Michael Sy, PHD
NPI 1649765173 · Cognitive & Behavioral Psychologist · Holland Landing
Michael Sy, PHD is a Cognitive & Behavioral Psychologist provider in Holland Landing (NPI 1649765173).
Provider details
- NPI number
- 1649765173
- Entity type
- Individual
- Primary specialty
- Cognitive & Behavioral PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3107 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
67% 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
- 2018-06-27
- Last updated
- 2018-06-27
Frequently asked questions
- What is Michael Sy's NPI number?
- Michael Sy's National Provider Identifier (NPI) is 1649765173, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Sy's specialty?
- Michael Sy is listed in the NPPES registry with a primary specialty of Cognitive & Behavioral Psychologist (Behavioral Health & Social Service Providers).
- Where is Michael Sy located?
- Michael Sy's practice location on file with NPPES is 18798 Old Yonge Street, Holland Landing, 901.
- What is Michael Sy's phone number?
- The practice phone number listed in the NPPES registry for Michael Sy is (905) 727-4214.
- Is Michael Sy's NPI active?
- Yes — Michael Sy's NPI (1649765173) is active in the NPPES registry as of the last update on 2018-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.