Mr Lewis Wesley Keen Jr, MSN CRNA - Medicare Certified Registered Nurse Anesthetist (crna) in Grenada, MS

Mr Lewis Wesley Keen Jr, MSN CRNA is a medicare enrolled "Registered Nurse" in Grenada, Mississippi. He graduated from nursing school in 1987 and has 37 years of diverse experience with area of expertise as Certified Registered Nurse Anesthetist (crna). He is a member of the group practice Willow Anesthesia Services, Llc and his current practice location is 960 J K Avent Dr, Grenada, Mississippi. You can reach out to his office (for appointments etc.) via phone at (662) 227-7375.

Mr Lewis Wesley Keen Jr is licensed to practice in Mississippi (license number R640557) 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 1255496881.

Contact Information

Mr Lewis Wesley Keen Jr, MSN CRNA
960 J K Avent Dr,
Grenada, MS 38901-5230
(662) 227-7375
Not Available

Map and Direction




Provider's Profile

Full NameMr Lewis Wesley Keen Jr
GenderMale
SpecialityCertified Registered Nurse Anesthetist (crna)
Experience37 Years
Location960 J K Avent Dr, Grenada, Mississippi
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:
  • Mr Lewis Wesley Keen Jr graduated from nursing school in 1987
  NPI Data:
  • NPI Number: 1255496881
  • Provider Enumeration Date: 12/26/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 1951563360
  • Enrollment ID: I20120501000634

Medical Identifiers

Medical identifiers for Mr Lewis Wesley Keen Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1255496881NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
163W00000XRegistered Nurse R640557 (Mississippi)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Willow Anesthesia Services, Llc923427918328

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. Mr Lewis Wesley Keen Jr allows following entities to bill medicare on his behalf.
Entity NameWillow Anesthesia Services, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205169521
PECOS PAC ID: 9234279183
Enrollment ID: O20091228000308
Entity NameState Of Mississippi - University Of Mississippi Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831520691
PECOS PAC ID: 1850293036
Enrollment ID: O20140305001658

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. Mr Lewis Wesley Keen 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
Mr Lewis Wesley Keen Jr, MSN CRNA
867 Haile Rd,
Gore Springs, MS 38929-9549

Ph: (662) 226-9889
Mr Lewis Wesley Keen Jr, MSN CRNA
960 J K Avent Dr,
Grenada, MS 38901-5230

Ph: (662) 227-7375

Reviews and Comments


Registered Nurse Nurses in Grenada, MS

Tonesha Spearman, RN
Registered Nurse
Medicare: Not Enrolled in Medicare
Practice Location: 100a Windmill Cv, Grenada, MS 38901
Phone: 662-417-3830    
Jessica Heath Alldread, FNP
Registered Nurse
Medicare: Accepting Medicare Assignments
Practice Location: 1117 Sunset Dr Ste 101, Grenada, MS 38901
Phone: 662-227-1744    Fax: 662-226-1116
Chasity Davis, FNP-C
Registered Nurse
Medicare: Medicare Enrolled
Practice Location: 1209 Sunset Dr, Grenada, MS 38901
Phone: 662-294-0665    
David Van Zandt Hesley-hernandez, RN
Registered Nurse
Medicare: Medicare Enrolled
Practice Location: 960 Avent Dr, Grenada, MS 38901
Phone: 903-746-5363    
Mrs. Diana Rochelle Cashaw, RN
Registered Nurse
Medicare: Not Enrolled in Medicare
Practice Location: 85 G Hollow Cv, Grenada, MS 38901
Phone: 662-614-7709    
Mrs. Lillie Gibson, RN
Registered Nurse
Medicare: Not Enrolled in Medicare
Practice Location: 250 Pender Dr, Grenada, MS 38901
Phone: 662-226-8900    Fax: 662-226-5767

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.