Dr Mark Ewing Chisam, MD in Williamsburg, VA - Medicare Radiation Oncology

Dr Mark Ewing Chisam, MD is a medicare enrolled "Radiology - Radiation Oncology" physician in Williamsburg, Virginia. He went to Uniformed Services Uhs Fe Hebert School Of Med and graduated in 1994 and has 30 years of diverse experience with area of expertise as Radiation Oncology. He is a member of the group practice Riverside Physician Services Inc and his current practice location is 3901 Treyburn Dr, Suite B, Williamsburg, Virginia. You can reach out to his office (for appointments etc.) via phone at (757) 220-4900.

Dr Mark Ewing Chisam is licensed to practice in Virginia (license number 0101054200) 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 1053381251.

Contact Information

	Dr Mark Ewing Chisam, MD
	3901 Treyburn Dr, Suite B, Williamsburg, VA 23185-2891
	(757) 220-4900
	(757) 565-5328

Map and Direction

Physician's Profile

Full Name	Dr Mark Ewing Chisam
Gender	Male
Speciality	Radiation Oncology
Experience	30 Years
Location	3901 Treyburn Dr, Williamsburg, Virginia
Accepts Medicare Assignments	Yes. 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 Mark Ewing Chisam attended and graduated from Uniformed Services Uhs Fe Hebert School Of Med in 1994

NPI Data:

NPI Number: 1053381251
Provider Enumeration Date: 01/23/2006
Last Update Date: 10/03/2013

Medicare PECOS Information:

PECOS PAC ID: 4486758455
Enrollment ID: I20070330000472

Medical Identifiers

Medical identifiers for Dr Mark Ewing Chisam such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1053381251	NPI	-	NPPES
1053381251	Medicaid	VA

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
2085R0001X	Radiology - Radiation Oncology	0101054200 (Virginia)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Riverside Regional Medical Center	Newport news, VA	Hospital
Riverside Walter Reed Hospital	Gloucester, VA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Riverside Physician Services Inc	5092608448	738

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 Mark Ewing Chisam allows following entities to bill medicare on his behalf.

Entity Name	Riverside Physician Services Inc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1194929026 PECOS PAC ID: 5092608448 Enrollment ID: O20040207000400

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 Mark Ewing Chisam 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 Address	Practice Location Address
Dr Mark Ewing Chisam, MD 856 J Clyde Morris Blvd, Suite A, Newport News, VA 23601-1318 Ph: () -	Dr Mark Ewing Chisam, MD 3901 Treyburn Dr, Suite B, Williamsburg, VA 23185-2891 Ph: (757) 220-4900

Reviews and Comments

Radiology Doctors in Williamsburg, VA

Dr. Richard B. Circeo, M.D. Radiology Medicare: Not Enrolled in Medicare Practice Location: 35 Whittakers Mill Rd, Williamsburg, VA 23185 Phone: 757-220-2687
Dr. Donald E La Vay, MD Radiology Medicare: Not Enrolled in Medicare Practice Location: 109 George Sandys, Williamsburg, VA 23185 Phone: 757-258-9585
Michael Salvatore Montileone, MD Radiology Medicare: Medicare Enrolled Practice Location: 100 Sentara Circle, Sentara Williamsburg Regional Medical Center, Williamsburg, VA 23188 Phone: 757-984-7890 Fax: 757-984-7891
Matthew T. Doherty, MD Radiology Medicare: Accepting Medicare Assignments Practice Location: 5424 Discovery Park Blvd, Williamsburg, VA 23188 Phone: 757-707-3510
Dr. Jonathan Lavery Stolz, M.D. Radiology Medicare: Not Enrolled in Medicare Practice Location: 145 Captaine Graves, Williamsburg, VA 23185 Phone: 757-229-2498
Melinda Martin Dunn, MD Radiology Medicare: Medicare Enrolled Practice Location: 400 Sentara Circle, Getty Outpatient Center Womens Imaging Center, Williamsburg, VA 23188 Phone: 757-345-4080 Fax: 757-345-4001

Dr Mark Ewing Chisam, MD - Medicare Radiation Oncology in Williamsburg, VA