Melissa Martinez Anastacio, MD - Medicare Critical Care (intensivists) in Washington, DC

Melissa Martinez Anastacio, MD is a medicare enrolled "Surgery - Surgical Critical Care" physician in Washington, District Of Columbia. She went to University Of Virginia School Of Medicine and graduated in 2006 and has 18 years of diverse experience with area of expertise as Critical Care (intensivists). She is a member of the group practice Medstar Medical Group Ii Llc and her current practice location is 110 Irving St Nw, Room 4b42, Washington, District Of Columbia. You can reach out to her office (for appointments etc.) via phone at (202) 877-7259.

Melissa Martinez Anastacio is licensed to practice in District Of Columbia (license number MD043405) 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 1043429459.

Contact Information

Melissa Martinez Anastacio, MD
110 Irving St Nw, Room 4b42,
Washington, DC 20010-3017
(202) 877-7259
(202) 877-7258

Map and Direction




Physician's Profile

Full NameMelissa Martinez Anastacio
GenderFemale
SpecialityCritical Care (intensivists)
Experience18 Years
Location110 Irving St 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:
  • Melissa Martinez Anastacio attended and graduated from University Of Virginia School Of Medicine in 2006
  NPI Data:
  • NPI Number: 1043429459
  • Provider Enumeration Date: 05/22/2007
  • Last Update Date: 09/30/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 6305154170
  • Enrollment ID: I20150928001314

Medical Identifiers

Medical identifiers for Melissa Martinez Anastacio such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1043429459NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2086S0102XSurgery - Surgical Critical Care MD043405 (District Of Columbia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Medstar Washington Hospital CenterWashington, DCHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Medstar Medical Group Ii Llc05474138251790

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. Melissa Martinez Anastacio allows following entities to bill medicare on her behalf.
Entity NameWhc Physician Group Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700154226
PECOS PAC ID: 6103093513
Enrollment ID: O20120125000252
Entity NameMedstar Medical Group Ii Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184046187
PECOS PAC ID: 0547413825
Enrollment ID: O20130117000415

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. Melissa Martinez Anastacio 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
Melissa Martinez Anastacio, MD
110 Irving St Nw, Room 4b42,
Washington, DC 20010-3017

Ph: (202) 877-7259
Melissa Martinez Anastacio, MD
110 Irving St Nw, Room 4b42,
Washington, DC 20010-3017

Ph: (202) 877-7259

Reviews and Comments


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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.