Elizabeth Biru, MD
Internal Medicine Physician · Largo, MD
Elizabeth Biru, MD is an internal medicine physician with a practice address in Largo, Maryland, and NPI 1457342230, issued on Nov 2, 2005. Check the license (Maryland D0052375, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Elizabeth Biru
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D0052375 MD
Self-reported in NPPES; status is on the state search - Practice location
- 1221 Mercantile LN, Largo, MD 20774
- Phone
- (301) 618-5500
- Enumerated
- Nov 2, 2005
- Record last updated
- Dec 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050427000599); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 1221 Mercantile LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cheryl Abbott, RN,BSN,CM-CCase Management Registered Nurse1366743122
- Grace AdumanisaResearch Study Specialist1104663145
- Cielito Aguinaldo, MDInternal Medicine Physician1063585347
- Elma Alston, LCSW-CClinical Social Worker1629300488
- Bridget AnyiwoPharmacist1326228529
- Brian Armstrong, MDOphthalmology Physician1285781179
Verify Elizabeth Biru in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0052375Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average internal medicine physician in 2024
7,589 Medicare Part D claims for 698 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 170 claims were for opioids.
Most prescribed
- Atorvastatin Calcium869 claims
- Amlodipine Besylate690 claims
- Losartan Potassium521 claims
- Lisinopril309 claims
- Hydrochlorothiazide230 claims
- Atenolol204 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncLargo, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Elizabeth Biru among 3,904 internal medicine physician records in Maryland
Elizabeth Biru, MD is one of 3,904 internal medicine physician records with a practice address in Maryland. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1990 · median 2003 among the 2,445 with a school on file
- Record last updated2021 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
36 internal medicine physician records list a practice address in Largo
They are 36 of the 651 NPPES records with a practice address in Largo, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Largo → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Cielito Aguinaldo, MDLargo, MD 207741063585347
- Doreen Blake, M.D.Largo, MD 207741043209331
- George Bone, MDLargo, MD 207741528028297
- Anita Clayton, MDLargo, MD 207741598838872
- Olumide Coker, M.D.Largo, MD 207741235171885
- Glen Jacob, MDLargo, MD 207741780757062
- Ejaz Khan, MDUpper Marlboro, MD 207741669416160
- James Kim, M.D.Largo, MD 207741811939846
Common questions
What is Elizabeth Biru, MD's NPI number?
Elizabeth Biru, MD's National Provider Identifier (NPI) is 1457342230, issued on Nov 2, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Elizabeth Biru, MD located?
The NPPES record lists a practice address at 1221 Mercantile LN, Largo, MD, 20774. Phone: (301) 618-5500. Providers update this record themselves, so call before visiting.
How can I verify Elizabeth Biru, MD's license?
NPPES lists Maryland license number D0052375, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Elizabeth Biru, MD prescribe under Medicare Part D?
In 2024, Elizabeth Biru, MD had 7,589 Medicare Part D claims for 698 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.