Thomas Tm Chang, MD PC
NPI 1255665691 · Ophthalmology Physician · New York, NY
Thomas Tm Chang, MD PC is a Ophthalmology Physician organization in New York, NY (NPI 1255665691).
Provider details
- NPI number
- 1255665691
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Thomas Chang, Ceo(212) 673-5650
- License
- TUV007458-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
Other names (DBA / former)
- Doing business as
- Sharpsite Ophthalmology
Registry dates
- Enumerated
- 2009-10-01
- Last updated
- 2009-10-01
Frequently asked questions
- What is Thomas Tm Chang, MD PC's NPI number?
- Thomas Tm Chang, MD PC's National Provider Identifier (NPI) is 1255665691, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thomas Tm Chang, MD PC?
- Thomas Tm Chang, MD PC is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Tm Chang, MD PC located?
- Thomas Tm Chang, MD PC's practice location on file with NPPES is 70 E 10th St, New York, NY 10003-5102.
- What is Thomas Tm Chang, MD PC's phone number?
- The practice phone number listed in the NPPES registry for Thomas Tm Chang, MD PC is (212) 673-5650.
- Who is the authorized official for Thomas Tm Chang, MD PC?
- The authorized official listed on Thomas Tm Chang, MD PC's NPPES record is Thomas Chang, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thomas Tm Chang, MD PC's NPI active?
- Yes — Thomas Tm Chang, MD PC's NPI (1255665691) is active in the NPPES registry as of the last update on 2009-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.