Steven Mongielo, PMHNP-BC
NPI 1326819335 · Psychiatric/Mental Health Registered Nurse · Buffalo, NY
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Mongielo, PMHNP-BC is a Psychiatric/Mental Health Registered Nurse provider in Buffalo, NY (NPI 1326819335).
Provider details
- NPI number
- 1326819335
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Registered NurseNursing Service Providers
- Credential
- PMHNP-BC
- Sex
- Male
- Sole proprietor
- No
- License
- 406650 (NY)
Specialties & taxonomies
Nursing Service Providers
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
2 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-01-10
- Last updated
- 2025-02-02
- Certified
- 2025-02-02
Frequently asked questions
- What is Steven Mongielo's NPI number?
- Steven Mongielo's National Provider Identifier (NPI) is 1326819335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Mongielo's specialty?
- Steven Mongielo is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Registered Nurse (Nursing Service Providers).
- Where is Steven Mongielo located?
- Steven Mongielo's practice location on file with NPPES is 400 Forest Ave, Buffalo, NY 14213-1207.
- What is Steven Mongielo's phone number?
- The practice phone number listed in the NPPES registry for Steven Mongielo is (716) 816-2371.
- Does Steven Mongielo accept Medicare?
- Steven Mongielo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Mongielo's NPI active?
- Yes — Steven Mongielo's NPI (1326819335) is active in the NPPES registry as of the last update on 2025-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.