IndividualActive
John Mcgarry, PHD
NPI 1720060148 · Clinical Psychologist · Holbrook, NY
John Mcgarry, PHD is a Clinical Psychologist provider in Holbrook, NY (NPI 1720060148).
Provider details
- NPI number
- 1720060148
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- License
- 007046 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
233 Union Ave
Suite 207
Holbrook, NY 11741-1820
Phone: (631) 737-5744
Street-level locationGet directions
Mailing address
3 Winnie Rd
Center Moriches, NY 11934-3721
Registry dates
- Enumerated
- 2005-11-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Mcgarry's NPI number?
- John Mcgarry's National Provider Identifier (NPI) is 1720060148, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mcgarry's specialty?
- John Mcgarry is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is John Mcgarry located?
- John Mcgarry's practice location on file with NPPES is 233 Union Ave, Holbrook, NY 11741-1820.
- What is John Mcgarry's phone number?
- The practice phone number listed in the NPPES registry for John Mcgarry is (631) 737-5744.
- Is John Mcgarry's NPI active?
- Yes — John Mcgarry's NPI (1720060148) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.