Nadine Sidhom
NPI 1275089583 · Psychologist · Orange, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nadine Sidhom is a Psychologist provider in Orange, CA (NPI 1275089583).
Provider details
- NPI number
- 1275089583
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
Behavioral Health & Social Service Providers
- Counselor101Y00000X
Behavioral Health & Social Service Providers
- Psychologist103T00000X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2016-08-27
- Last updated
- 2024-09-27
- Certified
- 2024-09-27
Frequently asked questions
- What is Nadine Sidhom's NPI number?
- Nadine Sidhom's National Provider Identifier (NPI) is 1275089583, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nadine Sidhom's specialty?
- Nadine Sidhom is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Nadine Sidhom located?
- Nadine Sidhom's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Nadine Sidhom's phone number?
- The practice phone number listed in the NPPES registry for Nadine Sidhom is (714) 456-7890.
- Does Nadine Sidhom accept Medicare?
- Nadine Sidhom is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nadine Sidhom's NPI active?
- Yes — Nadine Sidhom's NPI (1275089583) is active in the NPPES registry as of the last update on 2024-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.