NPPES file of Aug 9, 2026

Jonathan Allyn Rettmann, M.D.

Pulmonary Disease Physician · Clackamas, OR

Jonathan Allyn Rettmann, M.D. is a pulmonary disease physician with a practice address in Clackamas, Oregon, and NPI 1558478255, issued on Aug 25, 2006. Check the license (Oregon MD21277, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558478255
Name
Jonathan Allyn Rettmann
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License numbers
MD21277 OR
MD00043835 WA
Self-reported in NPPES; status is on the state search
Practice location
10180 SE Sunnyside RD, Clackamas, OR 97015
Phone
(503) 813-3860
Enumerated
Aug 25, 2006
Record last updated
Aug 26, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(503) 571-9443
Medicare enrollment
Enrolled (PECOS I20050824000372); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 1997
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 10180 SE Sunnyside RD

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

  1. Aaron Abajian, MDDiagnostic Radiology Physician1942732300
  2. Samer Abufadil, MDInternal Medicine Physician1750437653
  3. Jeremy Adler, M.D.Anatomic Pathology & Clinical Pathology Physician1548617483
  4. Alejandro Aguilar, PA-CPhysician Assistant1740940006
  5. Usman Ahmad, D.O.Internal Medicine Physician1326288697
  6. Hyun Jung AhnPhysical Therapist1245014703

Verify Jonathan Allyn Rettmann in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD21277
    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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39% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

876 Medicare Part D claims for 205 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.

  1. Jonathan Rettmann876
  2. Specialty average1,425

Most prescribed

  1. Wixela Inhub103 claims
  2. Ambrisentan81 claims
  3. Albuterol Sulfate Hfa71 claims
  4. Spiriva Respimat66 claims
  5. Prednisone54 claims
  6. Tadalafil50 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.

Bills Medicare through one group practice

  1. Kaiser Foundation Health Plan OF The NorthwestPortland, OR

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

Jonathan Allyn Rettmann among 197 pulmonary disease physician records in Oregon

Jonathan Allyn Rettmann, M.D. is one of 197 pulmonary disease physician records with a practice address in Oregon. 82% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 55% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated1997 · median 2005 among the 144 with a school on file
  • Record last updated2008 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in Oregon

There are 197 pulmonary disease physician records in Oregon.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Cody Benthin, M.D.Clackamas, OR 970151619144490
  2. Ethan Corcoran, M.D., PH.D.Clackamas, OR 970151841417532
  3. Maxine Dexter, MDClackamas, OR 970151306959580
  4. Karen Dugan, M.D.Clackamas, OR 970151447514724
  5. Joshua Filner, MD MPHClackamas, OR 970151669663431
  6. Susan Mikkelsen, M.D.Clackamas, OR 970151538274048
  7. Richard Mularski, MD, MCR, MSHSClackamas, OR 970151780699256
  8. Holly Vanni, M.D.Clackamas, OR 970151437328143

Common questions

What is Jonathan Allyn Rettmann, M.D.'s NPI number?

Jonathan Allyn Rettmann, M.D.'s National Provider Identifier (NPI) is 1558478255, issued on Aug 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jonathan Allyn Rettmann, M.D. located?

The NPPES record lists a practice address at 10180 SE Sunnyside RD, Clackamas, OR, 97015. Phone: (503) 813-3860. Providers update this record themselves, so call before visiting.

How can I verify Jonathan Allyn Rettmann, M.D.'s license?

NPPES lists Oregon license number MD21277, 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 Jonathan Allyn Rettmann, M.D. prescribe under Medicare Part D?

In 2024, Jonathan Allyn Rettmann, M.D. had 876 Medicare Part D claims for 205 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.

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.