Doctor profile · Federal record

Dr. Katherine Griffin, NP

Nurse Practitioner · Fairfield, CA

  • NPI 1790866937
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2720 Low CT
Fairfield, CA 945349771
(707) 427-4900
fax (707) 436-2507
Additional location
770 Mason St
Vacaville, CA 956884646
(707) 454-5800
fax (707) 454-5932
Mailing address
Po Box 255668
Sacramento, CA 958655668

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 21, 2022
Specialty taxonomy
363L00000X — NUCC code
State license (1)
California #NP9838
Medicaid
CA #RN468618

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790866937. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$239
Transactions
11
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 2 $65.74
Novartis Pharmaceuticals Corporation 4 $57.23
Baxter Healthcare 1 $43.30
GlaxoSmithKline, LLC. 2 $30.31
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $25.47
JAZZ PHARMACEUTICALS INC. 1 $16.58

By nature of payment

Food and Beverage
$239

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
636
Patients
232
Total drug cost
$379,646
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 125 47 $152,263
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 74 37 $2,711
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 67 17 $61,390
Montelukast Sodium Generic 58 28 $1,642
Prednisone Generic 44 31 $167
Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) Brand 40 14 $54,930
Spiriva Respimat (Tiotropium Bromide) Brand 34 14 $41,916
Ventolin Hfa (Albuterol Sulfate) Brand 28 11 $2,813
Breo Ellipta (Fluticasone/Vilanterol) Brand 27 13 $24,962
Azithromycin Generic 26 20 $245

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Griffin's medical specialty?
Dr. Katherine Griffin practices Nurse Practitioner in Fairfield, CA.
Where does Dr. Katherine Griffin practice?
Dr. Katherine Griffin practices at 2720 Low CT, Fairfield, CA 945349771. Office phone: 7074274900.
What is Dr. Katherine Griffin's NPI?
Dr. Katherine Griffin's National Provider Identifier (NPI) is 1790866937, issued by NPPES.