Nicholas Giardino, PHD
NPI 1235216854 · Clinical Psychologist · Providence, RI
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Giardino, PHD is a Clinical Psychologist provider in Providence, RI (NPI 1235216854).
Provider details
- NPI number
- 1235216854
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 6301013090 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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 (1)
- 130 Petaluma Ave Ste 2bSebastopol, CA 95472-4234Phone: (707) 360-2090
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2026-02-04
- Certified
- 2026-02-04
Frequently asked questions
- What is Nicholas Giardino's NPI number?
- Nicholas Giardino's National Provider Identifier (NPI) is 1235216854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Giardino's specialty?
- Nicholas Giardino is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Nicholas Giardino located?
- Nicholas Giardino's practice location on file with NPPES is 2 Charles St Ste A2-4, Providence, RI 02904-2269.
- What is Nicholas Giardino's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Giardino is (774) 264-8050.
- Does Nicholas Giardino accept Medicare?
- Nicholas Giardino is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Giardino's NPI active?
- Yes — Nicholas Giardino's NPI (1235216854) is active in the NPPES registry as of the last update on 2026-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.