Karlyn Nieland
Nurse Practitioner · Portland, OR
Karlyn Nieland is a nurse practitioner with a practice address in Portland, Oregon, and NPI 1285040410, issued on Jul 9, 2014. Check the license (Oregon 201508384NP, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karlyn Nieland
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 201508384NP OR
2014008486 CA
AP61548690 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1132 SW 13TH Ave, Portland, OR 97205
- Phone
- (503) 535-3860
- Enumerated
- Jul 9, 2014
- Record last updated
- Sep 19, 2025
- Fax
- (503) 535-3868
- Medicare enrollment
- Enrolled (PECOS I20240904004215); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 599 in Oregon → Look up another NPI →
Also registered at 1132 SW 13TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karlyn Nieland in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 201508384NPCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average nurse practitioner in 2024
299 Medicare Part D claims for 88 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Buprenorphine-Naloxone166 claims
- Buprenorphine Hcl53 claims
- Gabapentin13 claims
- Naloxone Hcl13 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
- Boulder Care Provider Group PAMooresville, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karlyn Nieland among 599 nurse practitioner records in Oregon
Karlyn Nieland is one of 599 nurse practitioner 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 2014, is newer than 47% of them.
- NPI issued2014 · 47% of these records are older, 49% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2023 · median 2017 among the 333 with a school on file
- Record last updated2025 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nurse Practitioner providers in Oregon
There are 599 nurse practitioner records in Oregon.
All 599 in Oregon → Every provider in Portland → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Jessica Girsberger, RN, MSN, PMHNP-BCPortland, OR 972051912870551
- Michelle Grove, ANPPortland, OR 972051689765166
- Morgan LuPortland, OR 972041053004630
- Jackie Seguin, FNPPortland, OR 972061962554543
- Agnes White, FNP, LACPortland, OR 972041083669410
- Brooks GastonPortland, OR 972031497050801
- Allison Fox, FNPPortland, OR 972021538119433
- Andrea Polo, FNPPortland, OR 972021093393951
Common questions
What is Karlyn Nieland's NPI number?
Karlyn Nieland's National Provider Identifier (NPI) is 1285040410, issued on Jul 9, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Karlyn Nieland located?
The NPPES record lists a practice address at 1132 SW 13TH Ave, Portland, OR, 97205. Phone: (503) 535-3860. Providers update this record themselves, so call before visiting.
How can I verify Karlyn Nieland's license?
NPPES lists Oregon license number 201508384NP, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Karlyn Nieland prescribe under Medicare Part D?
In 2024, Karlyn Nieland had 299 Medicare Part D claims for 88 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.