Doctor profile · Federal record

Dr. Kathleen Sianghio, NP

Nurse Practitioner · Fairfield, CA

  • NPI 1326506775
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1313 Travis Blvd Ste A
Fairfield, CA 945334621
(707) 410-3840
Mailing address
1141 Pear Tree Ln Ste 100
Napa, CA 945586485

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
June 4, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
California #95011320

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326506775. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Exact Sciences Corporation 1 $18.44

By nature of payment

Food and Beverage
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
117
Patients
16
Total drug cost
$3,006
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 39 16 $1,188
Lisinopril Generic 19 0 $523
Amlodipine Besylate Generic 13 0 $292
Hydrochlorothiazide Generic 12 0 $91
Metformin Hcl Generic 12 0 $282
Levothyroxine Sodium Generic 11 0 $313
Losartan Potassium Generic 11 0 $317

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathleen Sianghio's medical specialty?
Dr. Kathleen Sianghio practices Nurse Practitioner in Fairfield, CA.
Where does Dr. Kathleen Sianghio practice?
Dr. Kathleen Sianghio practices at 1313 Travis Blvd Ste A, Fairfield, CA 945334621. Office phone: 7074103840.
What is Dr. Kathleen Sianghio's NPI?
Dr. Kathleen Sianghio's National Provider Identifier (NPI) is 1326506775, issued by NPPES.
Does Dr. Kathleen Sianghio accept Medicare assignment?
Yes. Dr. Kathleen Sianghio accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.