Doctor profile · Federal record
Dr. Alberto Grana Santini, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · General Practice Physician · Caguas, PR
- NPI 1366829731
- Accepts Medicare
- 11 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Carr 172, Edif B Suite B6
Caguas, PR 007251111
(787) 563-0550 - Mailing address
-
Urb El Vigia, St 5 Calle Anastacia
San Juan, PR 009264204
Credentials & registration
- NPI registered
- May 2015 — 11 yrs on file
- Profile last updated
- August 2, 2022
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State licenses (2)
- Puerto Rico #19952 · Puerto Rico #32935
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1366829731. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$993
Transactions
44
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Eli Lilly Export S.A. Puerto Rico Branch | 13 | $295.63 | |
| Novo Nordisk INC | 8 | $150.15 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 4 | $138.71 | |
| Bayer Puerto Rico INC. | 5 | $117.86 | |
| AstraZeneca Pharmaceuticals Lp | 5 | $108.52 | |
| Dexcom, INC. | 5 | $82.75 | |
| Medtronic, INC. | 1 | $34.07 | |
| Radius Health, INC. | 1 | $25.00 | |
| Amgen INC. | 1 | $20.00 | |
| Merck Sharp & Dohme LLC | 1 | $20.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,472
Patients
643
Total drug cost
$848,542
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Synthroid (Levothyroxine Sodium) | Brand | 317 | 73 | $19,694 |
| Metformin Hcl | Generic | 237 | 73 | $1,617 |
| Trijardy Xr (Empaglifloz/Linaglip/Metformin) | Brand | 229 | 49 | $166,536 |
| Lantus (Insulin Glargine,Hum.Rec.Anlog) | Brand | 213 | 50 | $81,374 |
| Atorvastatin Calcium | Generic | 210 | 77 | $2,616 |
| Pioglitazone Hcl | Generic | 198 | 49 | $2,558 |
| Trulicity (Dulaglutide) | Brand | 178 | 34 | $203,755 |
| Ozempic (Semaglutide) | Brand | 159 | 36 | $167,697 |
| Rosuvastatin Calcium | Generic | 143 | 39 | $2,039 |
| Humalog (Insulin Lispro) | Brand | 122 | 26 | $73,485 |
Frequently asked questions
What is Dr. Alberto Grana Santini's medical specialty?
Dr. Alberto Grana Santini practices Endocrinology, Diabetes & Metabolism Physician in Caguas, PR.
Where does Dr. Alberto Grana Santini practice?
Dr. Alberto Grana Santini practices at Carr 172, Caguas, PR 007251111. Office phone: 7875630550.
What is Dr. Alberto Grana Santini's NPI?
Dr. Alberto Grana Santini's National Provider Identifier (NPI) is 1366829731, issued by NPPES.
Does Dr. Alberto Grana Santini accept Medicare assignment?
Yes. Dr. Alberto Grana Santini accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.