NPPES file of Aug 9, 2026

Rachel Lynn Koski

Internal Medicine Physician · Portland, OR

Rachel Lynn Koski is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1194227942, issued on Mar 7, 2018. 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 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194227942
Name
Rachel Lynn Koski
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
OP61277938 WA
Self-reported in NPPES; status is on the state search
Practice location
1200 NW 23RD Ave, Portland, OR 97210
Phone
(503) 413-7074
Enumerated
Mar 7, 2018
Record last updated
Jun 27, 2022
Fax
(503) 413-6892
Medicare enrollment
Enrolled (PECOS I20220609002135); 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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Also registered at 1200 NW 23RD Ave

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

  1. Allison Abraham, D.O.Internal Medicine Physician1831488444
  2. Hannah Bachrach, DOInternal Medicine Physician1518593409
  3. Aman Bagla, D.O.Internal Medicine Physician1467771188
  4. Nicolette Bottesini, DOInternal Medicine Physician1114554037
  5. Kelly CarrierInternal Medicine Physician1144757311
  6. Brandon DaoStudent in an Organized Health Care Education/Training Program1831848431

Verify Rachel Lynn Koski 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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93% fewer Medicare Part D claims than the average internal medicine physician in 2024

207 Medicare Part D claims for 85 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 14 claims were for opioids.

  1. Rachel Koski207
  2. Specialty average3,176

Most prescribed

  1. Prednisone12 claims
  2. Clopidogrel11 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 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).

Rachel Lynn Koski among 2,116 internal medicine physician records in Oregon

Rachel Lynn Koski 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 2018, is newer than 83% of them.

  • NPI issued2018 · 83% of these records are older, 14% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2019 · median 2008 among the 1,232 with a school on file
  • Record last updated2022 · 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. Stephen Baugh, MDPortland, OR 972101972577740
  2. James Borden, MDPortland, OR 972101679555742
  3. Patrick Dunn, M.D.Portland, OR 972101669447231
  4. Barry Egener, MDPortland, OR 972101437124088
  5. Joyce KaynardPortland, OR 972101720053317
  6. Curtis Marr, M.D.Portland, OR 972101669447264
  7. Erich Meihoff, MDPortland, OR 972101144295916
  8. John Oppenheimer, MDPortland, OR 972101922071513

Common questions

What is Rachel Lynn Koski's NPI number?

Rachel Lynn Koski's National Provider Identifier (NPI) is 1194227942, issued on Mar 7, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Rachel Lynn Koski located?

The NPPES record lists a practice address at 1200 NW 23RD Ave, Portland, OR, 97210. Phone: (503) 413-7074. Providers update this record themselves, so call before visiting.

How can I verify Rachel Lynn Koski'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.

How much does Rachel Lynn Koski prescribe under Medicare Part D?

In 2024, Rachel Lynn Koski had 207 Medicare Part D claims for 85 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Rachel Lynn Koski'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.