Mr Matthew Brent Callen, PA - Medicare Physician Assistant in Saint Louis, MO

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Mr Matthew Brent Callen, PA is a medicare enrolled "Physician Assistant" in Saint Louis, Missouri. He graduated from nursing school in 2003 and has 23 years of diverse experience with area of expertise as Physician Assistant. He is a member of the group practice Mercy Clinic Springfield Communities and his current practice location is 1 Childrens Pl, Suite 4e, Saint Louis, Missouri. You can reach out to his office (for appointments etc.) via phone at (314) 454-2810.

Mr Matthew Brent Callen is licensed to practice in Missouri (license number 2004002147) 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 1497762793.

Contact Information

Mr Matthew Brent Callen, PA
1 Childrens Pl, Suite 4e,
Saint Louis, MO 63110-1002
(314) 454-2810
(314) 454-2818

Map and Direction




Provider's Profile

Full NameMr Matthew Brent Callen
GenderMale
SpecialityPhysician Assistant
Experience23 Years
Location1 Childrens Pl, 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:
  • Mr Matthew Brent Callen graduated from nursing school in 2003
  NPI Data:
  • NPI Number: 1497762793
  • Provider Enumeration Date: 08/01/2006
  • Last Update Date: 07/15/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 5496739344
  • Enrollment ID: I20040617000192

Medical Identifiers

Medical identifiers for Mr Matthew Brent Callen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1497762793NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363A00000XPhysician Assistant 2004002147 (Missouri)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercy Hospital SpringfieldSpringfield, MOHospital
Mercy Hospital CassvilleCassville, MOHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mercy Clinic Springfield Communities74168658451121

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. Mr Matthew Brent Callen allows following entities to bill medicare on his behalf.
Entity NameMercy Clinic Springfield Communities
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1245277631
PECOS PAC ID: 7416865845
Enrollment ID: O20031104000060
Entity NameMercy Hospital Springfield
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1043242159
PECOS PAC ID: 7416867593
Enrollment ID: O20050118000038

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. Mr Matthew Brent Callen 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
Mr Matthew Brent Callen, PA
7425 Forsyth, C B 8221,
Saint Louis, MO 63105-2161

Ph: (314) 454-2810		Mr Matthew Brent Callen, PA
1 Childrens Pl, Suite 4e,
Saint Louis, MO 63110-1002

Ph: (314) 454-2810

Reviews and Comments


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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.