Gregory J Biernacki, MD - Medicare Family Medicine in Williamsburg, VA

Gregory J Biernacki, MD is a medicare enrolled "Family Medicine" physician in Williamsburg, Virginia. His current practice location is 4374 New Town Ave, Suite 200, Williamsburg, Virginia. You can reach out to his office (for appointments etc.) via phone at (757) 220-2795.

Gregory J Biernacki is licensed to practice in Virginia (license number 0101041954) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1194789909.

Contact Information

Gregory J Biernacki, MD
4374 New Town Ave, Suite 200,
Williamsburg, VA 23188-2865
(757) 220-2795
(757) 259-8797

Map and Direction




Physician's Profile

Full NameGregory J Biernacki
GenderMale
SpecialityFamily Medicine
Location4374 New Town Ave, Williamsburg, Virginia
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1194789909
  • Provider Enumeration Date: 04/17/2006
  • Last Update Date: 02/02/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 6507946639
  • Enrollment ID: I20080102000442

Medical Identifiers

Medical identifiers for Gregory J Biernacki such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1194789909NPI-NPPES
010111480MedicaidVA
840000185OtherVARAILROAD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 0101041954 (Virginia)Primary

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. Gregory J Biernacki allows following entities to bill medicare on his behalf.
Entity NameVelocity Urgent Care Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205350584
PECOS PAC ID: 7618234980
Enrollment ID: O20171122001472

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. Gregory J Biernacki 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
Gregory J Biernacki, MD
4374 New Town Ave, Suite 200,
Williamsburg, VA 23188-2865

Ph: (757) 220-2795
Gregory J Biernacki, MD
4374 New Town Ave, Suite 200,
Williamsburg, VA 23188-2865

Ph: (757) 220-2795

Reviews and Comments


Family Medicine Doctors in Williamsburg, VA

Richard David Bagnall, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 120 Kings Way, Suite 1400, Williamsburg, VA 23185
Phone: 757-345-2555    Fax: 757-345-0366
Dr. Shane H Peng, M.D.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 400 Sentara Cir, Ste 450, Williamsburg, VA 23188
Phone: 757-345-4614    Fax: 757-345-4601
Dr. Jamie Leigh Rygielski, D.O
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4374 New Town Ave Ste 200, Williamsburg, VA 23188
Phone: 757-984-6110    
Michelle Brodasky Covili, D.O.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 477 Mclaws Cir Ste 1, Williamsburg, VA 23185
Phone: 757-984-9650    Fax: 757-510-9232
Mrs. Barbara Leigh Route, FNP-C
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4125 Ironbound Rd Ste 200, Williamsburg, VA 23188
Phone: 757-345-2829    
Bruce Mayer, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 7151 Richmond Rd Ste 403, Williamsburg, VA 23188
Phone: 757-566-2045    Fax: 757-741-2735
John R Thompson Iii, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 800 E Rochambeau Dr Ste F230, Williamsburg, VA 23188
Phone: 757-656-2295    Fax: 757-210-3108

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).

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