Karl Hellstrand, D.O.
NPI 1649561614 · Emergency Medicine Physician · Waterbury, CT
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karl Hellstrand, D.O. is a Emergency Medicine Physician provider in Waterbury, CT (NPI 1649561614).
Provider details
- NPI number
- 1649561614
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 53423 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
2 documented practice locations
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
Additional practice locations (1)
- 2401 Gillham RdKansas City, MO 64108-4619Phone: (816) 234-3000Fax: (816) 302-9939
Registry dates
- Enumerated
- 2011-04-26
- Last updated
- 2025-12-06
- Certified
- 2025-12-06
Frequently asked questions
- What is Karl Hellstrand's NPI number?
- Karl Hellstrand's National Provider Identifier (NPI) is 1649561614, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karl Hellstrand's specialty?
- Karl Hellstrand is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karl Hellstrand located?
- Karl Hellstrand's practice location on file with NPPES is 56 Franklin St, Waterbury, CT 06706-1253.
- What is Karl Hellstrand's phone number?
- The practice phone number listed in the NPPES registry for Karl Hellstrand is (203) 709-6059.
- Does Karl Hellstrand accept Medicare?
- Karl Hellstrand is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karl Hellstrand's NPI active?
- Yes — Karl Hellstrand's NPI (1649561614) is active in the NPPES registry as of the last update on 2025-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.