Dr Erika M Benns, MD - Medicare Internal Medicine in Largo, MD

Dr Erika M Benns, MD is a medicare enrolled "Internal Medicine" physician in Largo, Maryland. She went to Hahnemann University College Of Medicine and graduated in 2000 and has 24 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Greenfield Associates, M.d., P.a. and her current practice location is 1221 Mercantile Lane, Largo, Maryland. You can reach out to her office (for appointments etc.) via phone at (301) 618-5578.

Dr Erika M Benns is licensed to practice in Maryland (license number D60863) 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 1417018789.

Contact Information

Dr Erika M Benns, MD
1221 Mercantile Lane,
Largo, MD 20774-5374
(301) 618-5578
(301) 618-5673

Map and Direction




Physician's Profile

Full NameDr Erika M Benns
GenderFemale
SpecialityInternal Medicine
Experience24 Years
Location1221 Mercantile Lane, Largo, Maryland
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:
  • Dr Erika M Benns attended and graduated from Hahnemann University College Of Medicine in 2000
  NPI Data:
  • NPI Number: 1417018789
  • Provider Enumeration Date: 12/12/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 1850379322
  • Enrollment ID: I20070321000650

Medical Identifiers

Medical identifiers for Dr Erika M Benns such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1417018789NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine D60863 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Amedisys Home Health Of MarylandGlen burnie, MDHome health agency
Anne Arundel Medical CenterAnnapolis, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Greenfield Associates, M.d., P.a.40826624163

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 Erika M Benns allows following entities to bill medicare on her behalf.
Entity NameGreenfield Associates, M.d., P.a.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1396770996
PECOS PAC ID: 4082662416
Enrollment ID: O20050112000159

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 Erika M Benns 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 Erika M Benns, MD
2101 E Jefferson St Ppqa Medicare Compliance Unit 6 W, Kaiser Permanente Mid Atl Perm Med Grp Pc Attn T Brooks,
Rockville, MD 20852-4908

Ph: (301) 816-6660
Dr Erika M Benns, MD
1221 Mercantile Lane,
Largo, MD 20774-5374

Ph: (301) 618-5578

Reviews and Comments


Internal Medicine Doctors in Largo, MD

Dr. Lynn Anetta Thomas, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1221 Mercantile Ln, Kaiser Permanente Largo Medical Center, Largo, MD 20774
Phone: 301-618-5500    
Dr. Rupa Allam Varma, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1221 Mercantile Avenue, Largo, MD 20774
Phone: 301-618-5500    Fax: 301-618-5673
Dr. Doreen Blake, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1450 Mercantile Ln, Suite 111, Largo, MD 20774
Phone: 301-925-7610    
Dr. Nancy Fleurancois, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1221 Mercantile Ln Ste 102, Largo, MD 20774
Phone: 301-368-1500    
Dr. Cielito M Aguinaldo, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1221 Mercantile Ln, Kaiser Permanente Largo Medical Center, Largo, MD 20774
Phone: 301-618-5500    
Dr. Surendra M Kumar, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1100 Mercantile Ln, Ste 135, Largo, MD 20774
Phone: 301-773-9700    
Dr. Jerry Wendell Mcconnell, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1221 Mercantile Lane, Largo, MD 20774
Phone: 301-618-5578    Fax: 301-618-5673

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.