Dr Mario E Nicholson, MD - Medicare Internal Medicine in Hyattsville, MD

Dr Mario E Nicholson, MD is a medicare enrolled "Internal Medicine" physician in Hyattsville, Maryland. His current practice location is 6525 Belcrest Road, Suite 160, Hyattsville, Maryland. You can reach out to his office (for appointments etc.) via phone at (301) 209-6155.

Dr Mario E Nicholson is licensed to practice in Maryland (license number D41747) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1689735144.

Contact Information

Dr Mario E Nicholson, MD
6525 Belcrest Road, Suite 160,
Hyattsville, MD 20782-2016
(301) 209-6155
(301) 209-6206

Map and Direction




Physician's Profile

Full NameDr Mario E Nicholson
GenderMale
SpecialityInternal Medicine
Location6525 Belcrest Road, Hyattsville, Maryland
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1689735144
  • Provider Enumeration Date: 12/12/2006
  • Last Update Date: 02/16/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 4688620404
  • Enrollment ID: I20050324000747

Medical Identifiers

Medical identifiers for Dr Mario E Nicholson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1689735144NPI-NPPES
182511900MedicaidMD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine MD21652 (District Of Columbia)Secondary
207R00000XInternal Medicine D41747 (Maryland)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. Dr Mario E Nicholson allows following entities to bill medicare on his behalf.
Entity NameGreater Baden Medical Service Incorporated
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1912927344
PECOS PAC ID: 4981632650
Enrollment ID: O20051017000645

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 Mario E Nicholson 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 Mario E Nicholson, MD
2101 East Jefferson Street, Ppqa Medicare Compliance Unite 4 West Kaiser Permanente,
Rockville, MD 20852-4908

Ph: (301) 816-6660
Dr Mario E Nicholson, MD
6525 Belcrest Road, Suite 160,
Hyattsville, MD 20782-2016

Ph: (301) 209-6155

Reviews and Comments


Internal Medicine Doctors in Hyattsville, MD

Fisseha Yitbarek Ghidey, M.D
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Phone: 301-431-4030    Fax: 301-431-4826
Dr. Michael Vincent Viola, M.D.
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Phone: 202-441-4545    
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Practice Location: 6505 Belcrest Rd, Suite #110, Hyattsville, MD 20782
Phone: 301-779-8800    Fax: 202-636-9088
Mr. Anantha K Rao, MD
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Phone: 301-445-4430    Fax: 301-445-3753
Luke E Terry Jr., MD
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Medicare: Medicare Enrolled
Practice Location: 8700 Central Ave Ste 204, Hyattsville, MD 20785
Phone: 301-333-3770    Fax: 301-333-3779
Dr. Teresa E Allen, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 6525 Belcrest Road, Suite 160, Hyattsville, MD 20782
Phone: 301-209-6250    Fax: 301-209-6204

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.