Alan Santiago, MD
NPI 1295234391 · Orthopaedic Surgery Physician · Orange, CA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alan Santiago, MD is a Orthopaedic Surgery Physician provider in Orange, CA (NPI 1295234391).
Provider details
- NPI number
- 1295234391
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A201646 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-02-05
- Last updated
- 2026-05-31
- Certified
- 2026-05-31
Frequently asked questions
- What is Alan Santiago's NPI number?
- Alan Santiago's National Provider Identifier (NPI) is 1295234391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alan Santiago's specialty?
- Alan Santiago is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Alan Santiago located?
- Alan Santiago's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Alan Santiago's phone number?
- The practice phone number listed in the NPPES registry for Alan Santiago is (800) 465-3203.
- Does Alan Santiago accept Medicare?
- Alan Santiago is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alan Santiago's NPI active?
- Yes — Alan Santiago's NPI (1295234391) is active in the NPPES registry as of the last update on 2026-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.