William Brian Dalton, M.D.
Medical Oncology Physician · Baltimore, MD
William Brian Dalton, M.D. is a medical oncology physician with a practice address in Baltimore, Maryland, and NPI 1124344692, issued on Apr 8, 2010. Check the license (Maryland D0076511, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- William Brian Dalton
- Credential
- M.D.
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- D0076511 MD
Self-reported in NPPES; status is on the state search - Practice location
- Johns Hopkins Sidney Kimmel Ctr, Baltimore, MD 21287
- Phone
- (410) 955-8893
- Enumerated
- Apr 8, 2010
- Record last updated
- Apr 8, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160822002042); may accept Medicare assignment
- Medical or professional school
- Emory University School Of Medicine, 2010
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 224 in Maryland → Look up another NPI →
Also registered at Johns Hopkins Sidney Kimmel Ctr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Adrian Murphy, MB BSMedical Oncology Physician1427497551
Verify William Brian Dalton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0076511Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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).
Bills Medicare through one group practice
- Johns Hopkins UniversityColumbia, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Brian Dalton among 224 medical oncology physician records in Maryland
William Brian Dalton, M.D. is one of 224 medical oncology physician records with a practice address in Maryland. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 64% of them.
- NPI issued2010 · 64% of these records are older, 32% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2010 · median 2000 among the 128 with a school on file
- Record last updated2014 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Oncology Physician providers in Maryland
There are 224 medical oncology physician records in Maryland.
All 224 in Maryland → Every provider in Baltimore → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Richard Ambinder, M.D.Baltimore, MD 212871528022407
- Mary Armanios, M.D.Baltimore, MD 212871588628390
- Atul Bedi, M.D.Baltimore, MD 212871760447114
- Julie Brahmer, M.D.Baltimore, MD 212871982661989
- Patrick Brown, M.D.Baltimore, MD 212871154389633
- Michael Carducci, M.D.Baltimore, MD 212871952369977
- Allen Chen, M.D.Baltimore, MD 212871114976065
- Curt Civin, M.D.Baltimore, MD 212871962453076
Common questions
What is William Brian Dalton, M.D.'s NPI number?
William Brian Dalton, M.D.'s National Provider Identifier (NPI) is 1124344692, issued on Apr 8, 2010. An NPI identifies a provider in billing; it is not a license.
Where is William Brian Dalton, M.D. located?
The NPPES record lists a practice address at Johns Hopkins Sidney Kimmel Ctr, Baltimore, MD, 21287. Phone: (410) 955-8893. Providers update this record themselves, so call before visiting.
How can I verify William Brian Dalton, M.D.'s license?
NPPES lists Maryland license number D0076511, 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.
What is William Brian Dalton, M.D.'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.