Roswitha Siebu-Baker, NP, RN
NPI 1063154813 · Registered Nurse · Bethesda, MD
Roswitha Siebu-Baker, NP, RN is a Registered Nurse provider in Bethesda, MD (NPI 1063154813).
Provider details
- NPI number
- 1063154813
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- NP, RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2021085909 (MD)
Specialties & taxonomies
Nursing Service Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2022-04-12
- Last updated
- 2022-04-12
- Certified
- 2022-04-12
Frequently asked questions
- What is Roswitha Siebu-Baker's NPI number?
- Roswitha Siebu-Baker's National Provider Identifier (NPI) is 1063154813, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roswitha Siebu-Baker's specialty?
- Roswitha Siebu-Baker is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Roswitha Siebu-Baker located?
- Roswitha Siebu-Baker's practice location on file with NPPES is 8901 Rockville Pike, Bethesda, MD 20889-0001.
- What is Roswitha Siebu-Baker's phone number?
- The practice phone number listed in the NPPES registry for Roswitha Siebu-Baker is (307) 319-4600.
- Is Roswitha Siebu-Baker's NPI active?
- Yes — Roswitha Siebu-Baker's NPI (1063154813) is active in the NPPES registry as of the last update on 2022-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.