Ashley Karynn Merz, NP-C
Family Nurse Practitioner · Coos Bay, OR
Ashley Karynn Merz, NP-C is a family nurse practitioner with a practice address in Coos Bay, Oregon, and NPI 1508249855, issued on Jul 6, 2015. Check the license (Oregon 201504152NP-PP, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ashley Karynn Merz
- Credential
- NP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 201504152NP-PP OR
201504151RN OR
Self-reported in NPPES; status is on the state search - Practice location
- 1900 Woodland Dr, Coos Bay, OR 97420
- Phone
- (541) 267-5151
- Enumerated
- Jul 6, 2015
- Record last updated
- Apr 22, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 500688766 OR
- Medicare enrollment
- Enrolled (PECOS I20150730013695); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,384 in Oregon → Look up another NPI →
Also registered at 1900 Woodland Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ashley Karynn Merz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 201504152NP-PPCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average family nurse practitioner in 2024
693 Medicare Part D claims for 477 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass84 claims
- Prednisone73 claims
- Cephalexin56 claims
- Nitrofurantoin Mono-Macro50 claims
- Cefdinir47 claims
- Doxycycline Hyclate33 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
- North Bend Medical Center IncCoos Bay, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ashley Karynn Merz among 2,384 family nurse practitioner records in Oregon
Ashley Karynn Merz, NP-C 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 2015, is newer than 50% of them.
- NPI issued2015 · 50% of these records are older, 46% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2015 · median 2017 among the 1,390 with a school on file
- Record last updated2021 · 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).
25 family nurse practitioner records list a practice address in Coos Bay
They are 25 of the 767 NPPES records with a practice address in Coos Bay, and 2,384 family nurse practitioner records in Oregon.
All 2,384 in Oregon → Every provider in Coos Bay → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Regina Ardiana, FNPCCoos Bay, OR 974201043359094
- Patrick Bringardner, FNP-BCCoos Bay, OR 974201154877025
- Jesse Dorfmeister, FNPCoos Bay, OR 974201407362197
- Patricia Dudas, CFNPCoos Bay, OR 974201447209846
- Laura Franklin, FNPCoos Bay, OR 974201639232978
- Nikkona Henderson, FNPCoos Bay, OR 974201568014942
- Celyn Hughes, FNP-BC, RNCoos Bay, OR 974201558862151
- Laura Kent, FNPCoos Bay, OR 974201912944208
Common questions
What is Ashley Karynn Merz, NP-C's NPI number?
Ashley Karynn Merz, NP-C's National Provider Identifier (NPI) is 1508249855, issued on Jul 6, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Ashley Karynn Merz, NP-C located?
The NPPES record lists a practice address at 1900 Woodland Dr, Coos Bay, OR, 97420. Phone: (541) 267-5151. Providers update this record themselves, so call before visiting.
How can I verify Ashley Karynn Merz, NP-C's license?
NPPES lists Oregon license number 201504152NP-PP, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Ashley Karynn Merz, NP-C prescribe under Medicare Part D?
In 2024, Ashley Karynn Merz, NP-C had 693 Medicare Part D claims for 477 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.