Ms Anna E Bailey, MD - Medicare Internal Medicine in Saint Peters, MO

Ms Anna E Bailey, MD is a medicare enrolled "Hospitalist" physician in Saint Peters, Missouri. She graduated from medical school in 2018 and has 8 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Mercy Clinic East Communities and her current practice location is 201 Bjc Saint Peters Dr Ste 100, Saint Peters, Missouri. You can reach out to her office (for appointments etc.) via phone at (636) 916-7233.

Ms Anna E Bailey is licensed to practice in Missouri (license number 2021011320) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1811482250.

Contact Information

Ms Anna E Bailey, MD
201 Bjc Saint Peters Dr Ste 100,
Saint Peters, MO 63376-3386
(636) 916-7233
(636) 916-7234

Map and Direction




Physician's Profile

Full NameMs Anna E Bailey
GenderFemale
SpecialityInternal Medicine
Experience8 Years
Location201 Bjc Saint Peters Dr Ste 100, Saint Peters, Missouri
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Ms Anna E Bailey graduated from medical school in 2018
  NPI Data:
  • NPI Number: 1811482250
  • Provider Enumeration Date: 06/27/2018
  • Last Update Date: 03/02/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 4385993971
  • Enrollment ID: I20210805003031

Medical Identifiers

Medical identifiers for Ms Anna E Bailey such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1811482250NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist 2021011320 (Missouri)Primary
207R00000XInternal Medicine 2021011320 (Missouri)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercy Hospital SouthSaint louis, MOHospital
Mercy Hospital St LouisSaint louis, MOHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mercy Clinic East Communities7214827922535

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. Ms Anna E Bailey allows following entities to bill medicare on her 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. Ms Anna E Bailey 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
Ms Anna E Bailey, MD
Po Box 959354,
Saint Louis, MO 63195-9354

Ph: (636) 916-7233
Ms Anna E Bailey, MD
201 Bjc Saint Peters Dr Ste 100,
Saint Peters, MO 63376-3386

Ph: (636) 916-7233

Reviews and Comments


Hospitalist Doctors in Saint Peters, MO


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.