NPPES file of Aug 9, 2026

Garret Seth Zallen, MD

Pediatric Surgery Physician · Springfield, OR

Garret Seth Zallen, MD is a pediatric surgery physician with a practice address in Springfield, Oregon, and NPI 1518972025, issued on Jul 31, 2006. Check the license (Oregon MD25298, 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
1518972025
Name
Garret Seth Zallen
Credential
MD
Primary taxonomy
Pediatric Surgery Physician 2086S0120X
License number
MD25298 OR
Self-reported in NPPES; status is on the state search
Practice location
3377 Riverbend Dr, Springfield, OR 97477
Phone
(541) 222-6135
Enumerated
Jul 31, 2006
Record last updated
Mar 3, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(541) 222-6134
Medicaid ID
233404 OR
Medicare enrollment
Enrolled (PECOS I20040812000037); accepts Medicare assignment
Medical or professional school
University Of Colorado School Of Medicine, Denver, 1994
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 3377 Riverbend Dr

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

  1. Harry Adamo, MDFamily Medicine Physician1235191412
  2. Algene Agustin, MDHospitalist Physician1154849446
  3. Ossama Al Masalmeh, M.D.Hospitalist Physician1851654776
  4. Joanna Marie Aquino-Laban, M.D.Internal Medicine Physician1336435536
  5. Stan AtkinHospitalist Physician1831509371
  6. Virginia Barak, MDPediatrics Physician1063948461

Verify Garret Seth Zallen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD25298
    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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Industry payments in 2024: $319.53

4 payments; by number, the most common kind was food and beverage; the largest payer was Zimmer Biomet Holdings, Inc. The 523 providers of this specialty with any payment received $5,419.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Garret Zallen$319.53
  2. Specialty average$5,419.89

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. PeacehealthRoseburg, OR

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

Garret Seth Zallen among 21 pediatric surgery physician records in Oregon

Garret Seth Zallen, MD is one of 21 pediatric surgery physician records with a practice address in Oregon. 43% 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 0% of them.

  • NPI issued2006 · 0% of these records are older, 43% newer
  • In a Medicare fileYes · 43% of these records are
  • In the CMS Doctors and Clinicians fileYes · 14% of these records are
  • Record last updated2016 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0120X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Surgery Physician providers in Oregon

There are 21 pediatric surgery physician records in Oregon.

The 8 pediatric surgery physician records with the nearest ZIP codes

  1. Kimberly Ruscher, MDSpringfield, OR 974771861653180
  2. Kenneth Azarow, MDPortland, OR 972391235119561
  3. Marilyn Butler, MDPortland, OR 972391093788507
  4. John Campbell, M.D.Portland, OR 972391740470681
  5. Elizabeth Fialkowski, MDPortland, OR 972391659497709
  6. Nicholas Hamilton, M.D.Portland, OR 972391811013840
  7. Marvin Harrison, MDPortland, OR 972391558379016
  8. Sanjay Krishnaswami, MDPortland, OR 972391427063924

Common questions

What is Garret Seth Zallen, MD's NPI number?

Garret Seth Zallen, MD's National Provider Identifier (NPI) is 1518972025, issued on Jul 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Garret Seth Zallen, MD located?

The NPPES record lists a practice address at 3377 Riverbend Dr, Springfield, OR, 97477. Phone: (541) 222-6135. Providers update this record themselves, so call before visiting.

How can I verify Garret Seth Zallen, MD's license?

NPPES lists Oregon license number MD25298, 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.

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.