Dr William Caswell Arnold, MD - Medicare Internal Medicine in West Liberty, KY

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Dr William Caswell Arnold, MD is a medicare enrolled "Internal Medicine" physician in West Liberty, Kentucky. He went to University Of Kentucky College Of Medicine and graduated in 2014 and has 12 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Southeastern Emergency Physicians Llc and his current practice location is 476 Liberty Rd, West Liberty, Kentucky. You can reach out to his office (for appointments etc.) via phone at (606) 743-3186.

Dr William Caswell Arnold is licensed to practice in Kentucky (license number 51794) 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 1720407018.

Contact Information

Dr William Caswell Arnold, MD
476 Liberty Rd,
West Liberty, KY 41472-2049
(606) 743-3186
Not Available

Map and Direction




Physician's Profile

Full NameDr William Caswell Arnold
GenderMale
SpecialityInternal Medicine
Experience12 Years
Location476 Liberty Rd, West Liberty, Kentucky
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 William Caswell Arnold attended and graduated from University Of Kentucky College Of Medicine in 2014
  NPI Data:
  • NPI Number: 1720407018
  • Provider Enumeration Date: 04/15/2014
  • Last Update Date: 07/30/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 6305145517
  • Enrollment ID: I20190812002765

Medical Identifiers

Medical identifiers for Dr William Caswell Arnold such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1720407018NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RS0012XInternal Medicine - Sleep Medicine 51794 (Kentucky)Secondary
207R00000XInternal Medicine 51794 (Kentucky)Primary
208M00000XHospitalist 51794 (Kentucky)Secondary
207P00000XEmergency Medicine 51794 (Kentucky)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Chi Saint Joseph Berea NfBerea, KYHospital
Centerpoint Health - GeorgetownGeorgetown, KYHospital
Chi Saint Joseph EastLexington, KYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Southeastern Emergency Physicians Llc2466364997776

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 William Caswell Arnold allows following entities to bill medicare on his behalf.
Entity NameAppalachian Regional Healthcare Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417045998
PECOS PAC ID: 0840107835
Enrollment ID: O20031125000520
Entity NameSouthern Medical Partners, LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538109962
PECOS PAC ID: 8123923679
Enrollment ID: O20031206000036
Entity NameSoutheastern Emergency Physicians LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1356379382
PECOS PAC ID: 2466364997
Enrollment ID: O20050302000285
Entity NameSoutheastern Physician Services PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1083835441
PECOS PAC ID: 0042307852
Enrollment ID: O20090715000150
Entity NameKentucky Post-acute Medical Services 1 PSC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831628783
PECOS PAC ID: 9234471426
Enrollment ID: O20190509000789
Entity NameSleepwell LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1851061667
PECOS PAC ID: 4385032036
Enrollment ID: O20211028002606
Entity NameGreen Valley Emergency Physicians, LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720755739
PECOS PAC ID: 4385035534
Enrollment ID: O20230926000510

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 William Caswell Arnold 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 William Caswell Arnold, MD
476 Liberty Rd,
West Liberty, KY 41472-2049

Ph: (606) 743-3186		Dr William Caswell Arnold, MD
476 Liberty Rd,
West Liberty, KY 41472-2049

Ph: (606) 743-3186

Reviews and Comments


Internal Medicine Doctors in West Liberty, KY

Dr. James Toby Arnold, D.O.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1084 Highway 7 Ste 2, West Liberty, KY 41472
Phone: 606-743-3065    Fax: 606-743-3066

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.