Tina Chang
NPI 1457627762 · Family Medicine Physician · Watertown, MA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tina Chang is a Family Medicine Physician provider in Watertown, MA (NPI 1457627762).
Provider details
- NPI number
- 1457627762
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 281034 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2012-03-30
- Last updated
- 2024-08-22
- Certified
- 2024-08-22
Frequently asked questions
- What is Tina Chang's NPI number?
- Tina Chang's National Provider Identifier (NPI) is 1457627762, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tina Chang's specialty?
- Tina Chang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tina Chang located?
- Tina Chang's practice location on file with NPPES is 101 Walnut St, Watertown, MA 02472-4054.
- What is Tina Chang's phone number?
- The practice phone number listed in the NPPES registry for Tina Chang is (888) 897-1887.
- Does Tina Chang accept Medicare?
- Tina Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tina Chang's NPI active?
- Yes — Tina Chang's NPI (1457627762) is active in the NPPES registry as of the last update on 2024-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.