Margaret Elizabeth Holbrook, PA-C - Medicare Physician Assistant in Fairfax, VA

Margaret Elizabeth Holbrook, PA-C is a medicare enrolled "Physician Assistant" in Fairfax, Virginia. She graduated from nursing school in 2008 and has 16 years of diverse experience with area of expertise as Physician Assistant. She is a member of the group practice Inova Health Care Services and her current practice location is 8081 Innovation Park Dr, Fairfax, Virginia. You can reach out to her office (for appointments etc.) via phone at (571) 472-4724.

Margaret Elizabeth Holbrook is licensed to practice in Virginia (license number 0110004584) 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 1871743864.

Contact Information

Margaret Elizabeth Holbrook, PA-C
8081 Innovation Park Dr,
Fairfax, VA 22031-4867
(571) 472-4724
(571) 472-1601

Map and Direction




Provider's Profile

Full NameMargaret Elizabeth Holbrook
GenderFemale
SpecialityPhysician Assistant
Experience16 Years
Location8081 Innovation Park Dr, Fairfax, Virginia
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:
  • Margaret Elizabeth Holbrook graduated from nursing school in 2008
  NPI Data:
  • NPI Number: 1871743864
  • Provider Enumeration Date: 09/25/2008
  • Last Update Date: 05/05/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 0143368746
  • Enrollment ID: I20160202002484

Medical Identifiers

Medical identifiers for Margaret Elizabeth Holbrook such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1871743864NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363AM0700XPhysician Assistant - Medical 1987 (Alaska)Secondary
363AM0700XPhysician Assistant - Medical 823 (Alaska)Secondary
363A00000XPhysician Assistant 0110004584 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Inova Fairfax HospitalFalls church, VAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Inova Health Care Services24663510931983

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. Margaret Elizabeth Holbrook 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
Margaret Elizabeth Holbrook, PA-C
Po Box 37174,
Baltimore, MD 21297-3174

Ph: (571) 423-5699
Margaret Elizabeth Holbrook, PA-C
8081 Innovation Park Dr,
Fairfax, VA 22031-4867

Ph: (571) 472-4724

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.