Ariel Kniss
NPI 1851910426 · Diagnostic Radiology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariel Kniss is a Diagnostic Radiology Physician provider in Boston, MA (NPI 1851910426).
Provider details
- NPI number
- 1851910426
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 1022613 (MA)
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
6 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)
- 1161 21st Ave SCcc-4322aa McnNashville, TN 37232-2730Phone: (615) 343-6642
Registry dates
- Enumerated
- 2020-04-13
- Last updated
- 2025-06-09
- Certified
- 2025-06-09
Frequently asked questions
- What is Ariel Kniss's NPI number?
- Ariel Kniss's National Provider Identifier (NPI) is 1851910426, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariel Kniss's specialty?
- Ariel Kniss is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ariel Kniss located?
- Ariel Kniss's practice location on file with NPPES is Department of Radiology, Aus 210, Boston, MA 02114.
- What is Ariel Kniss's phone number?
- The practice phone number listed in the NPPES registry for Ariel Kniss is (617) 726-2000.
- Does Ariel Kniss accept Medicare?
- Ariel Kniss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ariel Kniss's NPI active?
- Yes — Ariel Kniss's NPI (1851910426) is active in the NPPES registry as of the last update on 2025-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.