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Ruby Chang, MD
NPI 1043279094 · Pediatrics Physician · Great Barrington, MA
Ruby Chang, MD is a Pediatrics Physician provider in Great Barrington, MA (NPI 1043279094).
Provider details
- NPI number
- 1043279094
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 51560 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
100 Maple Ave
Suite 1
Great Barrington, MA 01230-1963
Phone: (413) 528-4047
Fax: (413) 528-3407
Street-level locationGet directions
Mailing address
725 North St
Pittsfield, MA 01201-4109
Registry dates
- Enumerated
- 2006-03-20
- Last updated
- 2013-08-29
Frequently asked questions
- What is Ruby Chang's NPI number?
- Ruby Chang's National Provider Identifier (NPI) is 1043279094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruby Chang's specialty?
- Ruby Chang is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Ruby Chang located?
- Ruby Chang's practice location on file with NPPES is 100 Maple Ave, Great Barrington, MA 01230-1963.
- What is Ruby Chang's phone number?
- The practice phone number listed in the NPPES registry for Ruby Chang is (413) 528-4047.
- Is Ruby Chang's NPI active?
- Yes — Ruby Chang's NPI (1043279094) is active in the NPPES registry as of the last update on 2013-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.