Doctor profile · Federal record
Dr. Efrain Nazario-Yordan, MD
Internal Medicine Physician (CMS: Internal Medicine) · Chronic Disease Hospital · Mayaguez, PR
- NPI 1275793309
- Accepts Medicare
- 28 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
Carr 2 Ave Eugenio Maria de Hostos, Mayaguez Medical Center
Mayaguez, PR 00680
(787) 832-1710
fax (787) 832-1715 - Mailing address
-
Po Box 3306
Mayaguez, PR 006813306
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- July 10, 2014
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Puerto Rico #016820 · Puerto Rico #16820
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1275793309. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
41
Distinct HCPCS
1
Medicare allowed
$3,679
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 41 | 17 | $90 |
In context: peer comparison
Among 8 peers in Mayaguez Internal Medicine Physician, average services per provider: 59. This provider delivers 0.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
7,551
Patients
2,573
Total drug cost
$139,704
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 1,036 | 321 | $14,757 |
| Losartan Potassium | Generic | 734 | 239 | $16,117 |
| Gabapentin | Generic | 647 | 203 | $7,372 |
| Omeprazole | Generic | 571 | 151 | $5,985 |
| Metformin Hcl | Generic | 530 | 162 | $4,080 |
| Famotidine | Generic | 475 | 191 | $4,612 |
| Methylprednisolone | Generic | 474 | 335 | $3,031 |
| Amlodipine Besylate | Generic | 473 | 167 | $3,446 |
| Levothyroxine Sodium | Generic | 460 | 132 | $10,711 |
| Metoprolol Succinate | Generic | 448 | 147 | $11,075 |
Frequently asked questions
What is Dr. Efrain Nazario-Yordan's medical specialty?
Dr. Efrain Nazario-Yordan practices Internal Medicine Physician in Mayaguez, PR.
Where does Dr. Efrain Nazario-Yordan practice?
Dr. Efrain Nazario-Yordan practices at Carr 2 Ave Eugenio Maria de Hostos, Mayaguez, PR 00680. Office phone: 7878321710.
What is Dr. Efrain Nazario-Yordan's NPI?
Dr. Efrain Nazario-Yordan's National Provider Identifier (NPI) is 1275793309, issued by NPPES.
Does Dr. Efrain Nazario-Yordan accept Medicare assignment?
Yes. Dr. Efrain Nazario-Yordan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Efrain Nazario-Yordan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.