Joseph P Trezza & James M Tatum, Inc.
NPI 1598713794 · Optometrist · Rancho Cucamonga, CA
Joseph P Trezza & James M Tatum, Inc. is a Optometrist organization in Rancho Cucamonga, CA (NPI 1598713794).
Provider details
- NPI number
- 1598713794
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Joseph Trezza, President(909) 987-0728
- License
- CA6372T (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Other names (DBA / former)
- Doing business as
- Drs. Tatum and Trezza Inc
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2014-02-27
Frequently asked questions
- What is Joseph P Trezza & James M Tatum, Inc.'s NPI number?
- Joseph P Trezza & James M Tatum, Inc.'s National Provider Identifier (NPI) is 1598713794, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Joseph P Trezza & James M Tatum, Inc.?
- Joseph P Trezza & James M Tatum, Inc. is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Joseph P Trezza & James M Tatum, Inc. located?
- Joseph P Trezza & James M Tatum, Inc.'s practice location on file with NPPES is 10165 Foothill Blvd, Rancho Cucamonga, CA 91730-0340.
- What is Joseph P Trezza & James M Tatum, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Joseph P Trezza & James M Tatum, Inc. is (909) 987-0728.
- Who is the authorized official for Joseph P Trezza & James M Tatum, Inc.?
- The authorized official listed on Joseph P Trezza & James M Tatum, Inc.'s NPPES record is Joseph Trezza, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Joseph P Trezza & James M Tatum, Inc.'s NPI active?
- Yes — Joseph P Trezza & James M Tatum, Inc.'s NPI (1598713794) is active in the NPPES registry as of the last update on 2014-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.