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Janna Helfrich, MD
NPI 1558226134 · Anesthesiology Physician · New Haven, CT
Janna Helfrich, MD is a Anesthesiology Physician provider in New Haven, CT (NPI 1558226134).
Provider details
- NPI number
- 1558226134
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 83558 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
20 York St
New Haven, CT 06510-3220
Phone: (203) 688-4242
Street-level locationGet directions
Mailing address
333 Cedar St
New Haven, CT 06510-3206
Registry dates
- Enumerated
- 2025-12-17
- Last updated
- 2025-12-17
- Certified
- 2025-12-17
Frequently asked questions
- What is Janna Helfrich's NPI number?
- Janna Helfrich's National Provider Identifier (NPI) is 1558226134, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janna Helfrich's specialty?
- Janna Helfrich is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Janna Helfrich located?
- Janna Helfrich's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is Janna Helfrich's phone number?
- The practice phone number listed in the NPPES registry for Janna Helfrich is (203) 688-4242.
- Is Janna Helfrich's NPI active?
- Yes — Janna Helfrich's NPI (1558226134) is active in the NPPES registry as of the last update on 2025-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.