Doctor profile · Federal record
Dr. Mahinda Ratnayake, M.D.
Emergency Medicine Physician · Hillsboro, OR
- NPI 1144412073
- MIPS 100.0 / 100 · 2023
- 19 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
335 Se 8Th Ave
Hillsboro, OR 971234246
(503) 681-1111 - Mailing address
-
930 Nw 12Th Ave Apt 516
Portland, OR 972093071
Credentials & registration
- NPI registered
- August 2007 — 19 yrs on file
- Profile last updated
- October 6, 2020
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Oregon #MD27707
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144412073. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
195
Distinct HCPCS
3
Medicare allowed
$28,275
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 124 | 122 | $170 | |
99284 |
Emergency department visit with moderate level of medical decision making | 47 | 45 | $117 | |
99283 |
Emergency department visit with low level of medical decision making | 24 | 24 | $69 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 79. This provider delivers 2.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
42
Patients
42
Total drug cost
$220
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 27 | 27 | $112 |
| Ondansetron Odt (Ondansetron) | Brand | 15 | 15 | $108 |
Frequently asked questions
What is Dr. Mahinda Ratnayake's medical specialty?
Dr. Mahinda Ratnayake practices Emergency Medicine Physician in Hillsboro, OR.
Where does Dr. Mahinda Ratnayake practice?
Dr. Mahinda Ratnayake practices at 335 Se 8Th Ave, Hillsboro, OR 971234246. Office phone: 5036811111.
What is Dr. Mahinda Ratnayake's NPI?
Dr. Mahinda Ratnayake's National Provider Identifier (NPI) is 1144412073, issued by NPPES.
What procedures does Dr. Mahinda Ratnayake commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.