IndividualActive
Cassidy Deerkoski
NPI 1083454516 · Mental Health Counselor · Holbrook, NY
Cassidy Deerkoski is a Mental Health Counselor provider in Holbrook, NY (NPI 1083454516).
Provider details
- NPI number
- 1083454516
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% 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
1022 Main St
Holbrook, NY 11741-1622
Phone: (631) 559-4198
Street-level locationGet directions
Mailing address
1022 Main St
Holbrook, NY 11741-1622
Additional practice locations (1)
- 207 Hallock Rd Ste 202Stony Brook, NY 11790-3033Phone: (631) 559-4198
Registry dates
- Enumerated
- 2024-05-31
- Last updated
- 2026-04-28
- Certified
- 2026-04-28
Frequently asked questions
- What is Cassidy Deerkoski's NPI number?
- Cassidy Deerkoski's National Provider Identifier (NPI) is 1083454516, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassidy Deerkoski's specialty?
- Cassidy Deerkoski is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Cassidy Deerkoski located?
- Cassidy Deerkoski's practice location on file with NPPES is 1022 Main St, Holbrook, NY 11741-1622.
- What is Cassidy Deerkoski's phone number?
- The practice phone number listed in the NPPES registry for Cassidy Deerkoski is (631) 559-4198.
- Is Cassidy Deerkoski's NPI active?
- Yes — Cassidy Deerkoski's NPI (1083454516) is active in the NPPES registry as of the last update on 2026-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.