Ms Christina Joy Williamson, CRNP - Medicare Nurse Practitioner in Fort Washington, MD

Ms Christina Joy Williamson, CRNP is a medicare enrolled "Nurse Practitioner - Adult Health" in Fort Washington, Maryland. She graduated from nursing school in 2018 and has 6 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Usacs Integrated Acute Care Services Of Maryland Llc and her current practice location is 8507 Oxon Hill Rd Ste 200, Fort Washington, Maryland. You can reach out to her office (for appointments etc.) via phone at (301) 841-6868.

Ms Christina Joy Williamson is licensed to practice in Maryland (license number R235436) 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 1003382433.

Contact Information

Ms Christina Joy Williamson, CRNP
8507 Oxon Hill Rd Ste 200,
Fort Washington, MD 20744-4774
(301) 841-6868
(301) 841-6885

Map and Direction




Provider's Profile

Full NameMs Christina Joy Williamson
GenderFemale
SpecialityNurse Practitioner
Experience6 Years
Location8507 Oxon Hill Rd Ste 200, Fort Washington, Maryland
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:
  • Ms Christina Joy Williamson graduated from nursing school in 2018
  NPI Data:
  • NPI Number: 1003382433
  • Provider Enumeration Date: 10/24/2018
  • Last Update Date: 08/16/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 3476893892
  • Enrollment ID: I20190826001346

Medical Identifiers

Medical identifiers for Ms Christina Joy Williamson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003382433NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LA2200XNurse Practitioner - Adult Health R235436 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Holy Cross Germantown HospitalGermantown, MDHospital
Holy Cross HospitalSilver spring, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Usacs Integrated Acute Care Services Of Maryland Llc4486900172203

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. Ms Christina Joy Williamson allows following entities to bill medicare on her behalf.
Entity NameMdics Rehabilitative Services Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1124313309
PECOS PAC ID: 4981861903
Enrollment ID: O20120202000749
Entity NameUsacs Integrated Acute Care Services Of Maryland Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1922598929
PECOS PAC ID: 4486900172
Enrollment ID: O20190604001354

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. Ms Christina Joy Williamson 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
Ms Christina Joy Williamson, CRNP
8507 Oxon Hill Rd Ste 200,
Fort Washington, MD 20744-4774

Ph: (301) 841-6868
Ms Christina Joy Williamson, CRNP
8507 Oxon Hill Rd Ste 200,
Fort Washington, MD 20744-4774

Ph: (301) 841-6868

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.