Dr William Stephen Lefler Jr, MD - Medicare Nephrology in Twin Falls, ID

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Dr William Stephen Lefler Jr, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Twin Falls, Idaho. He went to Medical College Of Georgia School Of Medicine and graduated in 2007 and has 17 years of diverse experience with area of expertise as Nephrology. He is a member of the group practice Banner Hospital Based Physicians Colorado Llc, St Lukes Clinic Llc and his current practice location is 746 N College Rd Ste A, Twin Falls, Idaho. You can reach out to his office (for appointments etc.) via phone at (208) 814-7230.

Dr William Stephen Lefler Jr is licensed to practice in Idaho (license number MC-1695) 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 1023235058.

Contact Information

Dr William Stephen Lefler Jr, MD
746 N College Rd Ste A,
Twin Falls, ID 83301-3486
(208) 814-7230
Not Available

Map and Direction




Physician's Profile

Full NameDr William Stephen Lefler Jr
GenderMale
SpecialityNephrology
Experience17 Years
Location746 N College Rd Ste A, Twin Falls, Idaho
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 Stephen Lefler Jr attended and graduated from Medical College Of Georgia School Of Medicine in 2007
  NPI Data:
  • NPI Number: 1023235058
  • Provider Enumeration Date: 04/19/2007
  • Last Update Date: 12/01/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 8325172711
  • Enrollment ID: I20140826002259

Medical Identifiers

Medical identifiers for Dr William Stephen Lefler Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1023235058NPI-NPPES
1023235058MedicaidNV

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RN0300XInternal Medicine - Nephrology 19535 (Nevada)Secondary
207RN0300XInternal Medicine - Nephrology MC-1695 (Idaho)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Lukes Magic Valley Medical CenterTwin falls, IDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Banner Hospital Based Physicians Colorado Llc680003138674
St Lukes Clinic Llc1052217478274

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 Stephen Lefler Jr allows following entities to bill medicare on his behalf.
Entity NameNephrology Clinic Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1942297742
PECOS PAC ID: 7315914405
Enrollment ID: O20040916001129
Entity NameBanner Hospital Based Physicians Colorado Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1821336769
PECOS PAC ID: 6800031386
Enrollment ID: O20130404000393

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 Stephen Lefler 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 William Stephen Lefler Jr, MD
190 E Bannock St,
Boise, ID 83712-6241

Ph: () -		Dr William Stephen Lefler Jr, MD
746 N College Rd Ste A,
Twin Falls, ID 83301-3486

Ph: (208) 814-7230

Reviews and Comments


Internal Medicine Doctors in Twin Falls, ID

Joseph Murdock Strobel, D.O.
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Practice Location: 801 Pole Line Rd W, Twin Falls, ID 83301
Phone: 208-814-4100    
Nagraj Narasimhan, M.D.
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Practice Location: 350 N Haven Dr, Twin Falls, ID 83301
Phone: 208-904-4780    Fax: 208-904-4832
Dr. Timothy Adam Enders, D.O.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 801 Pole Line Rd W, Twin Falls, ID 83301
Phone: 208-814-4100    Fax: 208-814-4908
Dr. Joseph Ezer, M.D.
Nephrology
Medicare: Medicare Enrolled
Practice Location: 775 Pole Line Rd W Ste 315, Twin Falls, ID 83301
Phone: 208-814-8750    
John A Baker, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 775 Pole Line Rd W, Suite 302, Twin Falls, ID 83301
Phone: 208-814-8600    Fax: 208-814-8942
Krystin Nicole Hedeen, NP
Nephrology
Medicare: Not Enrolled in Medicare
Practice Location: 801 Pole Line Rd W, Twin Falls, ID 83301
Phone: 208-814-4100    Fax: 208-814-4908

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.