Rolf Knoll, MD
NPI 1881696193 · Internal Medicine Physician · West Hartford, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rolf Knoll, MD is a Internal Medicine Physician provider in West Hartford, CT (NPI 1881696193).
Provider details
- NPI number
- 1881696193
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 022935 (CT)
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
21 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
- 2005-06-01
- Last updated
- 2013-03-19
Frequently asked questions
- What is Rolf Knoll's NPI number?
- Rolf Knoll's National Provider Identifier (NPI) is 1881696193, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rolf Knoll's specialty?
- Rolf Knoll is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rolf Knoll located?
- Rolf Knoll's practice location on file with NPPES is 20 Isham Rd, West Hartford, CT 06107-2204.
- What is Rolf Knoll's phone number?
- The practice phone number listed in the NPPES registry for Rolf Knoll is (860) 527-1669.
- Does Rolf Knoll accept Medicare?
- Rolf Knoll is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rolf Knoll's NPI active?
- Yes — Rolf Knoll's NPI (1881696193) is active in the NPPES registry as of the last update on 2013-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.