Mrs Gretchen Dorr Horst, LCSW - Medicare Clinical Social Worker in Herndon, VA

Mrs Gretchen Dorr Horst, LCSW is a medicare enrolled "Social Worker - Clinical" provider in Herndon, Virginia. She graduated from medical school in 1980 and has 44 years of diverse experience with area of expertise as Clinical Social Worker. Her current practice location is 429b Carlisle Dr # 205, Herndon, Virginia. You can reach out to her office (for appointments etc.) via phone at (703) 391-7380.

Mrs Gretchen Dorr Horst is licensed to practice in Virginia (license number 0904001567) and she also participates in the medicare program. She may accept medicare assignments (which means she may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and her NPI Number is 1104913821.

Contact Information

Mrs Gretchen Dorr Horst, LCSW
429b Carlisle Dr # 205,
Herndon, VA 20170-4802
(703) 391-7380
(703) 783-8655

Map and Direction




Healthcare Provider's Profile

Full NameMrs Gretchen Dorr Horst
GenderFemale
SpecialityClinical Social Worker
Experience44 Years
Location429b Carlisle Dr # 205, Herndon, Virginia
Accepts Medicare AssignmentsMay be. She may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mrs Gretchen Dorr Horst graduated from medical school in 1980
  NPI Data:
  • NPI Number: 1104913821
  • Provider Enumeration Date: 10/05/2006
  • Last Update Date: 06/28/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 5395715122
  • Enrollment ID: I20040729000312

Medical Identifiers

Medical identifiers for Mrs Gretchen Dorr Horst such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104913821NPI-NPPES
102938OtherVAANTHEM

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
1041C0700XSocial Worker - Clinical 0904001567 (Virginia)Primary

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. Mrs Gretchen Dorr Horst allows following entities to bill medicare on her behalf.
Entity NameThe Dorr Center, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1467549188
PECOS PAC ID: 6305825803
Enrollment ID: O20040727001627

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. Mrs Gretchen Dorr Horst 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
Mrs Gretchen Dorr Horst, LCSW
429b Carlisle Dr # 205,
Herndon, VA 20170-4802

Ph: (703) 391-7380
Mrs Gretchen Dorr Horst, LCSW
429b Carlisle Dr # 205,
Herndon, VA 20170-4802

Ph: (703) 391-7380

Reviews and Comments


Social Worker in Herndon, VA

Cynthia Jane Rogers, DMIN, LCSW
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Medicare: Accepting Medicare Assignments
Practice Location: 435a Carlisle Dr Ste 104, Herndon, VA 20170
Phone: 703-674-8628    
Kristine L Pantke, MSW, LCSW
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Practice Location: 13655 Dulles Technology Dr Ste 120, Herndon, VA 20171
Phone: 571-665-4025    
Aliya Mccants,
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Practice Location: 2340 Carta Way Apt 2048, Herndon, VA 20171
Phone: 225-456-1449    
Ellen M. Neal, L.C.S.W
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Medicare: Not Enrolled in Medicare
Practice Location: 297 Herndon Pkwy, Suite 202, Herndon, VA 20170
Phone: 703-220-0107    Fax: 703-266-3677
Barbara Jean Lennon, LCSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 3221 W Ox Rd, Herndon, VA 20171
Phone: 703-648-0887    Fax: 703-758-6641
Michelle Cades-loggia, LCSW
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Medicare: Not Enrolled in Medicare
Practice Location: 13457 Cobra Ct, Herndon, VA 20171
Phone: 703-733-0221    

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.