Dr Sidney Dalton Williams Jr, MD - Medicare Pain Management in Stillwater, OK

Dr Sidney Dalton Williams Jr, MD is a medicare enrolled "Internal Medicine" physician in Stillwater, Oklahoma. He went to University Of Oklahoma College Of Medicine and graduated in 1971 and has 53 years of diverse experience with area of expertise as Pain Management. His current practice location is 801 S Washington St, Stillwater, Oklahoma. You can reach out to his office (for appointments etc.) via phone at (405) 377-1121.

Dr Sidney Dalton Williams Jr is licensed to practice in Oklahoma (license number 9680) 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 1770507931.

Contact Information

Dr Sidney Dalton Williams Jr, MD
801 S Washington St,
Stillwater, OK 74074-4541
(405) 377-1121
(405) 624-9201

Map and Direction




Physician's Profile

Full NameDr Sidney Dalton Williams Jr
GenderMale
SpecialityPain Management
Experience53 Years
Location801 S Washington St, Stillwater, Oklahoma
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:
  • Dr Sidney Dalton Williams Jr attended and graduated from University Of Oklahoma College Of Medicine in 1971
  NPI Data:
  • NPI Number: 1770507931
  • Provider Enumeration Date: 07/27/2006
  • Last Update Date: 09/12/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 8628232824
  • Enrollment ID: I20120620000465

Medical Identifiers

Medical identifiers for Dr Sidney Dalton Williams Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1770507931NPI-NPPES
200343660AMedicaidOK

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 9680 (Oklahoma)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Elara Caring XviiiTulsa, OKHome health agency
Stillwater Medical CenterStillwater, OKHospital

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 Sidney Dalton Williams Jr allows following entities to bill medicare on his behalf.
Entity NameWilliams Clinic Of Stillwater Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1215124144
PECOS PAC ID: 6608030838
Enrollment ID: O20120619000389

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 Sidney Dalton Williams Jr 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 Sidney Dalton Williams Jr, MD
801 S Washington St,
Stillwater, OK 74074-4541

Ph: (405) 377-1121
Dr Sidney Dalton Williams Jr, MD
801 S Washington St,
Stillwater, OK 74074-4541

Ph: (405) 377-1121

Reviews and Comments


Internal Medicine Doctors in Stillwater, OK

Val Gene Iven, M.D.
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Phone: 405-744-5430    Fax: 405-744-4945
Terry N Brown, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 1815 W 6th Ave, Stillwater, OK 74074
Phone: 405-743-7300    Fax: 405-743-7290
Dr. Michael Warren Strange, M.D.
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Practice Location: 1202 W Farm Rd, Stillwater, OK 74078
Phone: 405-744-7016    Fax: 405-744-6556
Matthew Loyd Arnold, DO
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Medicare: Not Enrolled in Medicare
Practice Location: 1323 W 6th Ave, Stillwater, OK 74074
Phone: 405-784-5842    
Dr. Bruce Earl Baugher, D.O.
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Medicare: Accepting Medicare Assignments
Practice Location: 1323 W 6th Ave, Stillwater, OK 74074
Phone: 405-372-1480    
Jennifer Gail Gallaway, ARNP
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 821 S Pine St, Stillwater, OK 74074
Phone: 405-533-1332    Fax: 405-533-1704
Senthil Nachimuthu, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1323 W 6th Ave Ste 201, Stillwater, OK 74074
Phone: 405-533-3010    

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.