Jonathon Brian Posthumus, MD - Medicare Allergy/immunology in Fredericksburg, VA

Jonathon Brian Posthumus, MD is a medicare enrolled "Allergy & Immunology" physician in Fredericksburg, Virginia. He graduated from medical school in 2007 and has 17 years of diverse experience with area of expertise as Allergy/immunology. He is a member of the group practice Allergy Partners Pllc and his current practice location is 511 Park Hill Dr, Fredericksburg, Virginia. You can reach out to his office (for appointments etc.) via phone at (540) 371-5660.

Jonathon Brian Posthumus is licensed to practice in Virginia (license number 0101251294) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1255536553.

Contact Information

Jonathon Brian Posthumus, MD
511 Park Hill Dr,
Fredericksburg, VA 22401-3377
(540) 371-5660
(540) 372-6920

Map and Direction




Physician's Profile

Full NameJonathon Brian Posthumus
GenderMale
SpecialityAllergy/immunology
Experience17 Years
Location511 Park Hill Dr, Fredericksburg, Virginia
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Jonathon Brian Posthumus graduated from medical school in 2007
  NPI Data:
  • NPI Number: 1255536553
  • Provider Enumeration Date: 06/18/2007
  • Last Update Date: 10/31/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 9830347897
  • Enrollment ID: I20120917000376

Medical Identifiers

Medical identifiers for Jonathon Brian Posthumus such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1255536553NPI-NPPES
1255536553MedicaidVA
VV7321AOtherVAMEDICARE PTAN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207K00000XAllergy & Immunology 0101251294 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mary Washington HospitalFredericksburg, VAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Allergy Partners Pllc7113822420152

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. Jonathon Brian Posthumus allows following entities to bill medicare on his behalf.
Entity NameAllergy Partners Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740416247
PECOS PAC ID: 7113822420
Enrollment ID: O20091030000066

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. Jonathon Brian Posthumus 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
Jonathon Brian Posthumus, MD
Po Box 603725,
Charlotte, NC 28260-3725

Ph: (828) 575-2625
Jonathon Brian Posthumus, MD
511 Park Hill Dr,
Fredericksburg, VA 22401-3377

Ph: (540) 371-5660

Reviews and Comments


Allergy & Immunology Doctors in Fredericksburg, VA

Dr. Ahmed Tariq Butt, M.D.
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 1300 Thornton St, Suite 200, Fredericksburg, VA 22401
Phone: 540-371-6810    Fax: 540-371-9154
Andrew Kim, M.D.
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 1300 Thornton St, Suite 200, Fredericksburg, VA 22401
Phone: 540-371-6810    Fax: 540-371-9154
Jonathan Daniel Mozena, M.D.
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 511 Park Hill Drive, Fredericksburg, VA 22401
Phone: 540-371-5660    Fax: 540-372-6920
Peter R. Smith, M.D.
Allergy & Immunology
Medicare: Not Enrolled in Medicare
Practice Location: 511 Park Hill Dr, Fredericksburg, VA 22401
Phone: 540-371-5660    Fax: 540-372-6920
Mark A Wenger, M. D.
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 511 Park Hill Dr, Fredericksburg, VA 22401
Phone: 540-371-5660    Fax: 540-372-6920
Dr. Nicholas A Klaiber, MD
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 511 Park Hill Dr, Fredericksburg, VA 22401
Phone: 540-371-5660    Fax: 540-372-6920

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.