Internal Medicine, Nephrology · Honolulu, HI
NPI
1922027572
Since 2006
Specialty
Internal Medicine, Nephrology
Code 207RN0300X
Group practices
1
Medicare group memberships
Hospitals
4
Hospital affiliations
1520 Liliha St Ste 601
Honolulu, HI, 96817
Phone (808) 523-0445
Groups this clinician bills Medicare through
Medicare paid, 2024
$160K
1,628 services
Medicare patients, 2024
411
Average age 74
Drug cost, 2024
$586K
1,785 prescriptions
Company payments, 2025
$545
From 11 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Rick Y Hayashi was code 99233 (hospital e&m - subsequent), 511 times for 106 patients. In total Rick Y Hayashi billed 1,628 services in 16 codes, and Medicare paid $160K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2024-04-05.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99233 Hospital E&M - Subsequent | Facility | 511 | 106 | $94.97 | $49K |
| 99215 Office E&M - Established | Office | 300 | 148 | $134.08 | $40K |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 204 | 105 | $12.93 | $2,637 |
| 90970 ESRD Related Services (not dialysis) | Office | 191 | 15 | $7.84 | $1,497 |
| 99232 Hospital E&M - Subsequent | Facility | 119 | 61 | $62.98 | $7,494 |
| 90960 ESRD Related Services (not dialysis) | Office | 105 | 68 | $268.71 | $28K |
| 90966 ESRD Related Services (not dialysis) | Office | 83 | 31 | $213.51 | $18K |
| 99214 Office E&M - Established | Office | 49 | 44 | $87.52 | $4,289 |
| 99222 Hospital E&M - Initial | Facility | 30 | 29 | $107.03 | $3,211 |
| 99223 Hospital E&M - Initial | Facility | 12 | 12 | $142.27 | $1,707 |
By year: 2022 $161K for 1,776 services; 2023 $149K for 1,366 services; 2024 $160K for 1,628 services.
Medicare prescription drug claims, 2024
In 2024, the drug Rick Y Hayashi prescribed most often to Medicare patients was Allopurinol, with 128 prescriptions and refills. In total Rick Y Hayashi wrote 1,785 Medicare prescriptions that cost $586K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Allopurinol Generic | 128 | 350 | 37 | $1,446 |
| Farxiga Dapagliflozin Propanediol | 117 | 258 | 36 | $143K |
| Kerendia Finerenone | 104 | 223 | 31 | $138K |
| Calcitriol Generic | 102 | 268 | 30 | $2,759 |
| Jardiance Empagliflozin | 78 | 146 | 18 | $84K |
| Olmesartan Medoxomil Generic | 70 | 171 | 25 | $2,619 |
| Furosemide Generic | 61 | 157 | 24 | $501 |
| Chlorthalidone Generic | 59 | 166 | 17 | $828 |
| Losartan Potassium Generic | 57 | 171 | 20 | $1,222 |
| Carvedilol Generic | 56 | 166 | 19 | $827 |
| Amlodipine Besylate Generic | 53 | 159 | 20 | $898 |
| Prednisone Generic | 49 | 128 | 13 | $328 |
| Potassium Citrate Er Potassium Citrate | 48 | 144 | 14 | $4,155 |
| Sevelamer Carbonate Generic | 45 | 109 | 18 | $8,765 |
| Cinacalcet Hcl Generic | 41 | 114 | 13 | $36K |
Brand drugs: - claims; generic drugs: 1,370 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Rick Y Hayashi $545 ($545 in general payments such as food, travel and fees) from 11 companies. The largest payer was Veloxis Pharmaceuticals, Inc. with $109.
| Company | Payments | Amount |
|---|---|---|
| Veloxis Pharmaceuticals, Inc. | 4 | $109 |
| Apellis Pharmaceuticals, Inc. APLS | 3 | $87.87 |
| Amgen Inc. AMGN | 3 | $63.77 |
| Novartis Pharmaceuticals Corporation NVS | 2 | $50.66 |
| AstraZeneca Pharmaceuticals LP AZN | 2 | $48.34 |
| GlaxoSmithKline, LLC. GSK | 2 | $47.83 |
| Bayer Healthcare Pharmaceuticals Inc. BAYN.DE | 2 | $38.91 |
| Aurinia Pharma U.S., Inc. AUPH | 1 | $29.76 |
| Vifor Pharma, Inc. | 1 | $27.32 |
| Otsuka America Pharmaceutical, Inc. 4578.T | 1 | $20.89 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.