Sarah Bione-Dunn, MA
NPI 1356579395 · Clinical Neuropsychologist · Hamden, CT
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Bione-Dunn, MA is a Clinical Neuropsychologist provider in Hamden, CT (NPI 1356579395).
Provider details
- NPI number
- 1356579395
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Credential
- MA
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
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 tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,385 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Psychotherapy, 30 Minutes90832 | 1,012 | $85 |
| Psychiatric Diagnostic Evaluation90791 | 309 | $187 |
| Group Psychotherapy90853 | 38 | $30 |
| Psychotherapy, 45 Minutes90834 | 26 | $112 |
Typical Medicare-allowed amounts for these services range $30–$187 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-06-29
- Last updated
- 2023-07-11
- Certified
- 2023-07-11
Frequently asked questions
- What is Sarah Bione-Dunn's NPI number?
- Sarah Bione-Dunn's National Provider Identifier (NPI) is 1356579395, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Bione-Dunn's specialty?
- Sarah Bione-Dunn is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is Sarah Bione-Dunn located?
- Sarah Bione-Dunn's practice location on file with NPPES is 55 Dessa Dr, Hamden, CT 06517-2104.
- What is Sarah Bione-Dunn's phone number?
- The practice phone number listed in the NPPES registry for Sarah Bione-Dunn is (404) 386-8412.
- Does Sarah Bione-Dunn accept Medicare?
- Sarah Bione-Dunn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Bione-Dunn's NPI active?
- Yes — Sarah Bione-Dunn's NPI (1356579395) is active in the NPPES registry as of the last update on 2023-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.