Dr Gregorius Resuma Penilla, MD - Medicare Internal Medicine in Fenton, MO

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Dr Gregorius Resuma Penilla, MD is a medicare enrolled "Internal Medicine" physician in Fenton, Missouri. He graduated from medical school in 1981 and has 44 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Ssm Medical Group Inc and his current practice location is 1345 Smizer Mill Rd Ste 1100, Fenton, Missouri. You can reach out to his office (for appointments etc.) via phone at (636) 496-5040.

Dr Gregorius Resuma Penilla is licensed to practice in Missouri (license number 36678) 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 1023024973.

Contact Information

Dr Gregorius Resuma Penilla, MD
1345 Smizer Mill Rd Ste 1100,
Fenton, MO 63026-7305
(636) 496-5040
Not Available

Map and Direction




Physician's Profile

Full NameDr Gregorius Resuma Penilla
GenderMale
SpecialityInternal Medicine
Experience44 Years
Location1345 Smizer Mill Rd Ste 1100, Fenton, 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:
  • Dr Gregorius Resuma Penilla graduated from medical school in 1981
  NPI Data:
  • NPI Number: 1023024973
  • Provider Enumeration Date: 07/31/2006
  • Last Update Date: 10/26/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 8426146192
  • Enrollment ID: I20071113000601

Medical Identifiers

Medical identifiers for Dr Gregorius Resuma Penilla such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1023024973NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 36678 (Missouri)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Amedisys Home Health Of MissouriHillsboro, MOHome health agency
Ssm St Clare Health CenterFenton, MOHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ssm Medical Group Inc6608776299496

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. Dr Gregorius Resuma Penilla allows following entities to bill medicare on his 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. Dr Gregorius Resuma Penilla 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
Dr Gregorius Resuma Penilla, MD
Po Box 955534,
Saint Louis, MO 63195-5534

Ph: () -		Dr Gregorius Resuma Penilla, MD
1345 Smizer Mill Rd Ste 1100,
Fenton, MO 63026-7305

Ph: (636) 496-5040

Reviews and Comments


Internal Medicine Doctors in Fenton, MO

Dr. Aman Kanti Patel, DO
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1011 Bowles Ave Ste 300, Fenton, MO 63026
Phone: 636-496-5065    
Dr. Stephanie Jean Becker-koepke, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1011 Bowles Ave Ste G50, Fenton, MO 63026
Phone: 636-496-4640    
Dr. Jeffrey J Hallazgo, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 714 Gravois Rd, Suite 100, Fenton, MO 63026
Phone: 636-326-6100    Fax: 636-326-6110
Dr. Mansoor Ul Haq, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1011 Bowles Ave Ste G50, Fenton, MO 63026
Phone: 636-496-4640    
Dr. Abdul Rehman Rishi, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1345 Smizer Mill Rd Ste 1100, Fenton, MO 63026
Phone: 636-496-5022    
Timothy James Pratt, M.D.
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 1011 Bowles Avenue, Suite 121, Fenton, MO 63026
Phone: 314-766-2066    Fax: 636-326-1802

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.