Shelby Mulrennan, FNP
Family Nurse Practitioner · Portland, OR
Shelby Mulrennan, FNP is a family nurse practitioner with a practice address in Portland, Oregon, and NPI 1023775178, issued on Nov 23, 2021. Check the license (Oregon 202109996NP-PP, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Shelby Mulrennan
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 202109996NP-PP OR
Self-reported in NPPES; status is on the state search - Practice location
- 6445 N Greeley Ave, Portland, OR 97217
- Phone
- (503) 285-6607
- Enumerated
- Nov 23, 2021
- Record last updated
- Sep 9, 2025
- Fax
- (503) 285-3195
- Medicare enrollment
- Enrolled (PECOS I20220204000960); 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 6445 N Greeley Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher Aichele, ARNPNurse Practitioner1669621611
- Melanie Anthony, FNP-CPrimary Care Nurse Practitioner1811470149
- Simon Chan, DOFamily Medicine Physician1841242195
- Mollie Ebner, DOFamily Medicine Physician1730543034
- Abdulrahman RahimFamily Medicine Physician1558723825
- Deepti Vedere, MDFamily Medicine Physician1043898331
Verify Shelby Mulrennan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 202109996NP-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
19% fewer Medicare Part D claims than the average family nurse practitioner in 2024
1,055 Medicare Part D claims for 327 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium132 claims
- Lisinopril68 claims
- Amlodipine Besylate67 claims
- Losartan Potassium53 claims
- Levothyroxine Sodium46 claims
- Hydrochlorothiazide34 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
- Praxis Health PCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Shelby Mulrennan among 2,384 family nurse practitioner records in Oregon
Shelby Mulrennan, 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 2021, is newer than 78% of them.
- NPI issued2021 · 78% of these records are older, 18% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2020 · median 2017 among the 1,390 with a school on file
- Record last updated2025 · 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
- Tracey Amlin, FNPPortland, OR 972171659653277
- Kori Anderson, FNPPortland, OR 972171043479389
- Luis Carrillo, FNPPortland, OR 972171083617658
- Claire Draudt, FNPPortland, OR 972171407429814
- Shelda Holmes, FNPPortland, OR 972171316937949
- Jamie Owens, FNP-CPortland, OR 972171740696160
- Lisa Parker, NURSE PRACTITIONERPortland, OR 972171568247179
- Amy Toengi, FNPPortland, OR 972171568418044
Common questions
What is Shelby Mulrennan, FNP's NPI number?
Shelby Mulrennan, FNP's National Provider Identifier (NPI) is 1023775178, issued on Nov 23, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Shelby Mulrennan, FNP located?
The NPPES record lists a practice address at 6445 N Greeley Ave, Portland, OR, 97217. Phone: (503) 285-6607. Providers update this record themselves, so call before visiting.
How can I verify Shelby Mulrennan, FNP's license?
NPPES lists Oregon license number 202109996NP-PP, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Shelby Mulrennan, FNP prescribe under Medicare Part D?
In 2024, Shelby Mulrennan, FNP had 1,055 Medicare Part D claims for 327 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.