William Budd, MD - Medicare Internal Medicine in Saint Louis, MO

William Budd, MD is a medicare enrolled "Internal Medicine" physician in Saint Louis, Missouri. He went to Saint Louis University School Of Medicine and graduated in 1982 and has 42 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Mercy Clinic East Communities and his current practice location is 7345 Watson Rd, Saint Louis, Missouri. You can reach out to his office (for appointments etc.) via phone at (314) 752-7100.

William Budd is licensed to practice in Missouri (license number R5D29) 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 1861486953.

Contact Information

William Budd, MD
7345 Watson Rd,
Saint Louis, MO 63119-4405
(314) 752-7100
(314) 752-3284

Map and Direction




Physician's Profile

Full NameWilliam Budd
GenderMale
SpecialityInternal Medicine
Experience42 Years
Location7345 Watson Rd, Saint Louis, 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 Budd attended and graduated from Saint Louis University School Of Medicine in 1982
  NPI Data:
  • NPI Number: 1861486953
  • Provider Enumeration Date: 09/06/2005
  • Last Update Date: 03/14/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 2163512997
  • Enrollment ID: I20100326000932

Medical Identifiers

Medical identifiers for William Budd such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1861486953NPI-NPPES
202716502MedicaidMO

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine R5D29 (Missouri)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mercy Clinic East Communities7214827922499

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 Budd allows following entities to bill medicare on his behalf.
Entity NameMercy Clinic East Communities
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1851335228
PECOS PAC ID: 7214827922
Enrollment ID: O20070521000006

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 Budd 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 Budd, MD
7345 Watson Rd, Ste 102,
Saint Louis, MO 63119-4405

Ph: (314) 752-7100
William Budd, MD
7345 Watson Rd,
Saint Louis, MO 63119-4405

Ph: (314) 752-7100

Reviews and Comments


Internal Medicine Doctors in Saint Louis, MO

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Phone: 314-362-1700    Fax: 314-362-9878
Dr. Erin Leigh Dyer, MD
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Medicare: Medicare Enrolled
Practice Location: 4901 Forest Park Ave, Div Im General Med, Ste 241, Saint Louis, MO 63108
Phone: 314-362-5060    Fax: 314-362-6959

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.