DENNIS NATHAN CONTRERAS
NPI 1881587657
Nurse Practitioner - Family in Wellsville, NY
About Dennis Nathan Contreras NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DENNIS NATHAN CONTRERAS (NPI 1881587657) is an individual family provider in Wellsville, New York, licensed in New York (357108) and active in the NPI registry since May 2025. He is enrolled in Medicare PECOS and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dennis Nathan Contreras is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 14895 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WELLSVILLE, NY 14895
WELLSVILLE, NY 14895
WELLSVILLE, NY 14895
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Dennis Contreras's NPI number?
The NPI number for Dennis Contreras is 1881587657. It was assigned to this individual provider in the NPPES registry on May 31, 2025.
Where is Dennis Contreras located?
Dennis Contreras practices at 191 N Main St, Wellsville, NY 14895. The listed phone number is (585) 991-8841.
What is Dennis Contreras's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Dennis Contreras enrolled in Medicare?
Yes. Dennis Contreras is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
When was this NPI record last updated?
The NPPES record for Dennis Contreras was last updated on February 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dennis Nathan Contreras · NPI 1881587657
Family physician in Wellsville, New York. Individual provider, active in the CMS NPPES registry since May 31, 2025.
## Identity
- **NPI:** 1881587657 (Entity type: Individual)
- **Enumerated:** May 31, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 357108 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 191 N MAIN ST, Wellsville, NY 14895-1150
- **Phone:** (585) 991-8841
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** February 20, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1881587657) · Data from the CMS NPPES public registry.