Melissa June Zerebko Mossar, ARNP, DNP
Family Nurse Practitioner · Seattle, WA
Melissa June Zerebko Mossar, ARNP, DNP is a family nurse practitioner with a practice address in Seattle, Washington, and NPI 1790158376, issued on Nov 4, 2015. Check the license (Washington AP61310279, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Melissa June Zerebko Mossar
- Credential
- ARNP, DNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- AP61310279 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1455 NW Leary Way Ste 250, Seattle, WA 98107
- Phone
- (206) 520-5000
- Enumerated
- Nov 4, 2015
- Record last updated
- Jan 12, 2023
- Medicaid ID
- 1790158376 WA
- Medicare enrollment
- Enrolled (PECOS I20230116000151); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 3,781 in Washington → Look up another NPI →
Also registered at 1455 NW Leary Way Ste 250
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Melissa June Zerebko Mossar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license AP61310279Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6% more Medicare Part D claims than the average family nurse practitioner in 2024
1,389 Medicare Part D claims for 202 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 51 claims were for opioids.
Most prescribed
- Atorvastatin Calcium85 claims
- Losartan Potassium58 claims
- Levothyroxine Sodium57 claims
- Gabapentin44 claims
- Lisinopril30 claims
- Metformin Hcl Er26 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
- The Association OF University PhysiciansSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Melissa June Zerebko Mossar among 3,781 family nurse practitioner records in Washington
Melissa June Zerebko Mossar, ARNP, DNP is one of 3,781 family nurse practitioner records with a practice address in Washington. 71% 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 43% of them.
- NPI issued2015 · 43% of these records are older, 53% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2022 · median 2018 among the 2,116 with a school on file
- Record last updated2023 · 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 Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
663 family nurse practitioner records list a practice address in Seattle
They are 663 of the 41,956 NPPES records with a practice address in Seattle, and 3,781 family nurse practitioner records in Washington.
All 3,781 in Washington → Every provider in Seattle → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Annette Anderson, PMHNP-C, FNP-CSeattle, WA 981071255713145
- Jen Casebeer, ARNPSeattle, WA 981071063957835
- Martin Frank, ARNP, FNP-CSeattle, WA 981071033458724
- Cara Gilbert-Au, FNP-CSeattle, WA 981071710390760
- Erik Janson, ARNPSeattle, WA 981071891121067
- Yun Lee, ARNPSeattle, WA 981071922471457
- Sophia Mallet, FNP-C, ARNPSeattle, WA 981071215467527
- Elizabeth Negash, ARNPSeattle, WA 981071538708078
Common questions
What is Melissa June Zerebko Mossar, ARNP, DNP's NPI number?
Melissa June Zerebko Mossar, ARNP, DNP's National Provider Identifier (NPI) is 1790158376, issued on Nov 4, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Melissa June Zerebko Mossar, ARNP, DNP located?
The NPPES record lists a practice address at 1455 NW Leary Way Ste 250, Seattle, WA, 98107. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.
How can I verify Melissa June Zerebko Mossar, ARNP, DNP's license?
NPPES lists Washington license number AP61310279, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Melissa June Zerebko Mossar, ARNP, DNP prescribe under Medicare Part D?
In 2024, Melissa June Zerebko Mossar, ARNP, DNP had 1,389 Medicare Part D claims for 202 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.