Doctor profile · Federal record

Dr. Leonierose Dacuycuy, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Fremont, CA

  • NPI 1588059661
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3200 Kearney St
Fremont, CA 945382299
(510) 498-2357
Additional location
7912 West Ln Ste 221
Stockton, CA 952103159
(209) 636-5000
Mailing address
Po Box 276950
Sacramento, CA 958276950

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
October 24, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
California #A144075

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588059661. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$210
Transactions
11
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 4 $61.68
Novo Nordisk INC 3 $60.57
Lilly USA, LLC 2 $52.16
Abbott Laboratories 1 $17.63
Dexcom, INC. 1 $17.59

By nature of payment

Food and Beverage
$210

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
815
Patients
202
Total drug cost
$591,535
Drug Type Claims Patients Total cost
Jardiance (Empagliflozin) Brand 138 39 $179,195
Trulicity (Dulaglutide) Brand 108 22 $145,205
Levothyroxine Sodium Generic 77 16 $1,338
Ozempic (Semaglutide) Brand 77 23 $105,697
Basaglar Kwikpen U-100 (Insulin Glargine,Hum.Rec.Anlog) Brand 75 19 $24,916
Metformin Hcl Generic 58 23 $1,491
Novolog Flexpen (Insulin Aspart) Brand 48 18 $39,681
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 44 18 $26,349
Lantus (Insulin Glargine,Hum.Rec.Anlog) Brand 42 0 $16,651
Novolog (Insulin Aspart) Brand 32 0 $25,900

Frequently asked questions

Auto-generated from federal data
What is Dr. Leonierose Dacuycuy's medical specialty?
Dr. Leonierose Dacuycuy practices Endocrinology, Diabetes & Metabolism Physician in Fremont, CA.
Where does Dr. Leonierose Dacuycuy practice?
Dr. Leonierose Dacuycuy practices at 3200 Kearney St, Fremont, CA 945382299. Office phone: 5104982357.
What is Dr. Leonierose Dacuycuy's NPI?
Dr. Leonierose Dacuycuy's National Provider Identifier (NPI) is 1588059661, issued by NPPES.
Does Dr. Leonierose Dacuycuy accept Medicare assignment?
Yes. Dr. Leonierose Dacuycuy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.