Dr Margaret M Shaffer, MD in Washington, DC

Dr Margaret M Shaffer, MD is a medicare enrolled "Pathology - Anatomic Pathology & Clinical Pathology" physician in Washington, District Of Columbia. She went to George Washington University School Of Medicine and graduated in 1989 and has 36 years of diverse experience with area of expertise as Pathology. She is a member of the group practice Johns Hopkins University, Johns Hopkins University and her current practice location is 5255 Loughboro Rd Nw, Washington, District Of Columbia. You can reach out to her office (for appointments etc.) via phone at (202) 537-4455.

Dr Margaret M Shaffer is licensed to practice in Maryland (license number D79890) and she also participates in the medicare program. She may accept medicare assignments (which means she may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and her NPI Number is 1851507719.

Contact Information

	Dr Margaret M Shaffer, MD
	5255 Loughboro Rd Nw, Washington, DC 20016-2633
	(202) 537-4455
	Not Available

Map and Direction

Physician's Profile

Full Name	Dr Margaret M Shaffer
Gender	Female
Speciality	Pathology
Experience	36 Years
Location	5255 Loughboro Rd Nw, Washington, District Of Columbia
Accepts Medicare Assignments	May be. She may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.

Medical Education and Training:

Dr Margaret M Shaffer attended and graduated from George Washington University School Of Medicine in 1989

NPI Data:

NPI Number: 1851507719
Provider Enumeration Date: 05/15/2007
Last Update Date: 12/22/2021

Medicare PECOS Information:

PECOS PAC ID: 4082671771
Enrollment ID: I20041214000888

Medical Identifiers

Medical identifiers for Dr Margaret M Shaffer such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1851507719	NPI	-	NPPES
D79890	Other	MD	MD LICENSE
MD20064	Other	DC	DC LICENSE

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207ZP0102X	Pathology - Anatomic Pathology & Clinical Pathology	D79890 (Maryland)	Primary
207ZP0102X	Pathology - Anatomic Pathology & Clinical Pathology	MD20064 (District Of Columbia)	Secondary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Sibley Memorial Hospital	Washington, DC	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Johns Hopkins University	4981745098	540
Johns Hopkins University	8921903147	2699

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 Margaret M Shaffer allows following entities to bill medicare on her behalf.

Entity Name	Johns Hopkins University
Entity Type	Part B Supplier - Hospital Department(s)
Entity Identifiers	NPI Number: 1477540904 PECOS PAC ID: 4981745098 Enrollment ID: O20150331000171

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 Margaret M Shaffer 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 Margaret M Shaffer, MD 6201 Greenleigh Ave, Middle River, MD 21220-2004 Ph: () -	Dr Margaret M Shaffer, MD 5255 Loughboro Rd Nw, Washington, DC 20016-2633 Ph: (202) 537-4455

Reviews and Comments

Pathology Doctors in Washington, DC

Dr. Vani Padmanabha, MD Pathology Medicare: Not Enrolled in Medicare Practice Location: 1150 Varnum St Ne, Pathology Department, Washington, DC 20017 Phone: 202-269-7272
Ernest E Lack, MD Pathology Medicare: Not Enrolled in Medicare Practice Location: 110 Irving St Nw, Washington, DC 20010 Phone: 202-877-6190 Fax: 202-877-3820
Andrea L Richardson, MD PHD Pathology Medicare: May Accept Medicare Assignments Practice Location: 5255 Loughboro Rd Nw, Washington, DC 20016 Phone: 202-537-4455 Fax: 202-537-4466
Dr. Isabell Am Sesterhenn, M.D. Pathology Medicare: Not Enrolled in Medicare Practice Location: 6825 16th St Nw, Washington, DC 20306 Phone: 202-782-2756 Fax: 202-782-3056
Christopher Keith Burris, M.D. Pathology Medicare: Accepting Medicare Assignments Practice Location: 810 Potomac Ave Se, Washington, DC 20003 Phone: 202-878-6588 Fax: 202-878-6564
Rafiq Shahid, MD Pathology Medicare: Medicare Enrolled Practice Location: 2300 M St Nw, Washington, DC 20037 Phone: 202-677-6600 Fax: 202-677-6601
Dr. Luigi Kuo Feng Rao, M.D., M.S. Pathology Medicare: Accepting Medicare Assignments Practice Location: 2 Walter Reed Amc Department, 6900 Georgia Avenue, Nw, Washington, DC 20307 Phone: 202-782-1017 Fax: 202-782-3217

Dr Margaret M Shaffer, MD - Medicare Pathology in Washington, DC