Doctor profile · Federal record
Dr. Tilden Osako, MD
Nephrology Physician (CMS: Nephrology) · Bellflower, CA
- NPI 1245388222
- Accepts Medicare
- 31 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9400 Rosecrans Ave
Bellflower, CA 907062246
(562) 461-3000
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- December 3, 2021
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- California #A76418
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245388222. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
24
Distinct HCPCS
1
Medicare allowed
$3,256
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 24 | 14 | $136 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 24. This provider delivers 1.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
944
Patients
382
Total drug cost
$111,881
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Losartan Potassium | Generic | 119 | 58 | $1,550 |
| Jardiance (Empagliflozin) | Brand | 100 | 43 | $64,012 |
| Amlodipine Besylate | Generic | 94 | 38 | $1,135 |
| Lisinopril | Generic | 92 | 41 | $1,147 |
| Calcitriol | Generic | 88 | 38 | $1,821 |
| Hydralazine Hcl | Generic | 86 | 36 | $2,856 |
| Sevelamer Carbonate | Generic | 72 | 46 | $27,628 |
| Metoprolol Tartrate | Generic | 62 | 25 | $824 |
| Furosemide | Generic | 46 | 28 | $744 |
| Cinacalcet Hcl | Generic | 43 | 0 | $1,217 |
Hospital affiliations
Frequently asked questions
What is Dr. Tilden Osako's medical specialty?
Dr. Tilden Osako practices Nephrology Physician in Bellflower, CA.
Where does Dr. Tilden Osako practice?
Dr. Tilden Osako practices at 9400 Rosecrans Ave, Bellflower, CA 907062246. Office phone: 5624613000.
What is Dr. Tilden Osako's NPI?
Dr. Tilden Osako's National Provider Identifier (NPI) is 1245388222, issued by NPPES.
Does Dr. Tilden Osako accept Medicare assignment?
Yes. Dr. Tilden Osako accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tilden Osako commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.