Derek Ang
NPI 1639831977 · Occupational Therapist · Flushing, NY
Derek Ang is a Occupational Therapist provider in Flushing, NY (NPI 1639831977).
Provider details
- NPI number
- 1639831977
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 023077-01 (NY)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2021-10-13
- Last updated
- 2021-10-13
- Certified
- 2021-10-13
Frequently asked questions
- What is Derek Ang's NPI number?
- Derek Ang's National Provider Identifier (NPI) is 1639831977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Ang's specialty?
- Derek Ang is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Derek Ang located?
- Derek Ang's practice location on file with NPPES is 13665 37th Ave, Flushing, NY 11354-4110.
- What is Derek Ang's phone number?
- The practice phone number listed in the NPPES registry for Derek Ang is (347) 899-0797.
- Is Derek Ang's NPI active?
- Yes — Derek Ang's NPI (1639831977) is active in the NPPES registry as of the last update on 2021-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.