Doctor profile · Federal record
Dr. Carlos Martinez Rivera, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Mayaguez, PR
- NPI 1356330310
- Accepts Medicare
- 35 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
27 Calle Nelson Perea, Ste 204, Doctor's Center
Mayaguez, PR 006804949
(787) 805-0595
fax (787) 805-0620
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- May 2, 2023
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- Puerto Rico #12424
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1356330310. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
209
Distinct HCPCS
2
Medicare allowed
$18,981
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 198 | 96 | $90 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 11 | 11 | $111 |
In context: peer comparison
Among 3 peers in Mayaguez Endocrinology, Diabetes & Metabolism Physician, average services per provider: 69. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$87
Transactions
4
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 1 | $26.57 | |
| Janssen Pharmaceuticals, INC | 1 | $23.95 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $18.86 | |
| Boston Scientific Corporation | 1 | $18.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
20,504
Patients
4,674
Total drug cost
$2,112,488
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Synthroid (Levothyroxine Sodium) | Brand | 4,705 | 860 | $354,646 |
| Rosuvastatin Calcium | Generic | 2,445 | 582 | $30,342 |
| Atorvastatin Calcium | Generic | 1,795 | 484 | $23,223 |
| Losartan Potassium | Generic | 1,743 | 428 | $26,655 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 1,247 | 315 | $16,683 |
| Metformin Hcl | Generic | 1,128 | 274 | $7,692 |
| Levoxyl (Levothyroxine Sodium) | Brand | 1,089 | 218 | $52,753 |
| Glipizide ER (Glipizide) | Brand | 1,060 | 238 | $17,489 |
| Glimepiride | Generic | 994 | 232 | $24,853 |
| Humalog Kwikpen U-100 (Insulin Lispro) | Brand | 818 | 174 | $653,089 |
Frequently asked questions
What is Dr. Carlos Martinez Rivera's medical specialty?
Dr. Carlos Martinez Rivera practices Endocrinology, Diabetes & Metabolism Physician in Mayaguez, PR.
Where does Dr. Carlos Martinez Rivera practice?
Dr. Carlos Martinez Rivera practices at 27 Calle Nelson Perea, Mayaguez, PR 006804949. Office phone: 7878050595.
What is Dr. Carlos Martinez Rivera's NPI?
Dr. Carlos Martinez Rivera's National Provider Identifier (NPI) is 1356330310, issued by NPPES.
Does Dr. Carlos Martinez Rivera accept Medicare assignment?
Yes. Dr. Carlos Martinez Rivera accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carlos Martinez Rivera commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.