John Jeffery Willis, MD - Medicare Emergency Medicine in Lamar, MO

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John Jeffery Willis, MD is a medicare enrolled "Emergency Medicine" physician in Lamar, Missouri. His current practice location is 29 Nw 1st Ln, Lamar, Missouri. You can reach out to his office (for appointments etc.) via phone at (417) 681-5100.

John Jeffery Willis is licensed to practice in Missouri (license number 2006005527) 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 1215958012.

Contact Information

John Jeffery Willis, MD
29 Nw 1st Ln,
Lamar, MO 64759-8105
(417) 681-5100
(417) 681-5510

Map and Direction




Physician's Profile

Full NameJohn Jeffery Willis
GenderMale
SpecialityEmergency Medicine
Location29 Nw 1st Ln, Lamar, Missouri
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1215958012
  • Provider Enumeration Date: 07/21/2006
  • Last Update Date: 05/10/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 1153326384
  • Enrollment ID: I20060922000064

Medical Identifiers

Medical identifiers for John Jeffery Willis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215958012NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 2006005527 (Missouri)Primary

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. John Jeffery Willis allows following entities to bill medicare on his behalf.
Entity NameTexas County Memorial Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790740363
PECOS PAC ID: 9436041696
Enrollment ID: O20040401000307
Entity NameCitizens Memorial Hospital District
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1558548818
PECOS PAC ID: 2769574433
Enrollment ID: O20070827000044
Entity NameCox Barton County Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1174166177
PECOS PAC ID: 8820329782
Enrollment ID: O20200116001299

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. John Jeffery Willis 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
John Jeffery Willis, MD
29 Nw 1st Ln,
Lamar, MO 64759-8105

Ph: (417) 681-5100		John Jeffery Willis, MD
29 Nw 1st Ln,
Lamar, MO 64759-8105

Ph: (417) 681-5100

Reviews and Comments


Emergency Medicine Doctors in Lamar, MO

Dr. Jonathan Etheridge, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 29 Nw 1st Ln, Lamar, MO 64759
Phone: 417-681-5100    
Dr. Jeremy Lowell Sturgell, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 29 Nw 1st Ln, Lamar, MO 64759
Phone: 417-681-5100    
Dr. Jimmy Wayne Pyron, DO
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 29 Nw 1st Ln, Lamar, MO 64759
Phone: 417-681-5106    Fax: 417-681-5506
Dr. Thomas A Hopkins, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 115 W 12th St, Lamar, MO 64759
Phone: 417-682-6622    

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.