William S Anast, MD - Medicare Anesthesiology in Rolla, MO

  1. Home
  2. Anesthesiology
  3. MO
  4. Rolla
William S Anast, MD is a medicare enrolled "Anesthesiology" physician in Rolla, Missouri. He went to Washington University School Of Medicine and graduated in 1990 and has 36 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Saint Lukes Physician Group Inc, Southeast Missouri Hospital Physicians Llc, Ozark Anesthesia Associates Inc and his current practice location is 1605 Martin Springs Dr, Rolla, Missouri. You can reach out to his office (for appointments etc.) via phone at (417) 458-6637.

William S Anast is licensed to practice in Missouri (license number 105048) 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 1124024468.

Contact Information

William S Anast, MD
1605 Martin Springs Dr,
Rolla, MO 65401-2982
(417) 458-6637
Not Available

Map and Direction




Physician's Profile

Full NameWilliam S Anast
GenderMale
SpecialityAnesthesiology
Experience36 Years
Location1605 Martin Springs Dr, Rolla, Missouri
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 S Anast attended and graduated from Washington University School Of Medicine in 1990
  NPI Data:
  • NPI Number: 1124024468
  • Provider Enumeration Date: 06/22/2005
  • Last Update Date: 11/08/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 5294715389
  • Enrollment ID: I20040721000001

Medical Identifiers

Medical identifiers for William S Anast such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124024468NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology 105048 (Missouri)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercy Hospital SoutheastCape girardeau, MOHospital
Cox Medical CentersSpringfield, MOHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Saint Lukes Physician Group Inc35774768941233
Southeast Missouri Hospital Physicians Llc9133024334206
Ozark Anesthesia Associates Inc185029014986

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 S Anast allows following entities to bill medicare on his behalf.
Entity NameSaint Lukes Physician Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093263717
PECOS PAC ID: 3577476894
Enrollment ID: O20031111000818
Entity NameSoutheast Missouri Hospital Physicians LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1558311522
PECOS PAC ID: 9133024334
Enrollment ID: O20031201000775
Entity NameOzark Anesthesia Associates Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831109586
PECOS PAC ID: 1850290149
Enrollment ID: O20040106000363

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 S Anast 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 S Anast, MD
Po Box 2580,
Springfield, MO 65801-2580

Ph: (417) 829-4620		William S Anast, MD
1605 Martin Springs Dr,
Rolla, MO 65401-2982

Ph: (417) 458-6637

Reviews and Comments


Anesthesiology Doctors in Rolla, MO

Dr. William J Knox, DO
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 1000 W 10th St, Rolla, MO 65401
Phone: 573-458-7879    Fax: 573-458-8484
Marek Domanski, MD
Anesthesiology
Medicare: Medicare Enrolled
Practice Location: 1000 W 10th St, Rolla, MO 65401
Phone: 573-458-8899    

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.