Susan Gunn, NP
NPI 1427070663 · Psychiatric/Mental Health Nurse Practitioner · Williamsville, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Susan Gunn, NP is a Psychiatric/Mental Health Nurse Practitioner provider in Williamsville, NY (NPI 1427070663).
Provider details
- NPI number
- 1427070663
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- F400994 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing 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
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sertraline Hcl | 78 | 13 |
| Oxcarbazepine | 67 | 11 |
| Olanzapine | 63 | — |
| Aripiprazole | 57 | 12 |
| Buspirone Hcl | 57 | — |
| Prazosin Hcl | 54 | — |
| Clonazepam | 45 | — |
| Benztropine Mesylate | 45 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Susan Gunn's NPI number?
- Susan Gunn's National Provider Identifier (NPI) is 1427070663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Gunn's specialty?
- Susan Gunn is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Susan Gunn located?
- Susan Gunn's practice location on file with NPPES is 5330 Main St, Williamsville, NY 14221-5360.
- What is Susan Gunn's phone number?
- The practice phone number listed in the NPPES registry for Susan Gunn is (716) 626-9016.
- Does Susan Gunn accept Medicare?
- Susan Gunn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Susan Gunn's NPI active?
- Yes — Susan Gunn's NPI (1427070663) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.