Doctor profile · Federal record
Dr. Francisco Diaz-Lozada, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Rio Piedras, PR
- NPI 1457448227
- Accepts Medicare
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Sequoia St. A3-1, Park Gardens
Rio Piedras, PR 00926
(787) 399-3620
fax (787) 756-6497
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Puerto Rico #15430
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1457448227. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
544
Distinct HCPCS
6
Medicare allowed
$43,510
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 348 | 92 | $78 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 79 | 54 | $35 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 35 | 16 | $117 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 30 | 30 | $165 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 27 | 20 | $65 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 25 | 19 | $111 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 83. This provider delivers 6.6× the peer median.Open Payments
Industry payments received
All-time total
$166
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $100.49 | |
| Medtronic, Inc. | 1 | $65.47 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
719
Patients
309
Total drug cost
$22,008
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Synthroid (Levothyroxine Sodium) | Brand | 74 | 25 | $8,502 |
| Losartan Potassium | Generic | 71 | 32 | $1,817 |
| Atorvastatin Calcium | Generic | 69 | 25 | $1,007 |
| Azelastine Hcl | Generic | 66 | 60 | $1,660 |
| Rosuvastatin Calcium | Generic | 59 | 28 | $1,334 |
| Montelukast Sodium | Generic | 54 | 23 | $1,207 |
| Metoprolol Succinate | Generic | 46 | 17 | $1,710 |
| Tamsulosin Hcl | Generic | 45 | 15 | $971 |
| Amlodipine Besylate | Generic | 42 | 18 | $585 |
| Metformin Hcl | Generic | 40 | 18 | $544 |
Frequently asked questions
What is Dr. Francisco Diaz-Lozada's medical specialty?
Dr. Francisco Diaz-Lozada practices Internal Medicine Physician in Rio Piedras, PR.
Where does Dr. Francisco Diaz-Lozada practice?
Dr. Francisco Diaz-Lozada practices at Sequoia St. A3-1, Rio Piedras, PR 00926. Office phone: 7873993620.
What is Dr. Francisco Diaz-Lozada's NPI?
Dr. Francisco Diaz-Lozada's National Provider Identifier (NPI) is 1457448227, issued by NPPES.
Does Dr. Francisco Diaz-Lozada accept Medicare assignment?
Yes. Dr. Francisco Diaz-Lozada accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Francisco Diaz-Lozada commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Telephone medical discussion with physician (HCPCS 99441); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.