Doctor profile · Federal record

Dr. Cathleen Manusia, FNP

Nurse Practitioner · Ontario, CA

  • NPI 1568554194
  • Accepts Medicare
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
437 N Euclid Ave, Suite A
Ontario, CA 917623456
(909) 988-2555
fax (909) 988-4447

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
California #13818

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568554194. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$82
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 1 $21.78
Merck Sharp & Dohme LLC 1 $21.34
GlaxoSmithKline, LLC. 1 $20.61
Astellas Pharma US INC 1 $17.86

By nature of payment

Food and Beverage
$82

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
524
Patients
101
Total drug cost
$91,253
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 67 23 $1,800
Metformin Hcl Generic 61 17 $990
Lisinopril Generic 57 17 $926
Amlodipine Besylate Generic 48 17 $728
Ozempic (Semaglutide) Brand 46 0 $44,849
Hydrochlorothiazide Generic 39 16 $248
Januvia (Sitagliptin Phosphate) Brand 36 0 $26,516
Alendronate Sodium Generic 26 0 $232
Losartan Potassium Generic 25 0 $453
Ibuprofen Generic 23 11 $136

Frequently asked questions

Auto-generated from federal data
What is Dr. Cathleen Manusia's medical specialty?
Dr. Cathleen Manusia practices Nurse Practitioner in Ontario, CA.
Where does Dr. Cathleen Manusia practice?
Dr. Cathleen Manusia practices at 437 N Euclid Ave, Ontario, CA 917623456. Office phone: 9099882555.
What is Dr. Cathleen Manusia's NPI?
Dr. Cathleen Manusia's National Provider Identifier (NPI) is 1568554194, issued by NPPES.
Does Dr. Cathleen Manusia accept Medicare assignment?
Yes. Dr. Cathleen Manusia accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.