Doctor profile · Federal record
Dr. Richard Tsai, MD
Internal Medicine Physician (CMS: Internal Medicine) · Portland, OR
- NPI 1558387555
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
417 Sw 117Th Ave, 2Nd Floor
Portland, OR 972255924
(503) 216-9400
fax (503) 216-9499 - Mailing address
-
Po Box 3158
Portland, OR 972083158
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- March 25, 2021
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Oregon #MD22952
- Medicaid
- OR #287641
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558387555. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
549
Distinct HCPCS
10
Medicare allowed
$41,863
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 100 | 80 | $75 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 92 | 92 | $47 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 78 | 65 | $92 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 51 | 41 | $112 | |
96127 |
Assessment of emotional or behavioral problems | 42 | 29 | $5 | |
G0008 |
Administration of influenza virus vaccine | 40 | 39 | $31 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 39 | 38 | $71 | |
99495 |
Transitional care management services for problem of at least moderate complexity | 26 | 22 | $124 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 21 | 21 | $281 | |
G0009 |
Administration of pneumococcal vaccine | 21 | 21 | $31 |
In context: peer comparison
Among 209 peers in Portland Internal Medicine Physician, average services per provider: 60. This provider delivers 9.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
3,496
Patients
1,000
Total drug cost
$56,347
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 739 | 218 | $12,440 |
| Levothyroxine Sodium | Generic | 365 | 103 | $7,278 |
| Amlodipine Besylate | Generic | 346 | 100 | $3,028 |
| Lisinopril | Generic | 288 | 89 | $3,065 |
| Losartan Potassium | Generic | 210 | 69 | $3,796 |
| Gabapentin | Generic | 198 | 50 | $6,718 |
| Omeprazole | Generic | 191 | 51 | $3,321 |
| Tamsulosin Hcl | Generic | 186 | 59 | $4,129 |
| Metoprolol Succinate | Generic | 178 | 48 | $3,353 |
| Furosemide | Generic | 161 | 45 | $1,288 |
Hospital affiliations
Frequently asked questions
What is Dr. Richard Tsai's medical specialty?
Dr. Richard Tsai practices Internal Medicine Physician in Portland, OR.
Where does Dr. Richard Tsai practice?
Dr. Richard Tsai practices at 417 Sw 117Th Ave, Portland, OR 972255924. Office phone: 5032169400.
What is Dr. Richard Tsai's NPI?
Dr. Richard Tsai's National Provider Identifier (NPI) is 1558387555, issued by NPPES.
Does Dr. Richard Tsai accept Medicare assignment?
Yes. Dr. Richard Tsai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard Tsai commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.