Dr Robert Dean Williams, MD - Medicare Ophthalmology in Friday Harbor, WA

Dr Robert Dean Williams, MD is a medicare enrolled "Ophthalmology" physician in Friday Harbor, Washington. His current practice location is 470 Spring Street, Ste 200, Friday Harbor, Washington. You can reach out to his office (for appointments etc.) via phone at (360) 378-3937.

Dr Robert Dean Williams is licensed to practice in Washington (license number MD00015265) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1639171291.

Contact Information

Dr Robert Dean Williams, MD
470 Spring Street, Ste 200,
Friday Harbor, WA 98250
(360) 378-3937
(360) 282-6871

Map and Direction




Physician's Profile

Full NameDr Robert Dean Williams
GenderMale
SpecialityOphthalmology
Location470 Spring Street, Friday Harbor, Washington
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1639171291
  • Provider Enumeration Date: 08/12/2005
  • Last Update Date: 03/28/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 9436291523
  • Enrollment ID: I20111114000543

Medical Identifiers

Medical identifiers for Dr Robert Dean Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1639171291NPI-NPPES
180019058OtherKYMEDICARE RAILROAD
0800308OtherUNITED HEALTHCARE
100380330AMedicaidIN
K001342OtherKYTRICARE
1051979MedicaidKY
000000062218OtherKYANTHEM
100380300BMedicaidIN
4227781OtherAETNA
917224OtherBLOCK VISION
64278567MedicaidKY
000000042394OtherINANTHEM
180017926OtherINMEDICARE RAILROAD
I005632OtherINTRICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology 27856 (Kentucky)Secondary
207W00000XOphthalmology 01042740 (Indiana)Secondary
207W00000XOphthalmology MD00015265 (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 Robert Dean Williams 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 Robert Dean Williams, MD
89 Wilks Way,
Friday Harbor, WA 98250-6049

Ph: (502) 458-9004
Dr Robert Dean Williams, MD
470 Spring Street, Ste 200,
Friday Harbor, WA 98250

Ph: (360) 378-3937

Reviews and Comments


Ophthalmology Doctors in Friday Harbor, WA


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.