Karen Lee Weisman, MD
Addiction Medicine (Internal Medicine) Physician · Corvallis, OR
Karen Lee Weisman, MD is an addiction medicine (internal medicine) physician with a practice address in Corvallis, Oregon, and NPI 1134100944, issued on Nov 9, 2005. Check the license (Oregon MD19502, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Karen Lee Weisman
- Credential
- MD
- Primary taxonomy
- Addiction Medicine (Internal Medicine) Physician 207RA0401X
- License numbers
- MD19502 OR
MD 19502 OR
Self-reported in NPPES; status is on the state search - Practice location
- 2310 NW Kings Blvd, Corvallis, OR 97330
- Phone
- (541) 754-1530
- Enumerated
- Nov 9, 2005
- Record last updated
- Jul 2, 2026
- Fax
- (541) 754-1534
- Medicare enrollment
- Enrolled (PECOS I20110228000826); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 1992
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest addiction medicine (internal medicine) physician records → All 15 in Oregon → Look up another NPI →
Verify Karen Lee Weisman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD19502Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average addiction medicine (internal medicine) physician in 2024
516 Medicare Part D claims for 22 beneficiaries, against an average of 829 among the 401 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Buprenorphine-Naloxone126 claims
- Buprenorphine Hcl58 claims
- Alprazolam38 claims
- Lorazepam26 claims
- Prazosin Hcl26 claims
- Suboxone24 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.
Industry payments in 2024: $53.85
3 payments; by number, the most common kind was food and beverage; the largest payer was Indivior Inc. The 188 providers of this specialty with any payment received $1,761.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Karen Lee Weisman among 15 addiction medicine (internal medicine) physician records in Oregon
Karen Lee Weisman, MD is one of 15 addiction medicine (internal medicine) physician records with a practice address in Oregon. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 73% newer
- In a Medicare fileYes · 93% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Record last updated2026 · 33% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RA0401X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Addiction Medicine (Internal Medicine) Physician providers in Oregon
There are 15 addiction medicine (internal medicine) physician records in Oregon.
All 15 in Oregon → Every provider in Corvallis → Addiction Medicine (Internal Medicine) Physician nationwide →
The 8 addiction medicine (internal medicine) physician records with the nearest ZIP codes
- Richard Hindmarsh, M.D.Lebanon, OR 973551316948862
- Michael Carnevale, D.O.Eugene, OR 974011164425534
- Bruce Matthews, M.D.Coburg, OR 974081851335913
- Linda Peng, M.D.Portland, OR 972391164953725
- Eleasa Sokolski, MDPortland, OR 972391871954701
- Wei-Teng YangPortland, OR 972391871932368
- Sudheer Earanky, DOPortland, OR 972271184071896
- Sarah Leitz, M.DPortland, OR 972271306013776
Common questions
What is Karen Lee Weisman, MD's NPI number?
Karen Lee Weisman, MD's National Provider Identifier (NPI) is 1134100944, issued on Nov 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Karen Lee Weisman, MD located?
The NPPES record lists a practice address at 2310 NW Kings Blvd, Corvallis, OR, 97330. Phone: (541) 754-1530. Providers update this record themselves, so call before visiting.
How can I verify Karen Lee Weisman, MD's license?
NPPES lists Oregon license number MD19502, 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 Karen Lee Weisman, MD prescribe under Medicare Part D?
In 2024, Karen Lee Weisman, MD had 516 Medicare Part D claims for 22 beneficiaries; the average among addiction medicine (internal medicine) physician prescribers was 829. Part D covers Medicare prescriptions only.
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.