Dr Ben Williams Sonnichsen, MD - Family Medicine in Prosser, WA

Dr Ben Williams Sonnichsen, MD is a Family Medicine physician based in Prosser, Washington. Dr Ben Williams Sonnichsen is licensed to practice in Washington (license number MD00029197) and his current practice location is 820 Memorial Street, Suite 1, Prosser, Washington. He can be reached at his office (for appointments etc.) via phone at (509) 786-2010.

NPI number for Dr Ben Williams Sonnichsen is 1295841914 and his current mailing address is Po Box 190, Toppenish, Washington. He does not participate in medicare program and thus does not accept medicare assignments. His NPI Number is 1295841914.

Contact Information

Dr Ben Williams Sonnichsen, MD
820 Memorial Street, Suite 1,
Prosser, WA 99350-2504
(509) 786-2010
(509) 788-1794

Map and Direction




Physician's Profile

Full NameDr Ben Williams Sonnichsen
GenderMale
SpecialityFamily Medicine
Location820 Memorial Street, Prosser, Washington
Accepts Medicare AssignmentsDoes not participate in Medicare Program. He may not accept medicare assignment.
  NPI Data:
  • NPI Number: 1295841914
  • Provider Enumeration Date: 08/23/2006
  • Last Update Date: 12/05/2011

Medical Identifiers

Medical identifiers for Dr Ben Williams Sonnichsen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1295841914NPI-NPPES
1585801MedicaidWA
9392SOOtherWAREGENCE
911019392OtherCOMMERCIAL
0200685OtherWAL & I
1306897681OtherNPI PROSSER MEMORIAL
1585801OtherWACHPW

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine MD00017164 (Washington)Secondary
207Q00000XFamily Medicine MD00029197 (Washington)Primary

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 Ben Williams Sonnichsen is NOT enrolled with medicare and thus cannot prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Ben Williams Sonnichsen, MD
Po Box 190,
Toppenish, WA 98948-0190

Ph: (509) 865-5898
Dr Ben Williams Sonnichsen, MD
820 Memorial Street, Suite 1,
Prosser, WA 99350-2504

Ph: (509) 786-2010

Reviews and Comments


Family Medicine Doctors in Prosser, WA

Edward Lane,
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 820 Memorial St Ste 1, Prosser, WA 99350
Phone: 509-786-2010    Fax: 509-788-1794
Katheryn Norris,
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 820 Memorial St Ste 1, Prosser, WA 99350
Phone: 509-786-2010    Fax: 509-788-1794
Kiranmayi Korimerla, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 336 Chardinnay Ave #a, Kadlec Clinic Prosser Primary Care, Prosser, WA 99350
Phone: 509-786-2002    Fax: 509-786-2026
Joji Kohjima,
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 820 Memorial St Ste 1, Prosser, WA 99350
Phone: 509-786-2010    Fax: 509-788-1794
Dr. Asuquo A Esuabana, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 723 Memorial St, Prosser, WA 99350
Phone: 509-786-2307    
Dr. Albert E. Fiedler Ii Ii, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 336 Chardonnay Ave Bldg 2, Prosser, WA 99350
Phone: 509-942-3627    Fax: 509-628-8335

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.