Margaret Geraldine Keane, MBBS, MSC
Gastroenterology Physician · Baltimore, MD
Margaret Geraldine Keane, MBBS, MSC is a gastroenterology physician with a practice address in Baltimore, Maryland, and NPI 1790318657, issued on Feb 19, 2020. Check the license on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Margaret Geraldine Keane
- Credential
- MBBS, MSC
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- Practice location
- Sheikh Zayed Tower, Baltimore, MD 21287
- Phone
- (410) 502-3699
- Enumerated
- Feb 19, 2020
- Record last updated
- Feb 19, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20220221001948); may accept Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 505 in Maryland → Look up another NPI →
Verify Margaret Geraldine Keane in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of PhysiciansCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average gastroenterology physician in 2024
228 Medicare Part D claims for 99 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. 25 claims were for opioids.
Most prescribed
- Omeprazole56 claims
- Peg 3350-Electrolyte31 claims
- Ondansetron Odt25 claims
- Ciprofloxacin Hcl21 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 74.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $3,385.45
19 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Johns Hopkins UniversityWashington, DC
- Johns Hopkins UniversityWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Geraldine Keane among 505 gastroenterology physician records in Maryland
Margaret Geraldine Keane, MBBS, MSC is one of 505 gastroenterology physician records with a practice address in Maryland. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 98% of them.
- NPI issued2020 · 98% of these records are older, under 1% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2006 · median 2002 among the 344 with a school on file
- Record last updated2020 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Maryland
There are 505 gastroenterology physician records in Maryland.
All 505 in Maryland → Every provider in Baltimore → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Marcia Canto, M.D.Baltimore, MD 212871992763015
- Mark Donowitz, M.D.Baltimore, MD 212871306893342
- Francis Giardiello, M.D.Baltimore, MD 212871437103645
- Michael Goggins, M.D.Baltimore, MD 212871861445983
- Ahmet Gurakar, MDBaltimore, MD 212871154330363
- Mary Harris, M.D.Baltimore, MD 212871932159738
- Anthony Kalloo, M.D.Baltimore, MD 212871881638153
- Sergey Kantsevoy, M.D., PH.D.Baltimore, MD 212871912954181
Common questions
What is Margaret Geraldine Keane, MBBS, MSC's NPI number?
Margaret Geraldine Keane, MBBS, MSC's National Provider Identifier (NPI) is 1790318657, issued on Feb 19, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Geraldine Keane, MBBS, MSC located?
The NPPES record lists a practice address at Sheikh Zayed Tower, Baltimore, MD, 21287. Phone: (410) 502-3699. Providers update this record themselves, so call before visiting.
How can I verify Margaret Geraldine Keane, MBBS, MSC's license?
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 Margaret Geraldine Keane, MBBS, MSC prescribe under Medicare Part D?
In 2024, Margaret Geraldine Keane, MBBS, MSC had 228 Medicare Part D claims for 99 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Margaret Geraldine Keane, MBBS, MSC's MIPS final score?
The 2023 MIPS final score is 74.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.