Doctor profile · Federal record
Dr. Colby Harrison, M.D.
Internal Medicine Physician (CMS: Hospitalist) · Internal Medicine Physician · Internal Medicine Physician · Hospitalist Physician · Portland, OR
- NPI 1366604589
- Accepts Medicare
- MIPS 87.8 / 100 · 2023
- 20 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4805 Ne Glisan St
Portland, OR 972132933
(503) 215-2392 - Additional location
-
700 Ne 87Th Ave
Vancouver, WA 98664
(360) 882-2778
fax (360) 604-1767 - Mailing address
-
Po Box 3158
Portland, OR 972083158
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- February 12, 2021
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (3)
- Oregon #MD126182 · Utah #4835321-1205 · Washington #MD60840742
- Medicaid
- OR #500609567
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1366604589. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
348
Distinct HCPCS
4
Medicare allowed
$42,186
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 188 | 81 | $121 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 66 | 34 | $80 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 53 | 53 | $175 | |
99239 |
Hospital discharge day management, more than 30 minutes | 41 | 41 | $117 |
In context: peer comparison
Among 209 peers in Portland Internal Medicine Physician, average services per provider: 60. This provider delivers 5.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
46
Patients
12
Total drug cost
$352
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 28 | 12 | $218 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 18 | 0 | $134 |
Frequently asked questions
What is Dr. Colby Harrison's medical specialty?
Dr. Colby Harrison practices Internal Medicine Physician in Portland, OR.
Where does Dr. Colby Harrison practice?
Dr. Colby Harrison practices at 4805 Ne Glisan St, Portland, OR 972132933. Office phone: 5032152392.
What is Dr. Colby Harrison's NPI?
Dr. Colby Harrison's National Provider Identifier (NPI) is 1366604589, issued by NPPES.
Does Dr. Colby Harrison accept Medicare assignment?
Yes. Dr. Colby Harrison accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Colby Harrison commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.