John Daliva, DO Inc
NPI 1710556667 · Addiction Medicine (Internal Medicine) Physician · Montclair, CA
John Daliva, DO Inc is a Addiction Medicine (Internal Medicine) Physician organization in Montclair, CA (NPI 1710556667).
Provider details
- NPI number
- 1710556667
- Entity type
- Organization
- Primary specialty
- Addiction Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Daliva, Owner(909) 970-5700
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
- John Daliva, DO
- Doing business as
- John Daliva, DO
Additional practice locations (1)
- 867 E 11th StUpland, CA 91786-4867Phone: (909) 985-1981Fax: (909) 982-2885
Registry dates
- Enumerated
- 2021-06-23
- Last updated
- 2026-03-31
- Certified
- 2026-03-31
Frequently asked questions
- What is John Daliva, DO Inc's NPI number?
- John Daliva, DO Inc's National Provider Identifier (NPI) is 1710556667, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John Daliva, DO Inc?
- John Daliva, DO Inc is classified in the NPPES registry as Addiction Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is John Daliva, DO Inc located?
- John Daliva, DO Inc's practice location on file with NPPES is 9620 Fremont Ave, Montclair, CA 91763-2320.
- What is John Daliva, DO Inc's phone number?
- The practice phone number listed in the NPPES registry for John Daliva, DO Inc is (909) 621-4751.
- Who is the authorized official for John Daliva, DO Inc?
- The authorized official listed on John Daliva, DO Inc's NPPES record is John Daliva, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John Daliva, DO Inc's NPI active?
- Yes — John Daliva, DO Inc's NPI (1710556667) is active in the NPPES registry as of the last update on 2026-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.