Sarah Regan
Hematology & Oncology Physician · Baltimore, MD
Sarah Regan is a hematology & oncology physician with a practice address in Baltimore, Maryland, and NPI 1487017950, issued on Apr 1, 2016. Check the license (Maryland D0093840, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Sarah Regan
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- D0093840 MD
Self-reported in NPPES; status is on the state search - Practice location
- 22 S Greene St RM N3E09, Baltimore, MD 21201
- Phone
- (410) 328-6110
- Enumerated
- Apr 1, 2016
- Record last updated
- Aug 4, 2022
- Medicare enrollment
- Enrolled (PECOS I20220709000300); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 22 S Greene St RM N3E09
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mostafa Abdelhalim, MDStudent in an Organized Health Care Education/Training Program1164226510
- Lisa Abraham, MDStudent in an Organized Health Care Education/Training Program1740930387
- Abdulaziz Abu Haimed, M.B.B.SStudent in an Organized Health Care Education/Training Program1437881844
- Mohammad Abughanam, MBBSStudent in an Organized Health Care Education/Training Program1336751635
- Faisal Abushullaih, MBBSStudent in an Organized Health Care Education/Training Program1629770938
- Stephanie Adjei, MDStudent in an Organized Health Care Education/Training Program1497333967
Verify Sarah Regan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0093840Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
611 Medicare Part D claims for 139 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims. 15 claims were for opioids.
Most prescribed
- Anastrozole91 claims
- Hydroxyurea51 claims
- Letrozole40 claims
- Exemestane35 claims
- Xarelto34 claims
- Tamoxifen Citrate27 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): 77.8 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: $599.87
24 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 8,560 providers of this specialty with any payment received $7,481.41 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 one group practice
- Maryland Oncology Hematology PARockville, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hematology & Oncology Physician providers in Maryland
There are 317 hematology & oncology physician records in Maryland.
Other hematology & oncology physician records in Maryland
- Kenneth Abbott, M.D.Prince Frederick, MD1306976949
- Courtney Ackerman, M.D.Silver Spring, MD1790919744
- Michael Adashek, D.O.Towson, MD1972037661
- Manish Agrawal, M.D.Rockville, MD1275614984
- Bilal Ahmed, MDPrince Frederick, MD1093984411
- Saira Ahmed, MDBaltimore, MD1932393766
- Margaret Akpan, MDCheverly, MD1669458931
- Ahmad Al-Homsi, MDBaltimore, MD1104808047
- Kashif Ali, M.D.Silver Spring, MD1851423388
- Zakari Aliyu, MDBaltimore, MD1679539464
Common questions
What is Sarah Regan's NPI number?
Sarah Regan's National Provider Identifier (NPI) is 1487017950, issued on Apr 1, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Regan located?
The NPPES record lists a practice address at 22 S Greene St RM N3E09, Baltimore, MD, 21201. Phone: (410) 328-6110. Providers update this record themselves, so call before visiting.
How can I verify Sarah Regan's license?
NPPES lists Maryland license number D0093840, 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 Sarah Regan prescribe under Medicare Part D?
In 2024, Sarah Regan had 611 Medicare Part D claims for 139 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Sarah Regan's MIPS final score?
The 2023 MIPS final score is 77.8 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.