Doctor profile · Federal record
Dr. Karla Velez Rivera, MD
Internal Medicine Physician (CMS: Internal Medicine) · Mayaguez, PR
- NPI 1801039961
- 22 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Mayaguez Medical Center, Hostos Ave. 410
Mayaguez, PR 00681
(787) 376-0407 - Mailing address
-
Po Box 6848
Mayaguez, PR 006816848
Credentials & registration
- NPI registered
- April 2009 — 17 yrs on file
- Profile last updated
- March 1, 2011
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Puerto Rico #18033
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801039961. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
265
Distinct HCPCS
6
Medicare allowed
$19,360
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 127 | 12 | $62 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 66 | 30 | $85 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 20 | 15 | $8 | |
99238 |
Hospital discharge day management, 30 minutes or less | 19 | 17 | $61 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 18 | 16 | $163 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 15 | 15 | $106 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 59. This provider delivers 4.5× the peer median.Open Payments
Industry payments received
All-time total
$492
Transactions
13
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 4 | $193.70 | |
| Medtronic, Inc. | 2 | $92.94 | |
| Boston Scientific Corporation | 2 | $66.81 | |
| Becton, Dickinson and Company | 2 | $62.74 | |
| GENZYME CORPORATION | 1 | $40.78 | |
| PBG PUERTO RICO LLC | 1 | $18.00 | |
| Abbott Laboratories | 1 | $16.72 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,999
Patients
1,336
Total drug cost
$103,232
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 505 | 222 | $3,992 |
| Losartan Potassium | Generic | 301 | 121 | $3,290 |
| Gabapentin | Generic | 262 | 91 | $2,172 |
| Lisinopril | Generic | 229 | 120 | $872 |
| Metformin Hcl | Generic | 197 | 58 | $939 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 192 | 95 | $1,273 |
| Rosuvastatin Calcium | Generic | 192 | 82 | $1,587 |
| Famotidine | Generic | 184 | 81 | $1,550 |
| Metoprolol Succinate | Generic | 183 | 104 | $1,832 |
| Levothyroxine Sodium | Generic | 162 | 76 | $2,214 |
Frequently asked questions
What is Dr. Karla Velez Rivera's medical specialty?
Dr. Karla Velez Rivera practices Internal Medicine Physician in Mayaguez, PR.
Where does Dr. Karla Velez Rivera practice?
Dr. Karla Velez Rivera practices at Mayaguez Medical Center, Mayaguez, PR 00681. Office phone: 7873760407.
What is Dr. Karla Velez Rivera's NPI?
Dr. Karla Velez Rivera's National Provider Identifier (NPI) is 1801039961, issued by NPPES.
Does Dr. Karla Velez Rivera accept Medicare assignment?
Dr. Karla Velez Rivera does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Karla Velez Rivera commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.