Registry data as of Aug 27, 2026

William Barish, M.D.

Family Medicine Physician · Lebanon, OR

William Barish, M.D. is a family medicine physician with a practice address in Lebanon, Oregon, and NPI 1518901313, issued on Jun 15, 2006. Check the license (Oregon MD16945, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1518901313
Name
William Barish
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD16945 OR
Self-reported in NPPES; status is on the state search
Practice location
525 N Santiam Hwy, Lebanon, OR 97355
Phone
(541) 451-7110
Enumerated
Jun 15, 2006
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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Also registered at 525 N Santiam Hwy

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

  1. Anupam Arora, MDInternal Medicine Physician1861620254
  2. Tasha Barkley, M. D. M.P.H.Emergency Medicine Physician1154687168
  3. Kelly Becker, DPTPhysical Therapist1124477328
  4. Richard Bell, MDEmergency Medicine Physician1548285752
  5. Crystal Buglino, PACStudent in an Organized Health Care Education/Training Program1528395969
  6. Rosemary CarringtonSpeech-Language Pathologist1164040671

Verify William Barish in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD16945
    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.

91% fewer Medicare Part D claims than the average family medicine physician in 2024

313 Medicare Part D claims for 92 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D.

  1. William Barish313
  2. Specialty average3,519

Most prescribed

  1. Trelegy Ellipta20 claims
  2. Eliquis18 claims
  3. Atorvastatin Calcium16 claims
  4. Furosemide16 claims
  5. Divalproex Sodium13 claims
  6. Losartan Potassium11 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 Medicare quality score for 2023: 98.7 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 score87.2
  2. Costout of 100 · 30%91.9
  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).

One hospital or facility affiliation

  1. Mid-Valley Healthcare IncLebanon, OR

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

33 family medicine physician records list a Lebanon practice address

They are 33 of the 612 NPPES records with a Lebanon practice address, and 2,711 family medicine physician records in Oregon.

Other family medicine physician records in Oregon

  1. Roxana Abbott, DOPortland, OR1275799082
  2. David Abdun-Nur, M.D.Grants Pass, OR1396737847
  3. Traci Ackron, D.O.Hillsboro, OR1336588789
  4. Orlando Acosta, MDHood River, OR1912990375
  5. Michele Adamcak, D.O.Tigard, OR1114097227
  6. Standley Adamek, DOTigard, OR1144515230
  7. Harry Adamo, MDSpringfield, OR1235191412
  8. Allyson AdamsClackamas, OR1043899537
  9. Caroline Adams, MDGresham, OR1164840815
  10. Justin Adams, M.D.Medford, OR1760616866

Common questions

What is William Barish, M.D.'s NPI number?

William Barish, M.D.'s National Provider Identifier (NPI) is 1518901313, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Barish, M.D. located?

The NPPES record lists a practice address at 525 N Santiam Hwy, Lebanon, OR, 97355. Phone: (541) 451-7110. Providers update this record themselves, so call before visiting.

How can I verify William Barish, M.D.'s license?

NPPES lists Oregon license number MD16945, 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 William Barish, M.D. prescribe under Medicare Part D?

In 2024, William Barish, M.D. had 313 Medicare Part D claims for 92 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

What is William Barish, M.D.'s Medicare quality score?

The 2023 MIPS final score is 98.7 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.