Peter S. Kosek, MD
Interventional Pain Medicine Physician · Springfield, OR
Peter S. Kosek, MD is an interventional pain medicine physician with a practice address in Springfield, Oregon, and NPI 1639120801, issued on May 13, 2006. Check the license (Oregon MD18619, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Peter S. Kosek
- Credential
- MD
- Primary taxonomy
- Interventional Pain Medicine Physician 208VP0014X
- License numbers
- MD18619 OR
18619 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3377 Riverbend Dr, Springfield, OR 97477
- Phone
- (541) 222-8400
- Enumerated
- May 13, 2006
- Record last updated
- Jun 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (541) 222-8401
- Medicaid ID
- 062781 OR
- Medicare enrollment
- Enrolled (PECOS I20100223000876); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1988
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest interventional pain medicine physician records → All 34 in Oregon → Look up another NPI →
Also registered at 3377 Riverbend Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Virginia Barak, MDPediatrics Physician1063948461
Verify Peter S. Kosek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD18619Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% fewer Medicare Part D claims than the average interventional pain medicine physician in 2024
1,272 Medicare Part D claims for 187 beneficiaries, against an average of 2,306 among the 2,100 providers of this specialty who prescribed in Part D. 53 claims were for opioids.
Most prescribed
- Buprenorphine Hcl513 claims
- Duloxetine Hcl194 claims
- Lamotrigine124 claims
- Aripiprazole99 claims
- Olanzapine63 claims
- Naltrexone Hcl30 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.
Bills Medicare through one group practice
- Peacehealth Medical GroupSpringfield, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peter S. Kosek among 34 interventional pain medicine physician records in Oregon
Peter S. Kosek, MD is one of 34 interventional pain medicine physician records with a practice address in Oregon. 79% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1988 · median 2002 among the 25 with a school on file
- Record last updated2021 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208VP0014X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Interventional Pain Medicine Physician providers in Oregon
There are 34 interventional pain medicine physician records in Oregon.
All 34 in Oregon → Every provider in Springfield → Interventional Pain Medicine Physician nationwide →
The 8 interventional pain medicine physician records with the nearest ZIP codes
- Gregory Moore, M.D.Springfield, OR 974771457496705
- Stephen Peirce, MDSpringfield, OR 974771558898528
- Gregory Phillips, MDSpringfield, OR 974771033319124
- Rishi Vora, D.O.Springfield, OR 974771730575119
- Caroline Capitano, DOMedford, OR 975041881772416
- George Johnston, D.O.Medford, OR 975041891757464
- Shawn Sills, M.D.Medford, OR 975041245239375
- Joseph Dunn, MDEugene, OR 974011831125616
Common questions
What is Peter S. Kosek, MD's NPI number?
Peter S. Kosek, MD's National Provider Identifier (NPI) is 1639120801, issued on May 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Peter S. Kosek, MD located?
The NPPES record lists a practice address at 3377 Riverbend Dr, Springfield, OR, 97477. Phone: (541) 222-8400. Providers update this record themselves, so call before visiting.
How can I verify Peter S. Kosek, MD's license?
NPPES lists Oregon license number MD18619, 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 Peter S. Kosek, MD prescribe under Medicare Part D?
In 2024, Peter S. Kosek, MD had 1,272 Medicare Part D claims for 187 beneficiaries; the average among interventional pain medicine physician prescribers was 2,306. 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.