Dr Steven C Mares, MD - Medicare Pediatrics in Williamsburg, VA

Dr Steven C Mares, MD is a medicare enrolled "Pediatrics" physician in Williamsburg, Virginia. His current practice location is 1162 Professional Dr, Williamsburg, Virginia. You can reach out to his office (for appointments etc.) via phone at (757) 253-5757.

Dr Steven C Mares is licensed to practice in Virginia (license number 0101049927) 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 1639144686.

Contact Information

Dr Steven C Mares, MD
1162 Professional Dr,
Williamsburg, VA 23185
(757) 253-5757
(757) 229-0265

Map and Direction




Physician's Profile

Full NameDr Steven C Mares
GenderMale
SpecialityPediatrics
Location1162 Professional 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: 1639144686
  • Provider Enumeration Date: 02/22/2006
  • Last Update Date: 12/03/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 7214993955
  • Enrollment ID: I20041206000069

Medical Identifiers

Medical identifiers for Dr Steven C Mares such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1639144686NPI-NPPES
010099803MedicaidVA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics 0101049927 (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. Dr Steven C Mares 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
Entity NameChildrens Specialty Group Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1255354130
PECOS PAC ID: 5890788764
Enrollment ID: O20040406001195
Entity NameMary Washington Healthcare Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1295999852
PECOS PAC ID: 2769546530
Enrollment ID: O20090123000298

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 Steven C Mares 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 Steven C Mares, MD
1162 Professional Dr,
Williamsburg, VA 23185

Ph: (757) 253-5757
Dr Steven C Mares, MD
1162 Professional Dr,
Williamsburg, VA 23185

Ph: (757) 253-5757

Reviews and Comments


Pediatrics Doctors in Williamsburg, VA

Mark C Downey, MD
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 119 Bulifants Blvd, Williamsburg, VA 23188
Phone: 757-564-7337    Fax: 757-564-3205
Dr. Maurice E Graham, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 4374 New Town Ave, Ste 202, Williamsburg, VA 23188
Phone: 757-253-5757    Fax: 757-510-9063
Dr. Dan F Via, M.D.
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 4374 New Town Ave, Ste 202, Williamsburg, VA 23188
Phone: 757-253-5757    Fax: 757-510-9063
Dr. Ertle Clennie Jones Jr., MD
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 119 Bulifants Blvd, Williamsburg, VA 23188
Phone: 757-564-7337    
Dr. Cynthia T Portal, MD
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Medicare: Medicare Enrolled
Practice Location: 108 Harbourside, Williamsburg, VA 23188
Phone: 757-229-9378    
Dr. Elizabeth De Falcon, MD
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 119 Bulifants Blvd, Williamsburg, VA 23188
Phone: 757-564-7337    

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.

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