Active NPI
Jessica Rey Nash, DO
- Gastroenterology Physician
- Sonora, CA
National Provider Identifier
1437670544
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gastroenterology Physician
- License
- 20A23725
- Practice address
- 680 Guzzi LN Ste 206
Sonora, CA 95370-5288 - Phone
- (209) 536-5760
- NPI assigned
- Jun 28, 2017
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | 20A23725 | CA | Primary |
Addresses
Primary practice location
680 Guzzi LN Ste 206
Sonora, CA 95370-5288
Mailing address
400 W 16TH St
Pueblo, CO 81003-2781
Phone (719) 595-7585
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Gastroenterology
- Education
- Other, 2019
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
- Sonora Community Hospital
Practice addresses (Care Compare)
680 Guzzi LN
Suite 206
Sonora, CA 95370-5288
Phone (209) 536-5760
Hospital & facility affiliations
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Colonoscopy | 73 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 76 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 20A23725 | CA | MD | Gastroenterology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Sonora Community Hospital | Current | Accepting new patients | |
| Sonora Community Hospital | Internal Medicine | Current | Accepting new patients |
| Sonora Community Hospital | Current | Accepting new patients | |
| Sonora Community Hospital | Past | Accepting new patients |
Locations
680 Guzzi Ln
Ste 105
Sonora, CA 95370
Phone (209) 532-0126
680 Guzzi Ln
Ste 206
Sonora, CA 95370
Phone (209) 536-5760
193 Fairview Ln
Ste C
Sonora, CA 95370
Phone (209) 532-3124
193 Fairview Ln
Sonora, CA 95370
Phone (209) 536-5100
Organizations & group practices 6
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Family Medicine Physician
- Sonora, CA
- NPI 1033100854
-
- Radiation Oncology Clinic/Center
- Sonora, CA
- NPI 1891732418
-
- Community/Retail Pharmacy
- Sonora, CA
- NPI 1740582568
-
- General Acute Care Hospital
- Sonora, CA
- NPI 1780673376
-
- Family Medicine Physician
- Groveland, CA
- NPI 1356332274
Hospital & facility affiliations 13
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Critical Access Hospital
- San Andreas, CA
- NPI 1508968819
-
- General Acute Care Hospital
- Sonora, CA
- NPI 1780673376
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1498608000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1758153600000",
"number": "1437670544",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "400 W 16TH ST",
"city": "PUEBLO",
"state": "CO",
"postal_code": "810032781",
"telephone_number": "719-595-7585"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "680 GUZZI LN STE 206",
"city": "SONORA",
"state": "CA",
"postal_code": "953705288",
"telephone_number": "209-536-5760"
}
],
"practiceLocations": [],
"basic": {
"last_name": "NASH",
"first_name": "JESSICA",
"middle_name": "REY",
"name_prefix": "Dr.",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2017-06-28",
"last_updated": "2025-09-18",
"certification_date": "2025-09-18",
"status": "A"
},
"taxonomies": [
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "CA",
"license": "20A23725",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Sonora, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 18, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.