William C Summers, MD - Medicare Internal Medicine in Saint Louis, MO

William C Summers, MD is a medicare enrolled "Internal Medicine - Infectious Disease" physician in Saint Louis, Missouri. He went to University Of Alabama School Of Medicine and graduated in 1999 and has 25 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 3915 Watson Rd Ste 202, Saint Louis, Missouri. You can reach out to his office (for appointments etc.) via phone at (314) 244-3818.

William C Summers is licensed to practice in Missouri (license number 2007010580) 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 1265471650.

Contact Information

William C Summers, MD
3915 Watson Rd Ste 202,
Saint Louis, MO 63109-1251
(314) 244-3818
(888) 464-1108

Map and Direction




Physician's Profile

Full NameWilliam C Summers
GenderMale
SpecialityInternal Medicine
Experience25 Years
Location3915 Watson Rd Ste 202, 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 C Summers attended and graduated from University Of Alabama School Of Medicine in 1999
  NPI Data:
  • NPI Number: 1265471650
  • Provider Enumeration Date: 06/04/2006
  • Last Update Date: 12/12/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 0648224329
  • Enrollment ID: I20070724000735

Medical Identifiers

Medical identifiers for William C Summers such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265471650NPI-NPPES
09752214MedicaidMS
204589808MedicaidMO
3721649MedicaidTN
4102661OtherTNBCBS OF TN
09016197MedicaidMS
3327876MedicaidTN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RI0200XInternal Medicine - Infectious Disease 2007010580 (Missouri)Primary
207RI0200XInternal Medicine - Infectious Disease 39419 (Tennessee)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Barnes Jewish HospitalSaint louis, MOHospital

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 C Summers allows following entities to bill medicare on his behalf.
Entity NameSummers Healthcare Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1841733078
PECOS PAC ID: 5597049536
Enrollment ID: O20170310002000

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 C Summers 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 C Summers, MD
6188 Mackenzie Valley Ct,
Saint Louis, MO 63123-3477

Ph: (314) 686-9714
William C Summers, MD
3915 Watson Rd Ste 202,
Saint Louis, MO 63109-1251

Ph: (314) 244-3818

Reviews and Comments


Internal Medicine Doctors in Saint Louis, MO

Dr. Isik Turker, MD
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Rehan Rais, M.D. M.B.,B.S.
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Nathan Farkas, M.D.
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Dr. Nicole Foley, M.D.
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Soumojit Ghosh,
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Practice Location: 3660 Vista Ave, Saint Louis, MO 63110
Phone: 314-977-6100    Fax: 314-977-6164

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.