Simon Allo
NPI 1780204214 · Psychiatry Physician · Rancho Cucamonga, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Simon Allo is a Psychiatry Physician provider in Rancho Cucamonga, CA (NPI 1780204214).
Provider details
- NPI number
- 1780204214
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- A188220 (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
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 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
Additional practice locations (2)
- 304 Tejon PlPalos Verdes Estates, CA 90274-1204Phone: (714) 272-6282
- 9479 Haven AveRancho Cucamonga, CA 91730-5844Phone: (909) 771-8023
Registry dates
- Enumerated
- 2020-04-24
- Last updated
- 2025-11-12
- Certified
- 2025-11-12
Frequently asked questions
- What is Simon Allo's NPI number?
- Simon Allo's National Provider Identifier (NPI) is 1780204214, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Simon Allo's specialty?
- Simon Allo is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Simon Allo located?
- Simon Allo's practice location on file with NPPES is 9479 Haven Ave, Rancho Cucamonga, CA 91730-5844.
- What is Simon Allo's phone number?
- The practice phone number listed in the NPPES registry for Simon Allo is (909) 771-8023.
- Does Simon Allo accept Medicare?
- Simon Allo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Simon Allo's NPI active?
- Yes — Simon Allo's NPI (1780204214) is active in the NPPES registry as of the last update on 2025-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.