Dr William Conan Mustain, MD - Medicare Colorectal Surgery (proctology) in Oklahoma City, OK

Dr William Conan Mustain, MD is a medicare enrolled "Colon & Rectal Surgery" physician in Oklahoma City, Oklahoma. He went to University Of Mississippi School Of Medicine and graduated in 2007 and has 17 years of diverse experience with area of expertise as Colorectal Surgery (proctology). He is a member of the group practice University Of Arkansas, Mercy Clinic Oklahoma Communities and his current practice location is 4205 Mcauley Blvd Ste 301, Oklahoma City, Oklahoma. You can reach out to his office (for appointments etc.) via phone at (405) 936-5718.

Dr William Conan Mustain is licensed to practice in Oklahoma (license number 42838) 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 1760635890.

Contact Information

Dr William Conan Mustain, MD
4205 Mcauley Blvd Ste 301,
Oklahoma City, OK 73120-8347
(405) 936-5718
(405) 936-5719

Map and Direction




Physician's Profile

Full NameDr William Conan Mustain
GenderMale
SpecialityColorectal Surgery (proctology)
Experience17 Years
Location4205 Mcauley Blvd Ste 301, Oklahoma City, 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:
  • Dr William Conan Mustain attended and graduated from University Of Mississippi School Of Medicine in 2007
  NPI Data:
  • NPI Number: 1760635890
  • Provider Enumeration Date: 11/03/2008
  • Last Update Date: 03/25/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 6002121555
  • Enrollment ID: I20150813009982

Medical Identifiers

Medical identifiers for Dr William Conan Mustain such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1760635890NPI-NPPES
5ZZ13OtherARAR BCBS
209704001MedicaidAR

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208600000XSurgery R1900 (Kentucky)Secondary
208C00000XColon & Rectal Surgery E-9260 (Arkansas)Secondary
208600000XSurgery E-9260 (Arkansas)Secondary
208C00000XColon & Rectal Surgery 42838 (Oklahoma)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Uams Medical CenterLittle rock, ARHospital
Mercy Hospital Oklahoma City, IncOklahoma city, OKHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
University Of Arkansas40825289551098
Mercy Clinic Oklahoma Communities1153468921502

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 Conan Mustain allows following entities to bill medicare on his behalf.
Entity NameUniversity Of Arkansas For Medical Sciences
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1588654016
PECOS PAC ID: 4082528955
Enrollment ID: O20031219000706

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 Conan Mustain 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 Conan Mustain, MD
4205 Mcauley Blvd Ste 301,
Oklahoma City, OK 73120-8347

Ph: (405) 936-5718
Dr William Conan Mustain, MD
4205 Mcauley Blvd Ste 301,
Oklahoma City, OK 73120-8347

Ph: (405) 936-5718

Reviews and Comments



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.