Mary Elizabeth Markarian-barrett, - Medicare Certified Registered Nurse Anesthetist (crna) in Washington, DC

Mary Elizabeth Markarian-barrett, is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Washington, District Of Columbia. She graduated from nursing school in 2002 and has 22 years of diverse experience with area of expertise as Certified Registered Nurse Anesthetist (crna). She is a member of the group practice Medstar Medical Group Anesthesiology Llc and her current practice location is 3800 Reservoir Rd Nw, Washington, District Of Columbia. You can reach out to her office (for appointments etc.) via phone at (202) 444-2746.

Mary Elizabeth Markarian-barrett is licensed to practice in District Of Columbia (license number RN963902) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1528056041.

Contact Information

Mary Elizabeth Markarian-barrett,
3800 Reservoir Rd Nw,
Washington, DC 20007-2113
(202) 444-2746
Not Available

Map and Direction




Provider's Profile

Full NameMary Elizabeth Markarian-barrett
GenderFemale
SpecialityCertified Registered Nurse Anesthetist (crna)
Experience22 Years
Location3800 Reservoir Rd Nw, Washington, District Of Columbia
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mary Elizabeth Markarian-barrett graduated from nursing school in 2002
  NPI Data:
  • NPI Number: 1528056041
  • Provider Enumeration Date: 10/10/2005
  • Last Update Date: 03/09/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 3870751779
  • Enrollment ID: I20120223000572

Medical Identifiers

Medical identifiers for Mary Elizabeth Markarian-barrett such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1528056041NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered RN963902 (District Of Columbia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Medstar Montgomery Medical CenterOlney, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Medstar Medical Group Anesthesiology Llc1052678034456

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. Mary Elizabeth Markarian-barrett allows following entities to bill medicare on her behalf.
Entity NameFirst Colonies Anesthesia Associates, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740218767
PECOS PAC ID: 8426039744
Enrollment ID: O20040607001456
Entity NameCenters For Advanced Orthopaedics Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1487093167
PECOS PAC ID: 8123260981
Enrollment ID: O20131024001780
Entity NameMedstar Medical Group Anesthesiology Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1528578333
PECOS PAC ID: 1052678034
Enrollment ID: O20171129001837

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. Mary Elizabeth Markarian-barrett 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
Mary Elizabeth Markarian-barrett,
Po Box 418283,
Boston, MA 02241-8283

Ph: (703) 558-1544
Mary Elizabeth Markarian-barrett,
3800 Reservoir Rd Nw,
Washington, DC 20007-2113

Ph: (202) 444-2746

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Washington, DC

Miss Ore-oluwa Odulana Lima Da Silva, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 110 Irving St Nw, Washington, DC 20010
Phone: 202-877-7504    
Kathryn T Turner, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 110 Irving St Nw, Washington, DC 20010
Phone: 301-946-5100    Fax: 301-929-0348
Glenise Lynn Sanchez Perez,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 110 Irving St Nw, Washington, DC 20010
Phone: 202-877-7000    
Barbara Pursell,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 3800 Reservoir Rd Nw, Washington, DC 20007
Phone: 202-444-4904    
Vera Tantoco,
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 3800 Reservoir Rd Nw, Washington, DC 20007
Phone: 202-444-8640    
Donna Jasinski,
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 3800 Reservoir Rd Nw, Washington, DC 20007
Phone: 202-444-8640    
Ms. Jane Ann Skelton, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 110 Irving St Nw, Dept. Anesthesia Angie Edwards, Washington, DC 20016
Phone: 202-877-7000    

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.