David a Sisk PHD Inc
NPI 1720654007 · Mental Health Clinic/Center (Including Community Mental Health Center) · Winnetka, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David a Sisk PHD Inc is a Mental Health Clinic/Center (Including Community Mental Health Center) organization in Winnetka, IL (NPI 1720654007).
Provider details
- NPI number
- 1720654007
- Entity type
- Organization
- Primary specialty
- Mental Health Clinic/Center (Including Community Mental Health Center)Ambulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- David Sisk, President(773) 732-5073
Specialties & taxonomies
Ambulatory Health Care Facilities
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
- 2021-05-27
- Last updated
- 2021-05-27
- Certified
- 2021-05-27
Frequently asked questions
- What is David a Sisk PHD Inc's NPI number?
- David a Sisk PHD Inc's National Provider Identifier (NPI) is 1720654007, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is David a Sisk PHD Inc?
- David a Sisk PHD Inc is classified in the NPPES registry as Mental Health Clinic/Center (Including Community Mental Health Center) (Ambulatory Health Care Facilities).
- Where is David a Sisk PHD Inc located?
- David a Sisk PHD Inc's practice location on file with NPPES is 588 Lincoln Ave Ste 200, Winnetka, IL 60093-2308.
- What is David a Sisk PHD Inc's phone number?
- The practice phone number listed in the NPPES registry for David a Sisk PHD Inc is (773) 732-5073.
- Does David a Sisk PHD Inc accept Medicare?
- David a Sisk PHD Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for David a Sisk PHD Inc?
- The authorized official listed on David a Sisk PHD Inc's NPPES record is David Sisk, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is David a Sisk PHD Inc's NPI active?
- Yes — David a Sisk PHD Inc's NPI (1720654007) is active in the NPPES registry as of the last update on 2021-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.