Natalie Rosen, MD
NPI 1851957187 · Internal Medicine Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natalie Rosen, MD is a Internal Medicine Physician provider in Baltimore, MD (NPI 1851957187).
Provider details
- NPI number
- 1851957187
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD488915 (PA)
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
1 documented practice location
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
Registry dates
- Enumerated
- 2019-05-13
- Last updated
- 2025-10-15
- Certified
- 2025-10-15
Frequently asked questions
- What is Natalie Rosen's NPI number?
- Natalie Rosen's National Provider Identifier (NPI) is 1851957187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Rosen's specialty?
- Natalie Rosen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Natalie Rosen located?
- Natalie Rosen's practice location on file with NPPES is 1800 Orleans St, Baltimore, MD 21287-0010.
- What is Natalie Rosen's phone number?
- The practice phone number listed in the NPPES registry for Natalie Rosen is (410) 955-5000.
- Does Natalie Rosen accept Medicare?
- Natalie Rosen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natalie Rosen's NPI active?
- Yes — Natalie Rosen's NPI (1851957187) is active in the NPPES registry as of the last update on 2025-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.