Chelsea Maryn Michielsen, DNP, FNP
Family Nurse Practitioner · Tigard, OR
Chelsea Maryn Michielsen, DNP, FNP is a family nurse practitioner with a practice address in Tigard, Oregon, and NPI 1740905827, issued on Oct 11, 2022. Check the license (Oregon 10000025, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Chelsea Maryn Michielsen
- Credential
- DNP, FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 10000025 OR
Self-reported in NPPES; status is on the state search - Practice location
- 16083 SW Upper Boones Ferry RD Ste 130, Tigard, OR 97224
- Phone
- (503) 603-9087
- Enumerated
- Oct 11, 2022
- Record last updated
- Oct 11, 2022
- Fax
- (503) 603-9122
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,384 in Oregon → Look up another NPI →
Also registered at 16083 SW Upper Boones Ferry RD Ste 130
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Krislyn MiyagawaPhysician Assistant1194562884
- Cora PylesPhysician Assistant1720711823
Verify Chelsea Maryn Michielsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 10000025Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family nurse practitioner in 2024
187 Medicare Part D claims for 39 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium17 claims
- Ozempic15 claims
- Amlodipine Besylate11 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.
Industry payments in 2024: $178.28
7 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Chelsea Maryn Michielsen among 2,384 family nurse practitioner records in Oregon
Chelsea Maryn Michielsen, DNP, FNP 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 2022, is newer than 82% of them.
- NPI issued2022 · 82% of these records are older, 13% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2022 · 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).
34 family nurse practitioner records list a practice address in Tigard
They are 34 of the 3,081 NPPES records with a practice address in Tigard, and 2,384 family nurse practitioner records in Oregon.
All 2,384 in Oregon → Every provider in Tigard → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Leah BachhuberTigard, OR 972241972265858
- Kimberly Brandt, NPTigard, OR 972241851304281
- Eileen Cleveland, ARNPTigard, OR 972241700049152
- Mary Custer, FNPTigard, OR 972241891972865
- Julie Del DucaPortland, OR 972241396255972
- Pamela Devisser, FNPTigard, OR 972241952384430
- Caitlin Dorr, FNPPortland, OR 972241043766488
- Ruth Edwards, FNPTigard, OR 972241821293085
Common questions
What is Chelsea Maryn Michielsen, DNP, FNP's NPI number?
Chelsea Maryn Michielsen, DNP, FNP's National Provider Identifier (NPI) is 1740905827, issued on Oct 11, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Chelsea Maryn Michielsen, DNP, FNP located?
The NPPES record lists a practice address at 16083 SW Upper Boones Ferry RD Ste 130, Tigard, OR, 97224. Phone: (503) 603-9087. Providers update this record themselves, so call before visiting.
How can I verify Chelsea Maryn Michielsen, DNP, FNP's license?
NPPES lists Oregon license number 10000025, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Chelsea Maryn Michielsen, DNP, FNP prescribe under Medicare Part D?
In 2024, Chelsea Maryn Michielsen, DNP, FNP had 187 Medicare Part D claims for 39 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.