John Karvelas, RRT
NPI 1730754276 · Critical Care Registered Respiratory Therapist · Danvers, MA
John Karvelas, RRT is a Critical Care Registered Respiratory Therapist provider in Danvers, MA (NPI 1730754276).
Provider details
- NPI number
- 1730754276
- Entity type
- Individual
- Primary specialty
- Critical Care Registered Respiratory TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- RRT
- Sex
- Male
- Sole proprietor
- No
- License
- 1423 (NH)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- 2021-05-26
- Last updated
- 2021-05-26
- Certified
- 2021-05-26
Frequently asked questions
- What is John Karvelas's NPI number?
- John Karvelas's National Provider Identifier (NPI) is 1730754276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Karvelas's specialty?
- John Karvelas is listed in the NPPES registry with a primary specialty of Critical Care Registered Respiratory Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is John Karvelas located?
- John Karvelas's practice location on file with NPPES is 132 Collins St Unit 1, Danvers, MA 01923-3500.
- What is John Karvelas's phone number?
- The practice phone number listed in the NPPES registry for John Karvelas is (617) 771-9142.
- Is John Karvelas's NPI active?
- Yes — John Karvelas's NPI (1730754276) is active in the NPPES registry as of the last update on 2021-05-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.