Health Service Alliance
NPI 1205523958 · Family Medicine Physician · Upland, CA
Health Service Alliance is a Family Medicine Physician organization in Upland, CA (NPI 1205523958).
Provider details
- NPI number
- 1205523958
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Health Service Alliance
- Organization subpart
- Yes
- Authorized official
- Jeffrey Cox, Cfo(909) 464-9675
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Counseling Psychologist103TC1900X
Behavioral Health & Social Service Providers
- Community Health Clinic/Center261QC1500X
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
- 2023-04-21
- Last updated
- 2025-09-09
- Certified
- 2025-09-09
Frequently asked questions
- What is Health Service Alliance's NPI number?
- Health Service Alliance's National Provider Identifier (NPI) is 1205523958, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Health Service Alliance?
- Health Service Alliance is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Health Service Alliance located?
- Health Service Alliance's practice location on file with NPPES is 600 N Euclid Ave Ste 202, Upland, CA 91786-4779.
- What is Health Service Alliance's phone number?
- The practice phone number listed in the NPPES registry for Health Service Alliance is (909) 281-5800.
- Who is the authorized official for Health Service Alliance?
- The authorized official listed on Health Service Alliance's NPPES record is Jeffrey Cox, Cfo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Health Service Alliance's NPI active?
- Yes — Health Service Alliance's NPI (1205523958) is active in the NPPES registry as of the last update on 2025-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.