Dr Jon Roger Gray, MD, MPH - Medicare Preventive Medicine in Williamsburg, VA

Dr Jon Roger Gray, MD, MPH is a medicare enrolled "Preventive Medicine - Occupational Medicine" physician in Williamsburg, Virginia. His current practice location is 3901 Treyburn Dr, Williamsburg, Virginia. You can reach out to his office (for appointments etc.) via phone at (757) 772-0192.

Dr Jon Roger Gray is licensed to practice in Virginia (license number 0101274639) 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 1750543146.

Contact Information

Dr Jon Roger Gray, MD, MPH
3901 Treyburn Dr,
Williamsburg, VA 23185-2891
(757) 772-0192
Not Available

Map and Direction




Physician's Profile

Full NameDr Jon Roger Gray
GenderMale
SpecialityPreventive Medicine - Occupational Medicine
Location3901 Treyburn Dr, Williamsburg, Virginia
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1750543146
  • Provider Enumeration Date: 06/27/2008
  • Last Update Date: 09/15/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 2769889641
  • Enrollment ID: I20231012000434

Medical Identifiers

Medical identifiers for Dr Jon Roger Gray such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1750543146NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2083X0100XPreventive Medicine - Occupational Medicine 0101274639 (Virginia)Primary
2083X0100XPreventive Medicine - Occupational Medicine 43499 (Tennessee)Secondary
2083A0100XPreventive Medicine - Aerospace Medicine MD0000043499 (Tennessee)Secondary

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 Jon Roger Gray 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. Dr Jon Roger Gray 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 Jon Roger Gray, MD, MPH
3901 Treyburn Dr,
Williamsburg, VA 23185-2891

Ph: (757) 772-0192
Dr Jon Roger Gray, MD, MPH
3901 Treyburn Dr,
Williamsburg, VA 23185-2891

Ph: (757) 772-0192

Reviews and Comments


Preventive Medicine Doctors in Williamsburg, VA

Dr. Deborah Ann Eichelberger, MD MPH
Preventive Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 23 The Palisades, Williamsburg, VA 23185
Phone: 757-229-3667    

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.