Maddison Baker, PA-C - Medicare Physician Assistant in Florissant, MO

Maddison Baker, PA-C is a medicare enrolled "Physician Assistant" in Florissant, Missouri. She graduated from nursing school in 2025 and has 1 years of diverse experience with area of expertise as Physician Assistant. She is a member of the group practice Ssm Medical Group Inc and her current practice location is 1120 Shackelford Rd, Florissant, Missouri. You can reach out to her office (for appointments etc.) via phone at (314) 921-4420.

Maddison Baker is licensed to practice in * (Not Available) (license number ) 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 1154214278.

Contact Information

Maddison Baker, PA-C
1120 Shackelford Rd,
Florissant, MO 63031-4369
(314) 921-4420
Not Available

Map and Direction




Provider's Profile

Full NameMaddison Baker
GenderFemale
SpecialityPhysician Assistant
Experience1 Years
Location1120 Shackelford Rd, Florissant, 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:
  • Maddison Baker graduated from nursing school in 2025
  NPI Data:
  • NPI Number: 1154214278
  • Provider Enumeration Date: 05/29/2025
  • Last Update Date: 11/19/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 8224538699
  • Enrollment ID: I20250821001778

Medical Identifiers

Medical identifiers for Maddison Baker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1154214278NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363A00000XPhysician Assistant (* (Not Available))Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Ssm Health Depaul Hospital St LouisBridgeton, MOHospital
Ssm Health Rehabilitation HospitalRichmond heights, MOInpatient rehabilitation facility

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ssm Medical Group Inc6608776299565

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. Maddison Baker allows following entities to bill medicare on her behalf.
Entity NameSSM Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700966207
PECOS PAC ID: 6608776299
Enrollment ID: O20040729001034

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. Maddison Baker 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
Maddison Baker, PA-C
1829 Westmeade Dr,
Chesterfield, MO 63017-4676

Ph: (765) 667-9493
Maddison Baker, PA-C
1120 Shackelford Rd,
Florissant, MO 63031-4369

Ph: (314) 921-4420

Reviews and Comments


Physician Assistant Nurses in Florissant, MO

Lisa Keating Burris, PA
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Claire Werner, PA-C
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Practice Location: 1120 Shackelford Rd, Florissant, MO 63031
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Myles A Xanh, PA
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Mrs. Jacqueline E. Marstall, PA-C
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Phone: 314-831-5999    Fax: 314-831-9434
Mr. Todd J Petersen, PA-C
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Practice Location: 6854 Parker Rd, Florissant, MO 63033
Phone: 314-286-6988    Fax: 314-868-2561

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.