Sumi Hwang, DDS
NPI 1942020581 · General Practice Dentistry · Northridge, CA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sumi Hwang, DDS is a General Practice Dentistry provider in Northridge, CA (NPI 1942020581).
Provider details
- NPI number
- 1942020581
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- DDS
- Sex
- Female
- Sole proprietor
- No
- License
- 110459 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2024-10-16
- Last updated
- 2024-10-16
- Certified
- 2024-10-16
Frequently asked questions
- What is Sumi Hwang's NPI number?
- Sumi Hwang's National Provider Identifier (NPI) is 1942020581, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sumi Hwang's specialty?
- Sumi Hwang is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Sumi Hwang located?
- Sumi Hwang's practice location on file with NPPES is 9535 Reseda Blvd Ste 203, Northridge, CA 91324-6027.
- What is Sumi Hwang's phone number?
- The practice phone number listed in the NPPES registry for Sumi Hwang is (818) 349-6373.
- Does Sumi Hwang accept Medicare?
- Sumi Hwang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sumi Hwang's NPI active?
- Yes — Sumi Hwang's NPI (1942020581) is active in the NPPES registry as of the last update on 2024-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.