Alejandra Ellison-Barnes, MD
Internal Medicine Physician · Baltimore, MD
Alejandra Ellison-Barnes, MD is an internal medicine physician with a practice address in Baltimore, Maryland, and NPI 1861810608, issued on Mar 30, 2014. Check the license (Maryland D84787, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Alejandra Ellison-Barnes
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D84787 MD
Self-reported in NPPES; status is on the state search - Practice location
- 601 N Caroline St Ste 7143, Baltimore, MD 21287
- Phone
- (410) 502-9245
- Enumerated
- Mar 30, 2014
- Record last updated
- Oct 5, 2022
- Fax
- (410) 367-2185
- Medicare enrollment
- Enrolled (PECOS I20180809005848); may accept Medicare assignment
- Medical or professional school
- Harvard Medical School, 2014
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Verify Alejandra Ellison-Barnes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D84787Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average internal medicine physician in 2024
491 Medicare Part D claims for 58 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Amlodipine Besylate33 claims
- Atorvastatin Calcium26 claims
- Gabapentin26 claims
- Carvedilol18 claims
- Omeprazole16 claims
- Fluticasone Propionate15 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 2 group practices
- Johns Hopkins UniversityBaltimore, MD
- Johns Hopkins UniversityBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alejandra Ellison-Barnes among 3,904 internal medicine physician records in Maryland
Alejandra Ellison-Barnes, 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 2014, is newer than 74% of them.
- NPI issued2014 · 74% of these records are older, 23% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2014 · median 2003 among the 2,445 with a school on file
- Record last updated2022 · 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).
1,278 internal medicine physician records list a practice address in Baltimore
They are 1,278 of the 35,183 NPPES records with a practice address in Baltimore, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Baltimore → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Eric Bass, M.D.Baltimore, MD 212871346205416
- Christie Basseth, M.D.Baltimore, MD 212871972568426
- Mary Catherine Beach, M.D.Baltimore, MD 212871598720922
- Valeriani Bead, M.D.Baltimore, MD 212871396700720
- Gail Berkenblit, M.D.Baltimore, MD 212871841256781
Common questions
What is Alejandra Ellison-Barnes, MD's NPI number?
Alejandra Ellison-Barnes, MD's National Provider Identifier (NPI) is 1861810608, issued on Mar 30, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Alejandra Ellison-Barnes, MD located?
The NPPES record lists a practice address at 601 N Caroline St Ste 7143, Baltimore, MD, 21287. Phone: (410) 502-9245. Providers update this record themselves, so call before visiting.
How can I verify Alejandra Ellison-Barnes, MD's license?
NPPES lists Maryland license number D84787, 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 Alejandra Ellison-Barnes, MD prescribe under Medicare Part D?
In 2024, Alejandra Ellison-Barnes, MD had 491 Medicare Part D claims for 58 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.