Doctor profile · Federal record
Dr. Ian Guerrero, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Kapolei, HI
- NPI 1639604341
- Accepts Medicare
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
91-710 Farrington Hwy Ste A120
Kapolei, HI 967072659
(808) 400-3899
fax (808) 512-2122 - Mailing address
-
840 Kakala St Apt 405
Kapolei, HI 967074608
Credentials & registration
- NPI registered
- May 2017 — 9 yrs on file
- Profile last updated
- July 3, 2024
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Hawaii #21171
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639604341. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
200
Distinct HCPCS
5
Medicare allowed
$22,845
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 107 | 58 | $133 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 46 | 28 | $95 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 22 | 22 | $135 | |
G0008 |
Administration of influenza virus vaccine | 13 | 13 | $29 | |
90662 |
Influenza vaccine split virus, preservative free | 12 | 12 | $72 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 67. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$5,049
Transactions
184
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen Inc. | 35 | $872.72 | |
| AstraZeneca Pharmaceuticals LP | 20 | $821.52 | |
| Insmed, Inc. | 26 | $645.16 | |
| ABBVIE INC. | 24 | $545.68 | |
| Bayer Healthcare Pharmaceuticals Inc. | 16 | $541.96 | |
| Lilly USA, LLC | 10 | $324.08 | |
| Gilead Sciences, Inc. | 14 | $291.01 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 10 | $274.74 | |
| GlaxoSmithKline, LLC. | 12 | $258.84 | |
| Otsuka America Pharmaceutical, Inc. | 4 | $101.67 | |
| Novo Nordisk Inc | 4 | $96.80 | |
| PFIZER INC. | 4 | $89.47 | |
| ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) | 2 | $49.90 | |
| Kowa Pharmaceuticals America, Inc. | 2 | $32.21 | |
| Merck Sharp & Dohme LLC | 1 | $26.68 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,782
Patients
1,734
Total drug cost
$265,481
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Losartan Potassium | Generic | 624 | 267 | $13,258 |
| Atorvastatin Calcium | Generic | 590 | 245 | $13,002 |
| Amlodipine Besylate | Generic | 389 | 163 | $4,688 |
| Rosuvastatin Calcium | Generic | 309 | 131 | $17,686 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 256 | 117 | $2,832 |
| Metoprolol Succinate | Generic | 218 | 109 | $5,926 |
| Azithromycin | Generic | 197 | 142 | $3,968 |
| Tamsulosin Hcl | Generic | 195 | 88 | $5,075 |
| Prednisone | Generic | 162 | 119 | $801 |
| Levothyroxine Sodium | Generic | 157 | 66 | $3,166 |
Hospital affiliations
Frequently asked questions
What is Dr. Ian Guerrero's medical specialty?
Dr. Ian Guerrero practices Internal Medicine Physician in Kapolei, HI.
Where does Dr. Ian Guerrero practice?
Dr. Ian Guerrero practices at 91-710 Farrington Hwy Ste A120, Kapolei, HI 967072659. Office phone: 8084003899.
What is Dr. Ian Guerrero's NPI?
Dr. Ian Guerrero's National Provider Identifier (NPI) is 1639604341, issued by NPPES.
Does Dr. Ian Guerrero accept Medicare assignment?
Yes. Dr. Ian Guerrero accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ian Guerrero commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.