Elizabeth Chang, MD
NPI 1821097585 · Rheumatology Physician · Gilbert, AZ
Elizabeth Chang, MD is a Rheumatology Physician provider in Gilbert, AZ (NPI 1821097585).
Provider details
- NPI number
- 1821097585
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 29582 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$39 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Elizabeth Chang's NPI number?
- Elizabeth Chang's National Provider Identifier (NPI) is 1821097585, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Chang's specialty?
- Elizabeth Chang is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Chang located?
- Elizabeth Chang's practice location on file with NPPES is 1400 N Gilbert Rd, Gilbert, AZ 85234-2328.
- What is Elizabeth Chang's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Chang is (480) 633-7946.
- Is Elizabeth Chang's NPI active?
- Yes — Elizabeth Chang's NPI (1821097585) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.