Dr Mary Ann Riley, DO - Medicare Internal Medicine in Lavale, MD

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Dr Mary Ann Riley, DO is a medicare enrolled "Internal Medicine" physician in Lavale, Maryland. She went to West Virginia School Of Osteopathic Medicine and graduated in 2005 and has 19 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Upmc Western Maryland Health Services Llc and her current practice location is 1313 National Hwy, Lavale, Maryland. You can reach out to her office (for appointments etc.) via phone at (240) 362-0288.

Dr Mary Ann Riley is licensed to practice in West Virginia (license number 2205) 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 1174736441.

Contact Information

Dr Mary Ann Riley, DO
1313 National Hwy,
Lavale, MD 21502-7618
(240) 362-0288
(240) 362-0052

Map and Direction




Physician's Profile

Full NameDr Mary Ann Riley
GenderFemale
SpecialityInternal Medicine
Experience19 Years
Location1313 National Hwy, Lavale, 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 Mary Ann Riley attended and graduated from West Virginia School Of Osteopathic Medicine in 2005
  NPI Data:
  • NPI Number: 1174736441
  • Provider Enumeration Date: 05/07/2007
  • Last Update Date: 01/07/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 3678643749
  • Enrollment ID: I20150225002061

Medical Identifiers

Medical identifiers for Dr Mary Ann Riley such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1174736441NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 2205 (West Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Western Maryland Health System Home CareCumberland, MDHome health agency
Western Maryland Health System Hospice ServicesCumberland, MDHospice
Western Maryland Regional Medical CenterCumberland, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Upmc Western Maryland Health Services Llc7113396011147

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 Mary Ann Riley allows following entities to bill medicare on her behalf.
Entity NameUpmc Western Maryland Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184769952
PECOS PAC ID: 7113900655
Enrollment ID: O20040608000157
Entity NameUpmc Western Maryland Health Services Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1447976584
PECOS PAC ID: 7113396011
Enrollment ID: O20221216000041

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 Mary Ann Riley 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 Mary Ann Riley, DO
1313 National Hwy,
Lavale, MD 21502-7618

Ph: (240) 362-0288		Dr Mary Ann Riley, DO
1313 National Hwy,
Lavale, MD 21502-7618

Ph: (240) 362-0288

Reviews and Comments


Internal Medicine Doctors in Lavale, MD


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.