Cal Medical Services, Inc.
NPI 1780955310 · Orthopaedic Surgery Physician · Riverside, CA
Cal Medical Services, Inc. is a Orthopaedic Surgery Physician organization in Riverside, CA (NPI 1780955310).
Provider details
- NPI number
- 1780955310
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Chirag Amin, President/Ceo(909) 208-5655
- License
- A72688 (CA)
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
14 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
- Chirag N. Amin, M.D.
Registry dates
- Enumerated
- 2012-01-12
- Last updated
- 2012-01-12
Frequently asked questions
- What is Cal Medical Services, Inc.'s NPI number?
- Cal Medical Services, Inc.'s National Provider Identifier (NPI) is 1780955310, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Cal Medical Services, Inc.?
- Cal Medical Services, Inc. is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Cal Medical Services, Inc. located?
- Cal Medical Services, Inc.'s practice location on file with NPPES is 1485 Spruce St, Riverside, CA 92507-2445.
- What is Cal Medical Services, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Cal Medical Services, Inc. is (951) 279-8799.
- Who is the authorized official for Cal Medical Services, Inc.?
- The authorized official listed on Cal Medical Services, Inc.'s NPPES record is Chirag Amin, President/Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Cal Medical Services, Inc.'s NPI active?
- Yes — Cal Medical Services, Inc.'s NPI (1780955310) is active in the NPPES registry as of the last update on 2012-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.