Katherine Jahnes, M.D.
NPI 1447556154 · Emergency Medicine Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Jahnes, M.D. is a Emergency Medicine Physician provider in Brooklyn, NY (NPI 1447556154).
Provider details
- NPI number
- 1447556154
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 243266 (NY)
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
15 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
- 2011-01-28
- Last updated
- 2021-11-02
- Certified
- 2021-11-02
Frequently asked questions
- What is Katherine Jahnes's NPI number?
- Katherine Jahnes's National Provider Identifier (NPI) is 1447556154, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Jahnes's specialty?
- Katherine Jahnes is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Jahnes located?
- Katherine Jahnes's practice location on file with NPPES is 339 Hicks St, Brooklyn, NY 11201-5509.
- What is Katherine Jahnes's phone number?
- The practice phone number listed in the NPPES registry for Katherine Jahnes is (917) 536-9300.
- Does Katherine Jahnes accept Medicare?
- Katherine Jahnes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Jahnes's NPI active?
- Yes — Katherine Jahnes's NPI (1447556154) is active in the NPPES registry as of the last update on 2021-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.