Abigail Groos, PA-C - Medicare Physician Assistant in Ellisville, MO

  1. Home
  2. Physician Assistant
  3. MO
  4. Ellisville
Abigail Groos, PA-C is a medicare enrolled "Physician Assistant" in Ellisville, Missouri. Her current practice location is 1326 Clarkson Clayton Ctr, Ellisville, Missouri. You can reach out to her office (for appointments etc.) via phone at (314) 293-4410.

Abigail Groos is licensed to practice in Missouri (license number 2022037498) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1356068894.

Contact Information

Abigail Groos, PA-C
1326 Clarkson Clayton Ctr,
Ellisville, MO 63011-2145
(314) 293-4410
(314) 293-4412

Map and Direction




Provider's Profile

Full NameAbigail Groos
GenderFemale
SpecialityPhysician Assistant
Location1326 Clarkson Clayton Ctr, Ellisville, Missouri
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1356068894
  • Provider Enumeration Date: 10/25/2022
  • Last Update Date: 11/05/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 4284001959
  • Enrollment ID: I20221109001827

Medical Identifiers

Medical identifiers for Abigail Groos such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1356068894NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363A00000XPhysician Assistant 2022037498 (Missouri)Primary

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. Abigail Groos allows following entities to bill medicare on her behalf.
Entity NameCep America LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1619332046
PECOS PAC ID: 6608056171
Enrollment ID: O20150312000325
Entity NameMercy East Ambulatory Services LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1134673148
PECOS PAC ID: 2365739240
Enrollment ID: O20160920002054

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. Abigail Groos 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
Abigail Groos, PA-C
1326 Clarkson Clayton Ctr,
Ellisville, MO 63011-2145

Ph: (314) 293-4410		Abigail Groos, PA-C
1326 Clarkson Clayton Ctr,
Ellisville, MO 63011-2145

Ph: (314) 293-4410

Reviews and Comments


Physician Assistant Nurses in Ellisville, MO

Kerry Joe James, SA-C
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 1398 Parkview Estates Dr, Ellisville, MO 63021
Phone: 314-392-3998    Fax: 618-883-2849
Jeanne Marie Ritchie,
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 225 Clarkson Rd, Ellisville, MO 63011
Phone: 636-230-5050    Fax: 636-230-5057
Mr. Steve Paul Sigman, PHYSICIAN ASSISTANT
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 1398 Parkview Estates Dr, Ellisville, MO 63021
Phone: 314-629-4262    
Mr. Leonard Gerfield David, CSFA
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 1398 Parkview Estates Dr, Ellisville, MO 63021
Phone: 314-629-4262    

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.