Doctor profile · Federal record
Dr. Kosala Samarasinghe, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · San Diego, CA
- NPI 1386626034
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
501 Washington St
San Diego, CA 921032231
(619) 278-3340
fax (619) 278-3335 - Mailing address
-
10790 Rancho Bernardo RD
San Diego, CA 921275705
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- January 14, 2020
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A80809
- Medicaid
- CA #00A808090
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386626034. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,787
Distinct HCPCS
10
Medicare allowed
$206,232
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 700 | 298 | $137 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 264 | 167 | $191 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 217 | 148 | $97 | |
93005 |
Routine electrocardiogram (ecg) using at least 12 leads with tracing | 81 | 76 | $7 | |
96372 |
Injection of drug or substance under skin or into muscle | 64 | 33 | $15 | |
G0008 |
Administration of influenza virus vaccine | 62 | 61 | $33 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 59 | 59 | $138 | |
J1885 |
Injection, ketorolac tromethamine, per 15 mg | 59 | 24 | $1 | |
90662 |
Influenza vaccine split virus, preservative free | 57 | 56 | $72 | |
69210 |
Removal of impacted ear wax | 50 | 40 | $51 |
In context: peer comparison
Among 193 peers in this city , average services per provider: 141. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$256
Transactions
11
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 3 | $59.50 | |
| ViiV Healthcare Company | 2 | $50.88 | |
| Amgen Inc. | 2 | $49.36 | |
| GlaxoSmithKline, LLC. | 1 | $29.38 | |
| Astellas Pharma US Inc | 1 | $28.51 | |
| SANOFI PASTEUR INC. | 1 | $21.05 | |
| Novo Nordisk Inc | 1 | $17.01 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,616
Patients
541
Total drug cost
$30,739
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 238 | 74 | $3,271 |
| Levothyroxine Sodium | Generic | 193 | 64 | $3,354 |
| Rosuvastatin Calcium | Generic | 144 | 47 | $5,031 |
| Lisinopril | Generic | 138 | 43 | $1,609 |
| Amlodipine Besylate | Generic | 131 | 44 | $2,277 |
| Losartan Potassium | Generic | 123 | 35 | $2,687 |
| Meloxicam | Generic | 84 | 36 | $697 |
| Metformin Hcl | Generic | 81 | 25 | $942 |
| Escitalopram Oxalate | Generic | 79 | 27 | $1,678 |
| Gabapentin | Generic | 76 | 25 | $2,466 |
Hospital affiliations
Frequently asked questions
What is Dr. Kosala Samarasinghe's medical specialty?
Dr. Kosala Samarasinghe practices Internal Medicine Physician in San Diego, CA.
Where does Dr. Kosala Samarasinghe practice?
Dr. Kosala Samarasinghe practices at 501 Washington St, San Diego, CA 921032231. Office phone: 6192783340.
What is Dr. Kosala Samarasinghe's NPI?
Dr. Kosala Samarasinghe's National Provider Identifier (NPI) is 1386626034, issued by NPPES.
Does Dr. Kosala Samarasinghe accept Medicare assignment?
Yes. Dr. Kosala Samarasinghe accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kosala Samarasinghe 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 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.