Leslie Knox, SLP
NPI 1598395162 · Speech-Language Pathologist · Phoenix, AZ
Enrolled with Medicare as Practitioner - Qualified Speech Language Pathologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leslie Knox, SLP is a Speech-Language Pathologist provider in Phoenix, AZ (NPI 1598395162).
Provider details
- NPI number
- 1598395162
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- SLP
- Sex
- Female
- Sole proprietor
- No
- License
- SLP16614 (AZ)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
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
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
- 2020-01-22
- Last updated
- 2025-08-11
- Certified
- 2025-08-11
Frequently asked questions
- What is Leslie Knox's NPI number?
- Leslie Knox's National Provider Identifier (NPI) is 1598395162, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Knox's specialty?
- Leslie Knox is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Leslie Knox located?
- Leslie Knox's practice location on file with NPPES is 21620 N 19th Ave Ste A6, Phoenix, AZ 85027-2716.
- What is Leslie Knox's phone number?
- The practice phone number listed in the NPPES registry for Leslie Knox is (602) 875-5616.
- Does Leslie Knox accept Medicare?
- Leslie Knox is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leslie Knox's NPI active?
- Yes — Leslie Knox's NPI (1598395162) is active in the NPPES registry as of the last update on 2025-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.