NPPES file of Aug 9, 2026

Charles N. Buser, M.D.

Family Medicine Physician · Hood River, OR

Charles N. Buser, M.D. is a family medicine physician with a practice address in Hood River, Oregon, and NPI 1366736373, issued on Jun 7, 2011. Check the license (Oregon MD164784, as entered in NPPES) 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
1366736373
Name
Charles N. Buser
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
MD164784 OR
PG155510 OR
Self-reported in NPPES; status is on the state search
Practice location
1021 June St, Hood River, OR 97031
Phone
(541) 386-2204
Enumerated
Jun 7, 2011
Record last updated
Feb 15, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
500667680 OR
Medicare enrollment
Enrolled (PECOS I20140321000289); accepts Medicare assignment
Medical or professional school
Oregon Health Sciences University School Of Medicine, 2011
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 1021 June St

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

  1. Clarabel Deleon, PA-CMedical Physician Assistant1053309286
  2. Robert Fiske, PA-CPhysician Assistant1144389339
  3. Lisa Pearson, MDFamily Medicine Physician1720412901
  4. James Pennington, M.D.Family Medicine Physician1942284955
  5. Laura Starrett, MDFamily Medicine Physician1356334791
  6. Richard Starrett, MDFamily Medicine Physician1003809443

Verify Charles N. Buser in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD164784
    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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21% more Medicare Part D claims than the average family medicine physician in 2024

4,282 Medicare Part D claims for 327 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 162 claims were for opioids.

  1. Charles Buser4,282
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium282 claims
  2. Losartan Potassium219 claims
  3. Amlodipine Besylate158 claims
  4. Gabapentin140 claims
  5. Tamsulosin Hcl138 claims
  6. Levothyroxine Sodium124 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): 91.4 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 score77.3
  2. Costnot scored (reweighted)
  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 2 group practices

  1. Good Shepherd Health Care SystemHermiston, OR
  2. Summit Family Medicine - LLCHood River, OR

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

Charles N. Buser among 2,847 family medicine physician records in Oregon

Charles N. Buser, M.D. is one of 2,847 family medicine physician records with a practice address in Oregon. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 65% of them.

  • NPI issued2011 · 65% of these records are older, 32% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2011 · median 2009 among the 1,671 with a school on file
  • Record last updated2021 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

46 family medicine physician records list a practice address in Hood River

They are 46 of the 717 NPPES records with a practice address in Hood River, and 2,847 family medicine physician records in Oregon.

The 8 family medicine physician records with the nearest ZIP codes

  1. Orlando Acosta, MDHood River, OR 970311912990375
  2. Stephen Becker, M.D.Hood River, OR 970311194700609
  3. Helen Bellanca, MDHood River, OR 970311588658918
  4. Tina Castanares, MDHood River, OR 970311588666598
  5. Brenda Colfelt, MDHood River, OR 970311578565487
  6. Miriam Fauth, MDHood River, OR 970311417941840
  7. Anthony Gay, M.D.Hood River, OR 970311912982422
  8. Michael Harris, MDHood River, OR 970311104828896

Common questions

What is Charles N. Buser, M.D.'s NPI number?

Charles N. Buser, M.D.'s National Provider Identifier (NPI) is 1366736373, issued on Jun 7, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Charles N. Buser, M.D. located?

The NPPES record lists a practice address at 1021 June St, Hood River, OR, 97031. Phone: (541) 386-2204. Providers update this record themselves, so call before visiting.

How can I verify Charles N. Buser, M.D.'s license?

NPPES lists Oregon license number MD164784, 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 Charles N. Buser, M.D. prescribe under Medicare Part D?

In 2024, Charles N. Buser, M.D. had 4,282 Medicare Part D claims for 327 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Charles N. Buser, M.D.'s MIPS final score?

The 2023 MIPS final score is 91.4 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.