Mari Nakazawa, MD
NPI 1194380485 · Medical Oncology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mari Nakazawa, MD is a Medical Oncology Physician provider in Baltimore, MD (NPI 1194380485).
Provider details
- NPI number
- 1194380485
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- D0095595 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 1800 Orleans StBaltimore, MD 21287-0010Phone: (410) 502-2037Fax: (410) 955-0737
Registry dates
- Enumerated
- 2019-05-02
- Last updated
- 2025-07-02
- Certified
- 2025-07-02
Frequently asked questions
- What is Mari Nakazawa's NPI number?
- Mari Nakazawa's National Provider Identifier (NPI) is 1194380485, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mari Nakazawa's specialty?
- Mari Nakazawa is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Mari Nakazawa located?
- Mari Nakazawa's practice location on file with NPPES is 600 N Wolfe St, Baltimore, MD 21287-0005.
- What is Mari Nakazawa's phone number?
- The practice phone number listed in the NPPES registry for Mari Nakazawa is (410) 955-7911.
- Does Mari Nakazawa accept Medicare?
- Mari Nakazawa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mari Nakazawa's NPI active?
- Yes — Mari Nakazawa's NPI (1194380485) is active in the NPPES registry as of the last update on 2025-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.