Christopher Liwanag, RN
NPI 1508373416 · Psychiatric/Mental Health Registered Nurse · Staten Island, NY
Christopher Liwanag, RN is a Psychiatric/Mental Health Registered Nurse provider in Staten Island, NY (NPI 1508373416).
Provider details
- NPI number
- 1508373416
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- Yes
- License
- 440269 (NY)
Specialties & taxonomies
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
- 2018-01-02
- Last updated
- 2018-01-02
Frequently asked questions
- What is Christopher Liwanag's NPI number?
- Christopher Liwanag's National Provider Identifier (NPI) is 1508373416, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Liwanag's specialty?
- Christopher Liwanag is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Registered Nurse (Nursing Service Providers).
- Where is Christopher Liwanag located?
- Christopher Liwanag's practice location on file with NPPES is 777 Seaview Ave, Staten Island, NY 10305-3409.
- What is Christopher Liwanag's phone number?
- The practice phone number listed in the NPPES registry for Christopher Liwanag is (718) 667-2517.
- Is Christopher Liwanag's NPI active?
- Yes — Christopher Liwanag's NPI (1508373416) is active in the NPPES registry as of the last update on 2018-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.