William T Stewart, MD - Medicare Family Practice in Duncan, OK

William T Stewart, MD is a medicare enrolled "Family Medicine" physician in Duncan, Oklahoma. He graduated from medical school in 1975 and has 49 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Duncan Regional Hospital, Inc. and his current practice location is 1324 N Harville Rd, Duncan, Oklahoma. You can reach out to his office (for appointments etc.) via phone at (580) 252-1373.

William T Stewart is licensed to practice in Oklahoma (license number 11715) 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 1124054986.

Contact Information

William T Stewart, MD
1324 N Harville Rd,
Duncan, OK 73533-1514
(580) 252-1373
(580) 252-8336

Map and Direction




Physician's Profile

Full NameWilliam T Stewart
GenderMale
SpecialityFamily Practice
Experience49 Years
Location1324 N Harville Rd, Duncan, Oklahoma
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:
  • William T Stewart graduated from medical school in 1975
  NPI Data:
  • NPI Number: 1124054986
  • Provider Enumeration Date: 06/24/2006
  • Last Update Date: 05/12/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 6901844984
  • Enrollment ID: I20080616000298

Medical Identifiers

Medical identifiers for William T Stewart such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124054986NPI-NPPES
100726500BMedicaidOK

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 11715 (Oklahoma)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Duncan Regional Hospital HomecareDuncan, OKHome health agency
Duncan Regional Hospital, IncDuncan, OKHospital
Jefferson County HospitalWaurika, OKHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Duncan Regional Hospital, Inc.519361305731

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. William T Stewart allows following entities to bill medicare on his behalf.
Entity NameSolutions Practice Management
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1104009299
PECOS PAC ID: 5698840775
Enrollment ID: O20081015000361
Entity NameDuncan Regional Hospital, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699318147
PECOS PAC ID: 5193613057
Enrollment ID: O20200930003440

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. William T Stewart 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
William T Stewart, MD
1324 N Harville Rd,
Duncan, OK 73533-1514

Ph: (580) 252-1373
William T Stewart, MD
1324 N Harville Rd,
Duncan, OK 73533-1514

Ph: (580) 252-1373

Reviews and Comments


Family Medicine Doctors in Duncan, OK

Dan F Criswell, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2601 W Elk Ave, Duncan, OK 73533
Phone: 580-251-6644    Fax: 580-251-6645
Krystal Marie Vonfeldt, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2120 W Elk Ave, Duncan, OK 73533
Phone: 580-251-6822    
Francis James Mcgouran Iii, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1334 N Harville Rd, Duncan, OK 73533
Phone: 580-255-8564    Fax: 580-255-8640
Demetra G Cox, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1324 N Harville Rd, Duncan, OK 73533
Phone: 580-252-1373    Fax: 580-252-8336
Preston A Waters, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1324 N Harville Rd, Duncan, OK 73533
Phone: 580-252-1373    
Dr. Mark Rosekelly, D.O
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 4086 Country Club Rd Ste 2, Duncan, OK 73533
Phone: 580-952-9221    

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.