Jonathan Phelps
NPI 1558255497 · Critical Care Medicine Registered Nurse · Baltimore, MD
Jonathan Phelps is a Critical Care Medicine Registered Nurse provider in Baltimore, MD (NPI 1558255497).
Provider details
- NPI number
- 1558255497
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine Registered NurseNursing Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- R217046 (MD)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-06-05
- Last updated
- 2025-06-05
- Certified
- 2025-06-04
Frequently asked questions
- What is Jonathan Phelps's NPI number?
- Jonathan Phelps's National Provider Identifier (NPI) is 1558255497, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Phelps's specialty?
- Jonathan Phelps is listed in the NPPES registry with a primary specialty of Critical Care Medicine Registered Nurse (Nursing Service Providers).
- Where is Jonathan Phelps located?
- Jonathan Phelps's practice location on file with NPPES is 22 S Greene St, Baltimore, MD 21201-1544.
- What is Jonathan Phelps's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Phelps is (410) 328-6110.
- Is Jonathan Phelps's NPI active?
- Yes — Jonathan Phelps's NPI (1558255497) is active in the NPPES registry as of the last update on 2025-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.