Theodoros Karantanos
Medical Oncology Physician · Baltimore, MD
Theodoros Karantanos is a medical oncology physician with a practice address in Baltimore, Maryland, and NPI 1982023388, issued on Apr 14, 2014. Check the license (Maryland D83090, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Theodoros Karantanos
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License numbers
- D83090 MD
273620 MA
Self-reported in NPPES; status is on the state search - Practice location
- 201 N Broadway St, Baltimore, MD 21287
- Phone
- (410) 955-8893
- Enumerated
- Apr 14, 2014
- Record last updated
- Jun 1, 2022
- Fax
- (410) 955-0125
- Medicare enrollment
- Enrolled (PECOS I20220616002961); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 224 in Maryland → Look up another NPI →
Also registered at 201 N Broadway St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- David Kamson, M.D., PH.D.Neurology Physician1568882777
- Vincent Lam, M.D.Medical Oncology Physician1265758601
- Evan Lipson, MDMedical Oncology Physician1376697094
- Catherine Marshall, MDMedical Oncology Physician1134443948
Verify Theodoros Karantanos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D83090Check 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).
Theodoros Karantanos among 224 medical oncology physician records in Maryland
Theodoros Karantanos 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 2014, is newer than 81% of them.
- NPI issued2014 · 81% of these records are older, 17% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2011 · median 2000 among the 128 with a school on file
- Record last updated2022 · 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 Theodoros Karantanos's NPI number?
Theodoros Karantanos's National Provider Identifier (NPI) is 1982023388, issued on Apr 14, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Theodoros Karantanos located?
The NPPES record lists a practice address at 201 N Broadway St, Baltimore, MD, 21287. Phone: (410) 955-8893. Providers update this record themselves, so call before visiting.
How can I verify Theodoros Karantanos's license?
NPPES lists Maryland license number D83090, 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 Theodoros Karantanos'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.