antoniuk
GenderMale
SpecialityEmergency Medicine
Experience20 Years
Location8008 Westpark Dr, Mc Lean, Virginia
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 Robert Antoniuk attended and graduated from Temple University School Of Medicine in 2004
  NPI Data:
  • NPI Number: 1285849117
  • Provider Enumeration Date: 05/14/2007
  • Last Update Date: 06/05/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 9436258944
  • Enrollment ID: I20110523000373

Medical Identifiers

Medical identifiers for Dr Robert Antoniuk such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1285849117NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine MD039151 (District Of Columbia)Secondary
207P00000XEmergency Medicine 244820 (New York)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Kaiser Foundation Health Plan Of The Mid-atlantic States, Inc37794958581628
Kaiser Foundation Health Plan Of The Mid-atlantic States, Inc37794958581628

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 Robert Antoniuk allows following entities to bill medicare on his behalf.
Entity NameKaiser Foundation Health Plan Of The Mid-atlantic States, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952461816
PECOS PAC ID: 3779495858
Enrollment ID: O20040105000308

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 Robert Antoniuk 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 Robert Antoniuk, MD
2101 E Jefferson St, Suite 4e,
Rockville, MD 20852-4908

Ph: (301) 816-7405
Dr Robert Antoniuk, MD
8008 Westpark Dr,
Mc Lean, VA 22102-3109

Ph: (703) 287-6625

Reviews and Comments


Emergency Medicine Doctors in Mc Lean, VA

Pamela Della Santina,
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 8008 Westpark Dr, Mc Lean, VA 22102
Phone: 703-237-4000    
Dr. Bronson Elizabeth Delasobera, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 6858 Old Dominion Dr, Mc Lean, VA 22101
Phone: 703-288-2790    Fax: 703-997-7272
Dr. Chinye S Obidi, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 8008 Westpark Dr, Mc Lean, VA 22102
Phone: 202-631-3621    
Dr. Kathleen Rosen, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1723 Forest Ln, Mc Lean, VA 22101
Phone: 703-534-2057    
Merkeza Grant, D.O.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 8008 Westpark Dr, Mc Lean, VA 22102
Phone: 703-287-6400    
Dr. Gregg Anthony Pane, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1228 Ingleside Ave, Mc Lean, VA 22101
Phone: 703-785-7274    

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.