Mari Nakazawa, MD
Medical Oncology Physician · Baltimore, MD
Mari Nakazawa, MD is a medical oncology physician with a practice address in Baltimore, Maryland, and NPI 1194380485, issued on May 2, 2019. Check the license (Maryland D0095595, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Mari Nakazawa
- Credential
- MD
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- D0095595 MD
Self-reported in NPPES; status is on the state search - Practice location
- 600 N Wolfe St, Baltimore, MD 21287
- Phone
- (410) 955-7911
- Enumerated
- May 2, 2019
- Record last updated
- Jul 2, 2025
- Medicare enrollment
- Enrolled (PECOS I20250728002387); may accept Medicare assignment
- Medical or professional school
- University Of Kentucky College Of Medicine, 2019
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 600 N Wolfe St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mari Nakazawa in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0095595Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average medical oncology physician in 2024
34 Medicare Part D claims, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D.
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 UniversityColumbia, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Medical Oncology Physician providers in Maryland
There are 224 medical oncology physician records in Maryland.
Other medical oncology physician records in Maryland
- Jeffrey Abrams, M.DClarksville, MD1598035248
- Richard Ambinder, M.D.Baltimore, MD1528022407
- Amir Ameri, MDBaltimore, MD1164089843
- Valsamo Anagnostou, MD-PHDBaltimore, MD1821314030
- Christina Annunziata, M.D., PH.D.Bethesda, MD1093084139
- Mary Armanios, M.D.Baltimore, MD1588628390
- Deborah Armstrong, M.D.Lutherville, MD1437113255
- Kekule AsgariSilver Spring, MD1568927911
- Nilofer Azad, MDBaltimore, MD1568635712
- Ashraf Badros, M.D.Baltimore, MD1821038241
Common questions
What is Mari Nakazawa, MD's NPI number?
Mari Nakazawa, MD's National Provider Identifier (NPI) is 1194380485, issued on May 2, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Mari Nakazawa, MD located?
The NPPES record lists a practice address at 600 N Wolfe St, Baltimore, MD, 21287. Phone: (410) 955-7911. Providers update this record themselves, so call before visiting.
How can I verify Mari Nakazawa, MD's license?
NPPES lists Maryland license number D0095595, 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 Mari Nakazawa, MD prescribe under Medicare Part D?
In 2024, Mari Nakazawa, MD had 34 Medicare Part D claims; the average among medical oncology physician prescribers was 703. 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.