DR. JESSICA REY NASH DO
NPI 1437670544
Internal Medicine - Gastroenterology in Sonora, CA
About Dr. Jessica Rey Nash Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JESSICA REY NASH DO (NPI 1437670544) is an individual gastroenterology provider in Sonora, California, licensed in California (20A23725) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Jessica Rey Nash Do 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.
Medicare Billing Reassignment
Medicare enrollment records show Jessica Nash reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Sonora, CA 95370
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1033100854 (California)
- 172 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95370 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Jessica Nash's NPI number?
The NPI number for Jessica Nash is 1437670544. It was assigned to this individual provider in the NPPES registry on June 28, 2017.
Where is Jessica Nash located?
Jessica Nash practices at 680 Guzzi Ln Ste 206, Sonora, CA 95370. The listed phone number is (209) 536-5760.
What is Jessica Nash's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Jessica Nash enrolled in Medicare?
Yes. Jessica Nash 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.
Which organization bills Medicare for Jessica Nash's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jessica Nash reassigns Medicare benefits to Sonora Community Hospital (Sonora, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jessica Nash's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Jessica Nash was last updated on September 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Dr. Jessica Rey Nash, DO · NPI 1437670544
Gastroenterology physician in Sonora, California. Individual provider, active in the CMS NPPES registry since June 28, 2017.
## Identity
- **NPI:** 1437670544 (Entity type: Individual)
- **Enumerated:** June 28, 2017
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 20A23725 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 680 GUZZI LN STE 206, Sonora, CA 95370-5288
- **Phone:** (209) 536-5760
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Sonora Community Hospital (NPI 1780673376, Sonora, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** September 18, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1437670544) · Data from the CMS NPPES public registry.