NPPES file of Aug 9, 2026

John L. Corso, M.D.

Internal Medicine Physician · Bend, OR

John L. Corso, M.D. is an internal medicine physician with a practice address in Bend, Oregon, and NPI 1487624409, issued on Jan 23, 2006. Check the license (Oregon MD19275, as entered in NPPES) on the Oregon Medical Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487624409
Name
John L. Corso
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD19275 OR
Self-reported in NPPES; status is on the state search
Practice location
18 NW Oregon Ave, Bend, OR 97701
Phone
(541) 389-7741
Enumerated
Jan 23, 2006
Record last updated
Jul 12, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(541) 338-3832
Medicaid ID
070243 OR
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →

Also registered at 18 NW Oregon Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. John Dawson, M.D.Family Medicine Physician1376513408
  2. Lisa Lain, RNCase Management Registered Nurse1013295690
  3. Helen Poindexter, FAMILY NURSE PRACTITFamily Nurse Practitioner1043294911

Verify John L. Corso in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD19275    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Oregon license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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John L. Corso among 2,116 internal medicine physician records in Oregon

John L. Corso, 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 not. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 54% newer
  • In a Medicare fileNo · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 58% of these records are
  • Record last updated2010 · 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).

97 internal medicine physician records list a practice address in Bend

They are 97 of the 5,313 NPPES records with a practice address in Bend, and 2,116 internal medicine physician records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,116 in Oregon → Every provider in Bend → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jeffrey Davis, MDBend, OR 977011942205752
  2. David Donnelly, M.D.Bend, OR 977011952355828
  3. Benjamin England, M.D.Bend, OR 977011114916186
  4. Christina Ford, MDBend, OR 977011528057593
  5. Gary Hood, MDBend, OR 977011316942709
  6. Robin Lannan, M.D.Bend, OR 977011467401273
  7. Lisa Lewis, M.D.Bend, OR 977011962486621
  8. Arthur Parker, MDBend, OR 977011124088687

Common questions

What is John L. Corso, M.D.'s NPI number?

John L. Corso, M.D.'s National Provider Identifier (NPI) is 1487624409, issued on Jan 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John L. Corso, M.D. located?

The NPPES record lists a practice address at 18 NW Oregon Ave, Bend, OR, 97701. Phone: (541) 389-7741. Providers update this record themselves, so call before visiting.

How can I verify John L. Corso, M.D.'s license?

NPPES lists Oregon license number MD19275, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.