NPPES file of Aug 9, 2026

Bethany Jill Klopfenstein, MD

Endocrinology, Diabetes & Metabolism Physician · Portland, OR

Bethany Jill Klopfenstein, MD is an endocrinology, diabetes & metabolism physician with a practice address in Portland, Oregon, and NPI 1871690651, issued on Sep 20, 2006. Check the license (Oregon MD24362, 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
1871690651
Name
Bethany Jill Klopfenstein
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
MD24362 OR
Self-reported in NPPES; status is on the state search
Practice location
3181 SW Sam Jackson Park RD, Portland, OR 97239
Phone
(503) 494-3273
Enumerated
Sep 20, 2006
Record last updated
Aug 22, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicaid ID
023124 OR
Medicare enrollment
Enrolled (PECOS I20050622001340); accepts Medicare assignment
Medical or professional school
Oregon Health Sciences University School Of Medicine, 1999
Telehealth
Offers telehealth (CMS)
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 3181 SW Sam Jackson Park RD

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

  1. Alex AamodtCritical Care Medicine Registered Nurse1154257590
  2. Jefferson Abaricia, MD, PHDStudent in an Organized Health Care Education/Training Program1073215711
  3. Kenneth Abbey, MDAnesthesiology Physician1588779342
  4. Matthew Abbott, PA-CMedical Physician Assistant1154738003
  5. Ayah Abdelsalam Megahed, MD, MSCVascular & Interventional Radiology Physician1023503596
  6. Obada Abdulrazzak, MDStudent in an Organized Health Care Education/Training Program1598567430

Verify Bethany Jill Klopfenstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD24362
    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

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34% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

1,727 Medicare Part D claims for 165 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims.

  1. Bethany Klopfenstein1,727
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium161 claims
  2. Ezetimibe85 claims
  3. Ozempic81 claims
  4. Jardiance80 claims
  5. Metformin Hcl80 claims
  6. Trulicity69 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 MIPS final score for 2023 (Medicare payment program): 97.8 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score81.0
  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; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. University Professional ServicesBeaverton, OR

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

Bethany Jill Klopfenstein among 104 endocrinology, diabetes & metabolism physician records in Oregon

Bethany Jill Klopfenstein, MD is one of 104 endocrinology, diabetes & metabolism physician records with a practice address in Oregon. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 47% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1999 · median 2001 among the 67 with a school on file
  • Record last updated2013 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Oregon

There are 104 endocrinology, diabetes & metabolism physician records in Oregon.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Andrew Ahmann, MDPortland, OR 972391891701405
  2. Matthew Bliziotes, MDPortland, OR 972391144235649
  3. Paul Duell, MDPortland, OR 972391265448864
  4. Maria Fleseriu, MDPortland, OR 972391700983574
  5. Robert Klein, MDPortland, OR 972391215945761
  6. Erin Leblanc, MDPortland, OR 972391740298207
  7. Donald Loriaux, MD, PHDPortland, OR 972391447266994
  8. James Lundblad, MD, PHDPortland, OR 972391518064393

Common questions

What is Bethany Jill Klopfenstein, MD's NPI number?

Bethany Jill Klopfenstein, MD's National Provider Identifier (NPI) is 1871690651, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Bethany Jill Klopfenstein, MD located?

The NPPES record lists a practice address at 3181 SW Sam Jackson Park RD, Portland, OR, 97239. Phone: (503) 494-3273. Providers update this record themselves, so call before visiting.

How can I verify Bethany Jill Klopfenstein, MD's license?

NPPES lists Oregon license number MD24362, 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 Bethany Jill Klopfenstein, MD prescribe under Medicare Part D?

In 2024, Bethany Jill Klopfenstein, MD had 1,727 Medicare Part D claims for 165 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.

What is Bethany Jill Klopfenstein, MD's MIPS final score?

The 2023 MIPS final score is 97.8 of 100. 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.