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DR. JESSICA REY NASH DO
NPI 1437670544
Internal Medicine - Gastroenterology in Sonora, CA

Active since June 28, 2017PECOS EnrolledAccepts Medicare Assignment
680 GUZZI LN STE 206, SONORA, CA 95370(209) 536-5760 Get Directions Write a Review

NPPES record last updated: September 18, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 18, 2025, Jul 2, 2019, Jun 28, 2017 (3 updates tracked since 2017).

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

NPI1437670544
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. JESSICA REY NASHCredential: DO
Location Address680 GUZZI LN STE 206Sonora, CA 95370-5288
Mailing Address400 W 16th StPueblo, CO 81003-2781 · (719) 595-7585
Phone(209) 536-5760
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateJune 28, 2017
Last NPPES UpdateSeptember 18, 20253 updates tracked since enumeration
NPPES CertifiedSeptember 18, 2025
✔ NPI 1437670544 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · 20A23725
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
680 GUZZI LN STE 206, Sonora, CA 95370
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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

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.

PECOS PAC ID2264760842
PECOS Enrollment IDI20260128002737
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

New Patient
$133.94 typical visit price
range $58.87 – $176.60
Typical copayment $33.48 (range $14.71 – $44.15)
Most-billed visit code 99204
Established Patient
$103.36 typical visit price
range $19.28 – $144.60
Typical copayment $25.84 (range $4.82 – $36.15)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466
DME-Other DME · category DE005N
1 supplier12 claims12 services$783.56 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$84.25 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JULIA DEAN FNP
Internal Medicine (Gastroenterology)
680 GUZZI LN STE 206
SONORA, CA 95370
Tuolumne County (209) 536-5760

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.

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 10 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.