Gregory Clark Scribner, M.D.
Internal Medicine Physician · Portland, OR
Gregory Clark Scribner, M.D. is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1841207206, issued on Aug 1, 2006. Check the license (Oregon 17116, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gregory Clark Scribner
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 17116 OR
28322 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1350 NE 122ND Ave, Portland, OR 97230
- Phone
- (503) 408-7010
- Enumerated
- Aug 1, 2006
- Record last updated
- Jan 22, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (503) 408-7035
- Medicaid ID
- 1122241 WA
- Medicare enrollment
- Enrolled (PECOS I20060912000657); accepts Medicare assignment
- Medical or professional school
- Loma Linda University School Of Medicine, 1986
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 1350 NE 122ND Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Shugang Ge, MDInternal Medicine Physician1174588693
- Sarah Glasser, RDRegistered Dietitian1912440686
- Minh Ho, MDFamily Medicine Physician1932374295
- Kaylee Hopkins, FNPFamily Nurse Practitioner1699373142
Verify Gregory Clark Scribner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license 17116Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average internal medicine physician in 2024
8,999 Medicare Part D claims for 789 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 300 claims were for opioids.
Most prescribed
- Atorvastatin Calcium881 claims
- Losartan Potassium477 claims
- Lisinopril458 claims
- Amlodipine Besylate384 claims
- Metoprolol Succinate291 claims
- Tamsulosin Hcl280 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 CenterPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Clark Scribner among 2,116 internal medicine physician records in Oregon
Gregory Clark Scribner, M.D. is one of 2,116 internal medicine physician records with a practice address in Oregon. 73% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 54% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1986 · median 2008 among the 1,232 with a school on file
- Record last updated2015 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
889 internal medicine physician records list a practice address in Portland
They are 889 of the 42,088 NPPES records with a practice address in Portland, and 2,116 internal medicine physician records in Oregon.
All 2,116 in Oregon → Every provider in Portland → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Shugang Ge, MDPortland, OR 972301174588693
- David Kidd, M.D.Portland, OR 972301336274075
- Teddy Mumu, MDPortland, OR 972301134744055
- Terryol Noall, DOPortland, OR 972301790182392
- Matthew Sheinin, M.D.Portland, OR 972301063638369
- Frank Barich, MD PHDPortland, OR 972291922174127
- Erica Delgado, MDPortland, OR 972291922138627
- Jihad GhandourPortland, OR 972291114656204
Common questions
What is Gregory Clark Scribner, M.D.'s NPI number?
Gregory Clark Scribner, M.D.'s National Provider Identifier (NPI) is 1841207206, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Clark Scribner, M.D. located?
The NPPES record lists a practice address at 1350 NE 122ND Ave, Portland, OR, 97230. Phone: (503) 408-7010. Providers update this record themselves, so call before visiting.
How can I verify Gregory Clark Scribner, M.D.'s license?
NPPES lists Oregon license number 17116, 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 Clark Scribner, M.D. prescribe under Medicare Part D?
In 2024, Gregory Clark Scribner, M.D. had 8,999 Medicare Part D claims for 789 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Gregory Clark Scribner, 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.