Julia F. Shellhorn, ARNP
Family Nurse Practitioner · Portland, OR
Julia F. Shellhorn, ARNP is a family nurse practitioner with a practice address in Portland, Oregon, and NPI 1629219308, issued on Mar 10, 2009. Check the license (Oregon 201350057NP, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Julia F. Shellhorn
- Credential
- ARNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 201350057NP OR
201243878RN OR
AP60054659 WA
RN00172365 WA
Self-reported in NPPES; status is on the state search - Practice location
- 3303 S Bond Ave, Portland, OR 97239
- Phone
- (503) 494-6594
- Enumerated
- Mar 10, 2009
- Record last updated
- Jun 11, 2024
- Fax
- (503) 494-5385
- Medicare enrollment
- Enrolled (PECOS I20160802002419); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,384 in Oregon → Look up another NPI →
Also registered at 3303 S Bond Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Julia F. Shellhorn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 201350057NPCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average family nurse practitioner in 2024
252 Medicare Part D claims for 60 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.
Most prescribed
- Vemlidy78 claims
- Tenofovir Disoproxil Fumarate48 claims
- Entecavir44 claims
- Ursodiol17 claims
- Xifaxan11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 82.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University Professional ServicesPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Julia F. Shellhorn among 2,384 family nurse practitioner records in Oregon
Julia F. Shellhorn, ARNP 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 2009, is newer than 30% of them.
- NPI issued2009 · 30% of these records are older, 68% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2008 · 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.
All 2,384 in Oregon → Every provider in Portland → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Kelly Anderson, FNPPortland, OR 972391730195330
- Laurent Avondstondt, NPPortland, OR 972391053302265
- Mary Ann Browning, FNPPortland, OR 972391770587222
- Maria Bucio, NPPortland, OR 972391548292998
- Donna Hammar, FNPPortland, OR 972391427006576
- Amy Leatherwood, N.P.Portland, OR 972391386636736
- Veronica Legg, FNPPortland, OR 972391255346755
- Marcella Messerle Forbes, FNPPortland, OR 972391134134638
Common questions
What is Julia F. Shellhorn, ARNP's NPI number?
Julia F. Shellhorn, ARNP's National Provider Identifier (NPI) is 1629219308, issued on Mar 10, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Julia F. Shellhorn, ARNP located?
The NPPES record lists a practice address at 3303 S Bond Ave, Portland, OR, 97239. Phone: (503) 494-6594. Providers update this record themselves, so call before visiting.
How can I verify Julia F. Shellhorn, ARNP's license?
NPPES lists Oregon license number 201350057NP, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Julia F. Shellhorn, ARNP prescribe under Medicare Part D?
In 2024, Julia F. Shellhorn, ARNP had 252 Medicare Part D claims for 60 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Julia F. Shellhorn, ARNP's MIPS final score?
The 2023 MIPS final score is 82.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.