William Stevens Marsh Iii, DO - Medicare Physical Medicine And Rehabilitation in Killeen, TX

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William Stevens Marsh Iii, DO is a medicare enrolled "Physical Medicine & Rehabilitation" physician in Killeen, Texas. He went to At Still University Of Health Sciences, College Of Osteo Med, Kirksville and graduated in 1989 and has 36 years of diverse experience with area of expertise as Physical Medicine And Rehabilitation. He is a member of the group practice William S Marsh Iii, Do, Pa and his current practice location is 5320 E Central Texas Expy Ste 105, Killeen, Texas. You can reach out to his office (for appointments etc.) via phone at (254) 519-1900.

William Stevens Marsh Iii is licensed to practice in Texas (license number K7580) 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 1730162827.

Contact Information

William Stevens Marsh Iii, DO
5320 E Central Texas Expy Ste 105,
Killeen, TX 76543-5516
(254) 519-1900
(254) 519-1980

Map and Direction




Physician's Profile

Full NameWilliam Stevens Marsh Iii
GenderMale
SpecialityPhysical Medicine And Rehabilitation
Experience36 Years
Location5320 E Central Texas Expy Ste 105, Killeen, Texas
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 Stevens Marsh Iii attended and graduated from At Still University Of Health Sciences, College Of Osteo Med, Kirksville in 1989
  NPI Data:
  • NPI Number: 1730162827
  • Provider Enumeration Date: 11/22/2005
  • Last Update Date: 03/04/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 6507854841
  • Enrollment ID: I20060802000549

Medical Identifiers

Medical identifiers for William Stevens Marsh Iii such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1730162827NPI-NPPES
029536203MedicaidTX
8938MOOtherTXBLUE CROSS BLUE SHIELD
742914179OtherTXHUMANA/MILITARY-TRICARE
80495OtherTXSCOTT & WHITE PLAN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208100000XPhysical Medicine & Rehabilitation K7580 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Adventhealth Central TexasKilleen, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
William S Marsh Iii, Do, Pa69018942453

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 Stevens Marsh Iii allows following entities to bill medicare on his behalf.
Entity NameWilliam S Marsh Iii, Do, Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1063440014
PECOS PAC ID: 6901894245
Enrollment ID: O20040504001569

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 Stevens Marsh Iii 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 Stevens Marsh Iii, DO
5320 E Central Texas Expy Ste 105,
Killeen, TX 76543-5516

Ph: (254) 519-1900		William Stevens Marsh Iii, DO
5320 E Central Texas Expy Ste 105,
Killeen, TX 76543-5516

Ph: (254) 519-1900

Reviews and Comments


Physical Medicine & Rehabilitation Doctors in Killeen, TX

Ryan J Jacobs, MD
Physical Medicine & Rehabilitation
Medicare: Accepting Medicare Assignments
Practice Location: 3400 E Central Texas Expy Ste 101, Killeen, TX 76543
Phone: 254-741-6641    Fax: 254-537-4693
Dr. Andrew Scott Phillips, M.D.
Physical Medicine & Rehabilitation
Medicare: Accepting Medicare Assignments
Practice Location: 2301 Clear Creek Rd Ste 108, Killeen, TX 76549
Phone: 512-467-7246    Fax: 512-467-7247

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.