Dr Karen Pereia Dietz, MD - Medicare Internal Medicine in Fredericksbrg, VA

Dr Karen Pereia Dietz, MD is a medicare enrolled "Internal Medicine" physician in Fredericksbrg, Virginia. She went to Georgetown University School Of Medicine and graduated in 2016 and has 8 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Mary Washington Medical Group Hospitalist Services, Llc and her current practice location is 1001 Sam Perry Blvd, Fredericksbrg, Virginia. You can reach out to her office (for appointments etc.) via phone at (301) 273-5394.

Dr Karen Pereia Dietz is licensed to practice in Virginia (license number 0101269713) 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 1477908382.

Contact Information

Dr Karen Pereia Dietz, MD
1001 Sam Perry Blvd,
Fredericksbrg, VA 22401-4453
(301) 273-5394
Not Available



Physician's Profile

Full NameDr Karen Pereia Dietz
GenderFemale
SpecialityInternal Medicine
Experience8 Years
Location1001 Sam Perry Blvd, Fredericksbrg, 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:
  • Dr Karen Pereia Dietz attended and graduated from Georgetown University School Of Medicine in 2016
  NPI Data:
  • NPI Number: 1477908382
  • Provider Enumeration Date: 04/28/2016
  • Last Update Date: 03/26/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 6608161385
  • Enrollment ID: I20201012000069

Medical Identifiers

Medical identifiers for Dr Karen Pereia Dietz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1477908382NPI-NPPES
1477908382MedicaidVA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics 0101269713 (Virginia)Secondary
207R00000XInternal Medicine 0101269713 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mary Washington HospitalFredericksburg, VAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mary Washington Medical Group Hospitalist Services, Llc145662936975

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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. Dr Karen Pereia Dietz allows following entities to bill medicare on her behalf.
Entity NameSoutheastern Physician Services Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1083835441
PECOS PAC ID: 0042307852
Enrollment ID: O20081229000558

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Entity NameMary Washington Healthcare Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1295999852
PECOS PAC ID: 2769546530
Enrollment ID: O20090123000298

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Entity NameMary Washington Medical Group Hospitalist Services, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1750826277
PECOS PAC ID: 1456629369
Enrollment ID: O20170619001149

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Entity NameVirginia Pac Services Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073042800
PECOS PAC ID: 4587930672
Enrollment ID: O20171017002271

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Entity NameNv Pacs 2 Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1427534809
PECOS PAC ID: 0941550578
Enrollment ID: O20220802002024

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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. Dr Karen Pereia Dietz 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
Dr Karen Pereia Dietz, MD
1001 Sam Perry Blvd,
Fredericksburg, VA 22401-4453

Ph: (301) 273-5394
Dr Karen Pereia Dietz, MD
1001 Sam Perry Blvd,
Fredericksbrg, VA 22401-4453

Ph: (301) 273-5394

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Internal Medicine Doctors in Fredericksbrg, VA

Ahmad Tariq Allemyar,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1001 Sam Perry Blvd, Fredericksbrg, VA 22401
Phone: 540-741-4350    
Dr. Jorge Hernandez Dolojan, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4604 Spotsylvania Pkwy Ste 340, Fredericksbrg, VA 22408
Phone: 276-783-1827    Fax: 276-783-2879
Dr. Mohammed Alattar, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4604 Spotsylvania Pkwy Ste 340, Fredericksbrg, VA 22408
Phone: 276-783-1827    Fax: 276-783-2879
Dr. Frans A Vossenberg, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1201 Sam Perry Blvd, Suite 280, Fredericksbrg, VA 22401
Phone: 540-361-2922    Fax: 540-361-2927

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