Doctor profile · Federal record
Dr. Gregory Knopf, M.D.
Family Medicine Physician (CMS: Family Practice) · Troutdale, OR
- NPI 1508837378
- Accepts Medicare
- MIPS 90.5 / 100 · 2023
- 50 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1700 Sw 257Th Ave
Troutdale, OR 970601900
(503) 669-6800
fax (503) 492-1352
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- March 7, 2025
- Year of graduation
- 1976 — 50 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Oregon #MD10780
- Medicaid
- OR #237362
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508837378. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
379
Distinct HCPCS
3
Medicare allowed
$37,140
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 289 | 162 | $99 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 75 | 69 | $102 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 15 | 15 | $67 |
In context: peer comparison
Among 5 peers in Troutdale Family Medicine Physician, average services per provider: 95. This provider delivers 4.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
3,543
Patients
930
Total drug cost
$51,872
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 475 | 137 | $6,266 |
| Levothyroxine Sodium | Generic | 463 | 117 | $7,158 |
| Metformin Hcl | Generic | 270 | 69 | $2,574 |
| Irbesartan | Generic | 264 | 77 | $8,273 |
| Lisinopril | Generic | 235 | 68 | $1,529 |
| Omeprazole | Generic | 225 | 63 | $3,238 |
| Amlodipine Besylate | Generic | 222 | 61 | $1,416 |
| Hydrochlorothiazide | Generic | 204 | 56 | $1,308 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 198 | 34 | $4,822 |
| Tamsulosin Hcl | Generic | 192 | 49 | $3,948 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregory Knopf's medical specialty?
Dr. Gregory Knopf practices Family Medicine Physician in Troutdale, OR.
Where does Dr. Gregory Knopf practice?
Dr. Gregory Knopf practices at 1700 Sw 257Th Ave, Troutdale, OR 970601900. Office phone: 5036696800.
What is Dr. Gregory Knopf's NPI?
Dr. Gregory Knopf's National Provider Identifier (NPI) is 1508837378, issued by NPPES.
Does Dr. Gregory Knopf accept Medicare assignment?
Yes. Dr. Gregory Knopf accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Knopf 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 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.