Doctor profile · Federal record
Dr. Randolph Leon Guerrero, M.D.
Internal Medicine Physician · Honolulu, HI
- NPI 1184689671
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Vapihcs, 459 Patterson RD.
Honolulu, HI 96819
(626) 403-7563
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A91626
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184689671. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
103
Distinct HCPCS
2
Medicare allowed
$11,873
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 58 | 39 | $132 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 45 | 26 | $93 |
In context: peer comparison
Among 114 peers in Honolulu Internal Medicine Physician, average services per provider: 127. This provider delivers 0.8× the peer median.Open Payments
Industry payments received
All-time total
$46
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| GlaxoSmithKline, LLC. | 1 | $27.24 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $18.91 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,215
Patients
696
Total drug cost
$43,218
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 349 | 110 | $7,149 |
| Amlodipine Besylate | Generic | 196 | 66 | $2,324 |
| Losartan Potassium | Generic | 192 | 62 | $4,031 |
| Levothyroxine Sodium | Generic | 190 | 50 | $5,274 |
| Lisinopril | Generic | 152 | 50 | $2,278 |
| Gabapentin | Generic | 151 | 49 | $3,860 |
| Metformin Hcl | Generic | 145 | 49 | $2,379 |
| Tamsulosin Hcl | Generic | 129 | 39 | $3,334 |
| Omeprazole | Generic | 123 | 40 | $1,995 |
| Pravastatin Sodium | Generic | 122 | 36 | $2,391 |
Frequently asked questions
What is Dr. Randolph Leon Guerrero's medical specialty?
Dr. Randolph Leon Guerrero practices Internal Medicine Physician in Honolulu, HI.
Where does Dr. Randolph Leon Guerrero practice?
Dr. Randolph Leon Guerrero practices at Vapihcs, Honolulu, HI 96819. Office phone: 6264037563.
What is Dr. Randolph Leon Guerrero's NPI?
Dr. Randolph Leon Guerrero's National Provider Identifier (NPI) is 1184689671, issued by NPPES.
What procedures does Dr. Randolph Leon Guerrero commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.