Henry Chang, DO
NPI 1215674551 · Hospitalist Physician · Santa Monica, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Henry Chang, DO is a Hospitalist Physician provider in Santa Monica, CA (NPI 1215674551).
Provider details
- NPI number
- 1215674551
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A21989 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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.
$15 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
Additional practice locations (1)
- 26520 Cactus AveMoreno Valley, CA 92555-3927Phone: (949) 579-0489
Registry dates
- Enumerated
- 2022-05-18
- Last updated
- 2025-10-22
- Certified
- 2025-10-22
Frequently asked questions
- What is Henry Chang's NPI number?
- Henry Chang's National Provider Identifier (NPI) is 1215674551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Henry Chang's specialty?
- Henry Chang is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Henry Chang located?
- Henry Chang's practice location on file with NPPES is 2121 Santa Monica Blvd, Santa Monica, CA 90404-2303.
- What is Henry Chang's phone number?
- The practice phone number listed in the NPPES registry for Henry Chang is (310) 453-1324.
- Does Henry Chang accept Medicare?
- Henry Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Henry Chang's NPI active?
- Yes — Henry Chang's NPI (1215674551) is active in the NPPES registry as of the last update on 2025-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.