Doctor profile · Federal record
Dr. Sophia Tam, M.D.
Trauma Surgery Physician (CMS: General Surgery) · Surgery Physician · Surgery Physician · Surgical Critical Care Physician · Surgical Critical Care Physician · Portland, OR
- NPI 1225425085
- Accepts Medicare
- MIPS 85.0 / 100 · 2023
- 11 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
3181 Sw Sam Jackson Park RD
Portland, OR 972393011
(503) 494-5300 - Additional location
-
30 N 1900 E Rm 3C344
Salt Lake City, UT 841320002
(801) 585-1618 - Additional location
-
177 Fort Washington Ave, 7Gs-313
New York, NY 100323733
(212) 305-3038 - Mailing address
-
1400 Sw 5Th Ave Ste 500
Portland, OR 972015537
Credentials & registration
- NPI registered
- April 2015 — 11 yrs on file
- Profile last updated
- August 18, 2025
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 2086S0127X — NUCC code
- State licenses (2)
- Oregon #MD224915 · Utah #11607558-1205
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225425085. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
269
Distinct HCPCS
5
Medicare allowed
$46,734
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 108 | 48 | $252 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 55 | 33 | $92 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 54 | 27 | $139 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 34 | 34 | $153 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 18 | 18 | $99 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 38. This provider delivers 7.1× the peer median.Open Payments
Industry payments received
All-time total
$55
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| CLR Medical, Inc. | 1 | $55.00 |
By nature of payment
Frequently asked questions
What is Dr. Sophia Tam's medical specialty?
Dr. Sophia Tam practices Trauma Surgery Physician in Portland, OR.
Where does Dr. Sophia Tam practice?
Dr. Sophia Tam practices at 3181 Sw Sam Jackson Park RD, Portland, OR 972393011. Office phone: 5034945300.
What is Dr. Sophia Tam's NPI?
Dr. Sophia Tam's National Provider Identifier (NPI) is 1225425085, issued by NPPES.
Does Dr. Sophia Tam accept Medicare assignment?
Yes. Dr. Sophia Tam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sophia Tam commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.