Doctor profile · Federal record
Dr. Nitza Martinez Fernandez, M.D.
General Practice Physician (CMS: General Practice) · Arecibo, PR
- NPI 1164575668
- Accepts Medicare
- 46 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
Avenida Principal 94, Barrio Bajadero
Arecibo, PR 006160799
(787) 881-3325
fax (787) 881-3325 - Mailing address
-
Po Box 477
Arecibo, PR 006130477
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- February 8, 2010
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 208D00000X — NUCC code
- State license (1)
- Puerto Rico #6617
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164575668. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$737
Transactions
15
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 9 | $363.51 | |
| Lilly USA, LLC | 3 | $249.37 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 2 | $114.33 | |
| Eli Lilly Export S.A. Puerto Rico Branch | 1 | $9.87 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,028
Patients
886
Total drug cost
$62,057
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 366 | 105 | $5,427 |
| Gabapentin | Generic | 352 | 88 | $4,253 |
| Irbesartan | Generic | 272 | 77 | $8,738 |
| Atorvastatin Calcium | Generic | 262 | 82 | $3,263 |
| Losartan Potassium | Generic | 232 | 70 | $3,200 |
| Montelukast Sodium | Generic | 204 | 68 | $2,787 |
| Synthroid (Levothyroxine Sodium) | Brand | 191 | 50 | $18,845 |
| Metoprolol Succinate | Generic | 189 | 62 | $3,679 |
| Amlodipine Besylate | Generic | 184 | 53 | $838 |
| Famotidine | Generic | 167 | 66 | $1,787 |
Frequently asked questions
What is Dr. Nitza Martinez Fernandez's medical specialty?
Dr. Nitza Martinez Fernandez practices General Practice Physician in Arecibo, PR.
Where does Dr. Nitza Martinez Fernandez practice?
Dr. Nitza Martinez Fernandez practices at Avenida Principal 94, Arecibo, PR 006160799. Office phone: 7878813325.
What is Dr. Nitza Martinez Fernandez's NPI?
Dr. Nitza Martinez Fernandez's National Provider Identifier (NPI) is 1164575668, issued by NPPES.
Does Dr. Nitza Martinez Fernandez accept Medicare assignment?
Yes. Dr. Nitza Martinez Fernandez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.