Ricky Chen, RN
NPI 1720505464 · Addiction (Substance Use Disorder) Registered Nurse · Berkeley, CA
Ricky Chen, RN is a Addiction (Substance Use Disorder) Registered Nurse provider in Berkeley, CA (NPI 1720505464).
Provider details
- NPI number
- 1720505464
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- No
- License
- 95111202 (CA)
Specialties & taxonomies
Nursing Service Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2017-08-24
- Last updated
- 2017-08-24
Frequently asked questions
- What is Ricky Chen's NPI number?
- Ricky Chen's National Provider Identifier (NPI) is 1720505464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ricky Chen's specialty?
- Ricky Chen is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Registered Nurse (Nursing Service Providers).
- Where is Ricky Chen located?
- Ricky Chen's practice location on file with NPPES is 1816 Scenic Ave, Berkeley, CA 94709-1324.
- What is Ricky Chen's phone number?
- The practice phone number listed in the NPPES registry for Ricky Chen is (510) 548-7270.
- Is Ricky Chen's NPI active?
- Yes — Ricky Chen's NPI (1720505464) is active in the NPPES registry as of the last update on 2017-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.