NPPES file of Aug 9, 2026

Louis Shelby Casso-Gomez, MD

Internal Medicine Physician · Portland, OR

Louis Shelby Casso-Gomez, MD is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1033433313, issued on Mar 16, 2010. Check the license on the Oregon Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1033433313
Name
Louis Shelby Casso-Gomez
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
60238536 WA
Self-reported in NPPES; status is on the state search
Practice location
430 SW 13TH Ave Apt 1617, Portland, OR 97205
Phone
(210) 392-3377
Enumerated
Mar 16, 2010
Record last updated
Dec 20, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120309000162); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Louis Shelby Casso-Gomez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical BoardCheck 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

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The practice group's MIPS final score for 2023 (Medicare payment program): 88.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score91.5
  2. Costout of 100 · 30%70.7
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Legacy Salmon Creek HospitalVancouver, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Louis Shelby Casso-Gomez among 2,116 internal medicine physician records in Oregon

Louis Shelby Casso-Gomez, MD 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 2010, is newer than 62% of them.

  • NPI issued2010 · 62% of these records are older, 35% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2011 · median 2008 among the 1,232 with a school on file
  • Record last updated2018 · 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.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jeffrey Cleven, MDPortland, OR 972051144312323
  2. Clifford Cooper, MDPortland, OR 972051093806572
  3. Joseph Deng, M.D.Portland, OR 972051700099223
  4. Marie Louise Dhulst, MDPortland, OR 972051093882789
  5. Gary Ericson, MDPortland, OR 972051992897177
  6. Ryan Hutchison, M.D.Portland, OR 972051427062595
  7. Burton Lazar, MDPortland, OR 972051407948672
  8. Cristina Fe Mondragon, M.D.Portland, OR 972051235129891

Common questions

What is Louis Shelby Casso-Gomez, MD's NPI number?

Louis Shelby Casso-Gomez, MD's National Provider Identifier (NPI) is 1033433313, issued on Mar 16, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Louis Shelby Casso-Gomez, MD located?

The NPPES record lists a practice address at 430 SW 13TH Ave Apt 1617, Portland, OR, 97205. Phone: (210) 392-3377. Providers update this record themselves, so call before visiting.

How can I verify Louis Shelby Casso-Gomez, MD's license?

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.

What is Louis Shelby Casso-Gomez, MD's MIPS final score?

The 2023 MIPS final score is 88.7 of 100, reported for the practice group. 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.