Jason Williams, MD - Medicare Anesthesiology in Little Rock, AR

Jason Williams, MD is a medicare enrolled "Anesthesiology" physician in Little Rock, Arkansas. He went to University Of Arkansas College Of Medicine and graduated in 2004 and has 20 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Arkansas Health Group and his current practice location is 4301 W Markham St # 783, Little Rock, Arkansas. You can reach out to his office (for appointments etc.) via phone at (501) 686-8000.

Jason Williams is licensed to practice in Arkansas (license number E-5762) 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 1427277763.

Contact Information

Jason Williams, MD
4301 W Markham St # 783,
Little Rock, AR 72205-7101
(501) 686-8000
Not Available

Map and Direction




Physician's Profile

Full NameJason Williams
GenderMale
SpecialityAnesthesiology
Experience20 Years
Location4301 W Markham St # 783, Little Rock, Arkansas
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:
  • Jason Williams attended and graduated from University Of Arkansas College Of Medicine in 2004
  NPI Data:
  • NPI Number: 1427277763
  • Provider Enumeration Date: 04/25/2007
  • Last Update Date: 06/29/2009
  Medicare PECOS Information:
  • PECOS PAC ID: 9032342613
  • Enrollment ID: I20140506001227

Medical Identifiers

Medical identifiers for Jason Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1427277763NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology E-5762 (Arkansas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Baptist Health Medical Center-little RockLittle rock, ARHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Arkansas Health Group7911802079551

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. Jason Williams allows following entities to bill medicare on his behalf.
Entity NameArkansas Health Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508800962
PECOS PAC ID: 7911802079
Enrollment ID: O20040331000754

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. Jason Williams 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
Jason Williams, MD
4300 W 7th St,
Little Rock, AR 72205-5446

Ph: (501) 257-1000
Jason Williams, MD
4301 W Markham St # 783,
Little Rock, AR 72205-7101

Ph: (501) 686-8000

Reviews and Comments


Anesthesiology Doctors in Little Rock, AR

Faber A White, MD
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Louis W Sessions, MD
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Phone: 501-202-2093    
David M Dean, MD
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Phone: 501-202-2093    
Ken Wade, CRNA
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Practice Location: 9601 Interstate 630 Exit 7, Little Rock, AR 72205
Phone: 501-202-2093    
Garry Jones, M.D.
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 500 S University Ave, Suite 505, Little Rock, AR 72205
Phone: 501-664-4532    Fax: 501-663-4335
Mrs. Tatiana Puntarelli, MD
Anesthesiology
Medicare: Medicare Enrolled
Practice Location: 1 Childrens Way # 203, Little Rock, AR 72202
Phone: 501-364-1100    Fax: 501-364-4082
Gregory Ryan Mehaffey, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 4301 W Markham St # 783, Little Rock, AR 72205
Phone: 501-686-8000    

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.