Ariel Ruth Green, MD, MPH
Geriatric Medicine (Internal Medicine) Physician · Baltimore, MD
Ariel Ruth Green, MD, MPH is a geriatric medicine (internal medicine) physician with a practice address in Baltimore, Maryland, and NPI 1861652869, issued on Jun 12, 2008. Check the license (Maryland D75709, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Ariel Ruth Green
- Credential
- MD, MPH
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- D75709 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4940 Eastern Ave, Baltimore, MD 21224
- Phone
- (410) 550-0100
- Enumerated
- Jun 12, 2008
- Record last updated
- Oct 26, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130723000671); may accept Medicare assignment
- Medical or professional school
- Johns Hopkins University School Of Medicine, 2008
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 139 in Maryland → Look up another NPI →
Also registered at 4940 Eastern Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ariel Ruth Green in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D75709Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
337 Medicare Part D claims for 58 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Atorvastatin Calcium28 claims
- Rosuvastatin Calcium20 claims
- Amlodipine Besylate19 claims
- Metoprolol Succinate19 claims
- Escitalopram Oxalate18 claims
- Eliquis13 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
- Johns Hopkins UniversityBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ariel Ruth Green among 139 geriatric medicine (internal medicine) physician records in Maryland
Ariel Ruth Green, MD, MPH is one of 139 geriatric medicine (internal medicine) physician records with a practice address in Maryland. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 73% of them.
- NPI issued2008 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 47% of these records are
- Graduated2008 · median 1997 among the 66 with a school on file
- Record last updated2018 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Maryland
There are 139 geriatric medicine (internal medicine) physician records in Maryland.
All 139 in Maryland → Every provider in Baltimore → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Jeremy Barron, M.D.Baltimore, MD 212241881659076
- Michele Bellantoni, M.D.Baltimore, MD 212241275598427
- Cynthia Boyd, M.D.Baltimore, MD 212241821055310
- John Burton, M.D.Baltimore, MD 212241386602878
- Danelle Cayea, M.D.Baltimore, MD 212241487603957
- Colleen Christmas, M.D.Baltimore, MD 212241013968114
- Victor Crentsil, M.D.Baltimore, MD 212241851348726
- Sheila Gonzalgo, M.D.Baltimore, MD 212241730130352
Common questions
What is Ariel Ruth Green, MD, MPH's NPI number?
Ariel Ruth Green, MD, MPH's National Provider Identifier (NPI) is 1861652869, issued on Jun 12, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Ariel Ruth Green, MD, MPH located?
The NPPES record lists a practice address at 4940 Eastern Ave, Baltimore, MD, 21224. Phone: (410) 550-0100. Providers update this record themselves, so call before visiting.
How can I verify Ariel Ruth Green, MD, MPH's license?
NPPES lists Maryland license number D75709, 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 Ariel Ruth Green, MD, MPH prescribe under Medicare Part D?
In 2024, Ariel Ruth Green, MD, MPH had 337 Medicare Part D claims for 58 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.