OrganizationActive
Ralph A. Nicassio D.D.S.
NPI 1578774550 · General Practice Dentistry · Norwalk, CA
Ralph A. Nicassio D.D.S. is a General Practice Dentistry organization in Norwalk, CA (NPI 1578774550).
Provider details
- NPI number
- 1578774550
- Entity type
- Organization
- Primary specialty
- General Practice DentistryDental Providers
- Organization subpart
- No
- Authorized official
- Ralph Nicassio, Owner(562) 868-7768
- License
- B33642 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
11936 Imperial Hwy
Norwalk, CA 90650-3000
Phone: (562) 868-7768
Fax: (562) 863-2369
Street-level locationGet directions
Mailing address
11936 Imperial Hwy
Norwalk, CA 90650-3000
Registry dates
- Enumerated
- 2007-05-24
- Last updated
- 2020-08-22
Frequently asked questions
- What is Ralph A. Nicassio D.D.S.'s NPI number?
- Ralph A. Nicassio D.D.S.'s National Provider Identifier (NPI) is 1578774550, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ralph A. Nicassio D.D.S.?
- Ralph A. Nicassio D.D.S. is classified in the NPPES registry as General Practice Dentistry (Dental Providers).
- Where is Ralph A. Nicassio D.D.S. located?
- Ralph A. Nicassio D.D.S.'s practice location on file with NPPES is 11936 Imperial Hwy, Norwalk, CA 90650-3000.
- What is Ralph A. Nicassio D.D.S.'s phone number?
- The practice phone number listed in the NPPES registry for Ralph A. Nicassio D.D.S. is (562) 868-7768.
- Who is the authorized official for Ralph A. Nicassio D.D.S.?
- The authorized official listed on Ralph A. Nicassio D.D.S.'s NPPES record is Ralph Nicassio, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ralph A. Nicassio D.D.S.'s NPI active?
- Yes — Ralph A. Nicassio D.D.S.'s NPI (1578774550) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.