Gregory M. Knopf, M.D.
Family Medicine Physician · Troutdale, OR
Gregory M. Knopf, M.D. is a family medicine physician with a practice address in Troutdale, Oregon, and NPI 1508837378, issued on Jan 30, 2006. Check the license (Oregon MD10780, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gregory M. Knopf
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD10780 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1700 SW 257TH Ave, Troutdale, OR 97060
- Phone
- (503) 669-6800
- Enumerated
- Jan 30, 2006
- Record last updated
- Mar 7, 2025
- Fax
- (503) 492-1352
- Medicaid ID
- 237362 OR
- Medicare enrollment
- Enrolled (PECOS I20100323000554); accepts Medicare assignment
- Medical or professional school
- Oregon Health Sciences University School Of Medicine, 1976
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,847 in Oregon → Look up another NPI →
Also registered at 1700 SW 257TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katie Anderson, LCSWClinical Social Worker1427517176
- Jonathan Benton, DOFamily Medicine Physician1619534104
- Emily Bier, M.D.Family Medicine Physician1043268196
- Karen Coleman, LCSWClinical Social Worker1407284797
- John Hoggard, M.D.Family Medicine Physician1073561759
- Karen Marto, FNPFamily Nurse Practitioner1053358705
Verify Gregory M. Knopf in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD10780Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average family medicine physician in 2024
8,888 Medicare Part D claims for 655 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 321 claims were for opioids.
Most prescribed
- Levothyroxine Sodium473 claims
- Atorvastatin Calcium415 claims
- Irbesartan296 claims
- Metformin Hcl268 claims
- Amlodipine Besylate233 claims
- Hydrochlorothiazide207 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 97.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Portland Adventist Medical CenterTroutdale, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory M. Knopf among 2,847 family medicine physician records in Oregon
Gregory M. Knopf, M.D. is one of 2,847 family medicine physician records with a practice address in Oregon. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 53% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1976 · median 2009 among the 1,671 with a school on file
- Record last updated2025 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 family medicine physician records list a practice address in Troutdale
They are 9 of the 139 NPPES records with a practice address in Troutdale, and 2,847 family medicine physician records in Oregon.
All 2,847 in Oregon → Every provider in Troutdale → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jonathan Benton, DOTroutdale, OR 970601619534104
- Emily Bier, M.D.Troutdale, OR 970601043268196
- Jennifer Byrne, D.O.Troutdale, OR 970601023032919
- Matthew Daskalos, D.O.Troutdale, OR 970601518070333
- Harpreet Dhillon, D.O.Troutdale, OR 970601366556516
- James Eubanks, D.O.Troutdale, OR 970601174637607
- John Hoggard, M.D.Troutdale, OR 970601073561759
- Anne Sutherland, M.D.Troutdale, OR 970601609824051
Common questions
What is Gregory M. Knopf, M.D.'s NPI number?
Gregory M. Knopf, M.D.'s National Provider Identifier (NPI) is 1508837378, issued on Jan 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory M. Knopf, M.D. located?
The NPPES record lists a practice address at 1700 SW 257TH Ave, Troutdale, OR, 97060. Phone: (503) 669-6800. Providers update this record themselves, so call before visiting.
How can I verify Gregory M. Knopf, M.D.'s license?
NPPES lists Oregon license number MD10780, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory M. Knopf, M.D. prescribe under Medicare Part D?
In 2024, Gregory M. Knopf, M.D. had 8,888 Medicare Part D claims for 655 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Gregory M. Knopf, M.D.'s MIPS final score?
The 2023 MIPS final score is 97.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.