Dr Ralph R Dimattia, MD - Medicare Hospitalist in Williamsburg, VA

Dr Ralph R Dimattia, MD is a medicare enrolled "Internal Medicine" physician in Williamsburg, Virginia. He went to Jefferson Medical College Of Thomas Jefferson University and graduated in 1981 and has 43 years of diverse experience with area of expertise as Hospitalist. He is a member of the group practice Sentara Medical Group and his current practice location is 100 Sentara Cir, Williamsburg, Virginia. You can reach out to his office (for appointments etc.) via phone at (757) 984-7218.

Dr Ralph R Dimattia is licensed to practice in Virginia (license number 0101036830) 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 1013985068.

Contact Information

Dr Ralph R Dimattia, MD
100 Sentara Cir,
Williamsburg, VA 23188-5713
(757) 984-7218
(757) 984-7210

Map and Direction




Physician's Profile

Full NameDr Ralph R Dimattia
GenderMale
SpecialityHospitalist
Experience43 Years
Location100 Sentara Cir, Williamsburg, 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 Ralph R Dimattia attended and graduated from Jefferson Medical College Of Thomas Jefferson University in 1981
  NPI Data:
  • NPI Number: 1013985068
  • Provider Enumeration Date: 03/08/2006
  • Last Update Date: 09/12/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 5698675882
  • Enrollment ID: I20040113000244

Medical Identifiers

Medical identifiers for Dr Ralph R Dimattia such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1013985068NPI-NPPES
010026253MedicaidVA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 0101036830 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Sentara Williamsburg Regional Medical CenterWilliamsburg, VAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Sentara Medical Group89219039231058

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 Ralph R Dimattia allows following entities to bill medicare on his behalf.
Entity NameSentara Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265485270
PECOS PAC ID: 8921903923
Enrollment ID: O20031203000466

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 Ralph R Dimattia 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 Ralph R Dimattia, MD
100 Sentara Cir,
Williamsburg, VA 23188-5713

Ph: (757) 984-7218
Dr Ralph R Dimattia, MD
100 Sentara Cir,
Williamsburg, VA 23188-5713

Ph: (757) 984-7218

Reviews and Comments


Internal Medicine Doctors in Williamsburg, VA

Dr. Harold D Jones Iii, MD
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Phone: 757-253-5161    
William J Beneke, M.D
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Phone: 757-208-0005    Fax: 757-208-0006
Dr. Vicki Stone Wilhelm, MD
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Practice Location: 137 Kingspoint Dr, Williamsburg, VA 23185
Phone: 757-220-2718    
David Gordon Hundt, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 227 Mclaws Cir, Williamsburg, VA 23185
Phone: 757-564-8182    Fax: 757-564-0077
Abel Yimer, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 477 Mclaws Cir Ste 1, Williamsburg, VA 23185
Phone: 757-984-9675    Fax: 757-470-5401

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.