Dr Yonas S Tamrat, MD - Medicare Internal Medicine in Upper Marlboro, MD

Dr Yonas S Tamrat, MD is a medicare enrolled "Internal Medicine" physician in Upper Marlboro, Maryland. He graduated from medical school in 2001 and has 23 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Kaiser Foundation Health Plan Of The Mid-atlantic States,inc, Kaiser Foundation Health Plan Of The Mid-atlantic States,inc and his current practice location is 1221 Mercantile Ln, Upper Marlboro, Maryland. You can reach out to his office (for appointments etc.) via phone at (301) 618-5500.

Dr Yonas S Tamrat is licensed to practice in Virginia (license number 0101251668) 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 1528200409.

Contact Information

Dr Yonas S Tamrat, MD
1221 Mercantile Ln,
Upper Marlboro, MD 20774-5374
(301) 618-5500
Not Available

Map and Direction




Physician's Profile

Full NameDr Yonas S Tamrat
GenderMale
SpecialityInternal Medicine
Experience23 Years
Location1221 Mercantile Ln, Upper Marlboro, Maryland
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 Yonas S Tamrat graduated from medical school in 2001
  NPI Data:
  • NPI Number: 1528200409
  • Provider Enumeration Date: 03/24/2009
  • Last Update Date: 06/08/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 7810028875
  • Enrollment ID: I20141023001838

Medical Identifiers

Medical identifiers for Dr Yonas S Tamrat such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1528200409NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 0101251668 (Virginia)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Kaiser Foundation Health Plan Of The Mid-atlantic States,inc37794958581673
Kaiser Foundation Health Plan Of The Mid-atlantic States,inc37794958581673

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 Yonas S Tamrat allows following entities to bill medicare on his behalf.
Entity NameKaiser Foundation Health Plan Of The Mid-atlantic States,inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952461816
PECOS PAC ID: 3779495858
Enrollment ID: O20040105000308

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 Yonas S Tamrat 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 Yonas S Tamrat, MD
1221 Mercantile Ln,
Upper Marlboro, MD 20774-5374

Ph: (301) 618-5500
Dr Yonas S Tamrat, MD
1221 Mercantile Ln,
Upper Marlboro, MD 20774-5374

Ph: (301) 618-5500

Reviews and Comments


Internal Medicine Doctors in Upper Marlboro, MD

Dr. Eugene Aloysius Magee Iv, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 9662 Pennsylvania Ave, Upper Marlboro, MD 20772
Phone: 301-599-1500    Fax: 301-599-1502
Dr. Jan Zakrzewski, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1221 Mercantile Ln, Upper Marlboro, MD 20774
Phone: 301-618-5647    Fax: 301-618-5504
Dr. Kevin Smith, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1221 Mercantile Ln, Upper Marlboro, MD 20774
Phone: 301-618-5545    
Dr. Sisom Osia, M.D
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 9628 Marlboro Pike, Upper Marlboro, MD 20772
Phone: 301-599-7010    Fax: 301-599-1222
Dr. Allison Regina Edwards,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 6409 Crain Hwy, Upper Marlboro, MD 20772
Phone: 301-952-8614    
Dr. Alexis Gorden Mccary, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1221 Mercantile Lane, Upper Marlboro, MD 20774
Phone: 301-618-5500    Fax: 301-618-5978
Dr. John Hyoungsub Shin, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1221 Mercantile Ln, Upper Marlboro, MD 20774
Phone: 301-618-5620    

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.