Brian A Grus, MD - Medicare Internal Medicine in O Fallon, MO

Brian A Grus, MD is a medicare enrolled "Internal Medicine" physician in O Fallon, Missouri. He went to Perelman School Of Med At The University Of Pennsylvania and graduated in 1992 and has 32 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Ssm Select Rehab St Louis Llc, Physician Groups Lc and his current practice location is 20 Progress Point Pkwy Ste 108, O Fallon, Missouri. You can reach out to his office (for appointments etc.) via phone at (636) 344-2400.

Brian A Grus is licensed to practice in Missouri (license number 101019) 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 1053421065.

Contact Information

Brian A Grus, MD
20 Progress Point Pkwy Ste 108,
O Fallon, MO 63368-2207
(636) 344-2400
Not Available



Physician's Profile

Full NameBrian A Grus
GenderMale
SpecialityInternal Medicine
Experience32 Years
Location20 Progress Point Pkwy Ste 108, O Fallon, 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:
  • Brian A Grus attended and graduated from Perelman School Of Med At The University Of Pennsylvania in 1992
  NPI Data:
  • NPI Number: 1053421065
  • Provider Enumeration Date: 08/30/2006
  • Last Update Date: 02/19/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 4688776511
  • Enrollment ID: I20070223000563

Medical Identifiers

Medical identifiers for Brian A Grus such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1053421065NPI-NPPES
205144702MedicaidMO

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 101019 (Missouri)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Bjc Home Care ServicesSaint louis, MOHome health agency
Med-staff Home Health, LlcSaint louis, MOHome health agency
Kindred At HomeCreve coeur, MOHome health agency
Aw Health CareSaint louis, MOHome health agency
Missouri Baptist Medical CenterTown and country, MOHospital
Progress West HospitalO fallon, MOHospital
Barnes-jewish St Peters HospitalSaint peters, MOHospital
St Lukes HospitalChesterfield, MOHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ssm Select Rehab St Louis Llc2567510449130
Physician Groups Lc3072421254409

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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. Brian A Grus allows following entities to bill medicare on his behalf.
Entity NamePhysician Groups Lc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285664268
PECOS PAC ID: 3072421254
Enrollment ID: O20040220001157

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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. Brian A Grus 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
Brian A Grus, MD
20 Progress Point Pkwy Ste 108,
O Fallon, MO 63368-2207

Ph: (636) 344-2400
Brian A Grus, MD
20 Progress Point Pkwy Ste 108,
O Fallon, MO 63368-2207

Ph: (636) 344-2400

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Internal Medicine Doctors in O Fallon, MO

Alexander Marinov Markov, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 20 Progress Point Pkwy Ste 200, O Fallon, MO 63368
Phone: 636-916-9615    
Nadia Zia, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2 Progress Point Ct, O Fallon, MO 63368
Phone: 314-317-0600    Fax: 314-317-0606
Dr. Amy Kathleen Davis, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1008 Rock Creek Elementary School Dr, O Fallon, MO 63366
Phone: 636-281-4410    Fax: 636-281-4412
Dr. Saadia Taufiq Raza, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 6704 Keaton Corp Pkwy, O Fallon, MO 63368
Phone: 636-300-9596    Fax: 636-300-9598
Dr. Genevieve Catherine Matthews, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 20 Progress Point Pkwy Ste 108, O Fallon, MO 63368
Phone: 636-344-2400    Fax: 636-344-2401
Neal Holzum, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2 Progress Point Ct, Ste 101a, O Fallon, MO 63368
Phone: 636-236-9945    

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