Carl Keller, DPT
NPI 1871902379 · Physical Therapist · Duluth, MN
Carl Keller, DPT is a Physical Therapist provider in Duluth, MN (NPI 1871902379).
Provider details
- NPI number
- 1871902379
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- DPT
- Sex
- Male
- Sole proprietor
- No
- License
- 9696 (MN)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
11 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
- 2014-08-08
- Last updated
- 2022-03-08
- Certified
- 2022-03-08
Frequently asked questions
- What is Carl Keller's NPI number?
- Carl Keller's National Provider Identifier (NPI) is 1871902379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carl Keller's specialty?
- Carl Keller is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Carl Keller located?
- Carl Keller's practice location on file with NPPES is 724 Maple Grove Rd, Duluth, MN 55811-4521.
- What is Carl Keller's phone number?
- The practice phone number listed in the NPPES registry for Carl Keller is (218) 724-4900.
- Is Carl Keller's NPI active?
- Yes — Carl Keller's NPI (1871902379) is active in the NPPES registry as of the last update on 2022-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.