NPPES file of Aug 9, 2026

Stephanie Lux Silleck, NP

Family Nurse Practitioner · Portland, OR

Stephanie Lux Silleck, NP is a family nurse practitioner with a practice address in Portland, Oregon, and NPI 1326692831, issued on Aug 1, 2019. Check the license (Oregon 201905671NP-PP, as entered in NPPES) with the Oregon board that licenses this profession; 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
1326692831
Name
Stephanie Lux Silleck
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
201905671NP-PP OR
Self-reported in NPPES; status is on the state search
Practice location
6924 NE Sandy Blvd, Portland, OR 97213
Phone
(503) 300-4111
Enumerated
Aug 1, 2019
Record last updated
Mar 11, 2024
Fax
(503) 954-2122
Medicare enrollment
Enrolled (PECOS I20191230001021); accepts Medicare assignment
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 6924 NE Sandy Blvd

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

  1. Christine Baldwin, PA-CMedical Physician Assistant1932713948
  2. Laurel Darkins, FNP-BCFamily Nurse Practitioner1790160521
  3. Katarina Friedman, PNP-CPediatric Nurse Practitioner1376067371
  4. Marcus Gabriel, PNPPediatric Nurse Practitioner1720671621
  5. Hannah Gerber, DNP, CPNP-AC/PCPediatric Nurse Practitioner1992260830
  6. Megan Heisey, CPNP-ACCritical Care Pediatric Nurse Practitioner1639778681

Verify Stephanie Lux Silleck in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license 201905671NP-PP
    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
Find 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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30% fewer Medicare Part D claims than the average family nurse practitioner in 2024

917 Medicare Part D claims for 68 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 22 claims were for opioids.

  1. Stephanie Silleck917
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium76 claims
  2. Gabapentin47 claims
  3. Metformin Hcl47 claims
  4. Lisinopril38 claims
  5. Amlodipine Besylate33 claims
  6. Cyclobenzaprine Hcl30 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. The Wallace Medical ConcernPortland, OR

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

Stephanie Lux Silleck among 2,384 family nurse practitioner records in Oregon

Stephanie Lux Silleck, NP is one of 2,384 family nurse practitioner records with a practice address in Oregon. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 68% of them.

  • NPI issued2019 · 68% of these records are older, 27% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2019 · median 2017 among the 1,390 with a school on file
  • Record last updated2024 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

591 family nurse practitioner records list a practice address in Portland

They are 591 of the 42,088 NPPES records with a practice address in Portland, and 2,384 family nurse practitioner records in Oregon.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Liana Corliss, N.P.Portland, OR 972131952376451
  2. Lyn Dobrunick, FNPPortland, OR 972131013909142
  3. Melissa Federspiel, FNPPortland, OR 972131881676641
  4. Dennis Grey, F.N.P.Portland, OR 972131851303291
  5. Roxanne Griswold, FNPPortland, OR 972131205828936
  6. Caryl Kenworth, M.S.N., F.N.P.Portland, OR 972131396757662
  7. Melissa Kilian, FNPPortland, OR 972131821054024
  8. Daniel Leone, NP-CPortland, OR 972131962559112

Common questions

What is Stephanie Lux Silleck, NP's NPI number?

Stephanie Lux Silleck, NP's National Provider Identifier (NPI) is 1326692831, issued on Aug 1, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Stephanie Lux Silleck, NP located?

The NPPES record lists a practice address at 6924 NE Sandy Blvd, Portland, OR, 97213. Phone: (503) 300-4111. Providers update this record themselves, so call before visiting.

How can I verify Stephanie Lux Silleck, NP's license?

NPPES lists Oregon license number 201905671NP-PP, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Stephanie Lux Silleck, NP prescribe under Medicare Part D?

In 2024, Stephanie Lux Silleck, NP had 917 Medicare Part D claims for 68 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.