Shelby Mulrennan, FNP
NPI 1023775178 · Family Nurse Practitioner · Portland, OR
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shelby Mulrennan, FNP is a Family Nurse Practitioner provider in Portland, OR (NPI 1023775178).
Provider details
- NPI number
- 1023775178
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 202109996NP-PP (OR)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 132 | 68 |
| Lisinopril | 68 | 35 |
| Amlodipine Besylate | 67 | 30 |
| Losartan Potassium | 53 | 22 |
| Levothyroxine Sodium | 46 | 21 |
| Hydrochlorothiazide | 34 | 14 |
| Albuterol Sulfate |
Practice location
Mailing address
Additional practice locations (2)
- 9000 N Lombard StPortland, OR 97203-3006Phone: (503) 988-5558
- 15640 Nw Laidlaw Rd Ste 102Portland, OR 97229-3828Phone: (503) 764-0100
Registry dates
- Enumerated
- 2021-11-23
- Last updated
- 2025-09-09
- Certified
- 2025-09-09
Frequently asked questions
- What is Shelby Mulrennan's NPI number?
- Shelby Mulrennan's National Provider Identifier (NPI) is 1023775178, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shelby Mulrennan's specialty?
- Shelby Mulrennan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shelby Mulrennan located?
- Shelby Mulrennan's practice location on file with NPPES is 6445 N Greeley Ave, Portland, OR 97217-5023.
- What is Shelby Mulrennan's phone number?
- The practice phone number listed in the NPPES registry for Shelby Mulrennan is (503) 285-6607.
- Does Shelby Mulrennan accept Medicare?
- Shelby Mulrennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shelby Mulrennan's NPI active?
- Yes — Shelby Mulrennan's NPI (1023775178) is active in the NPPES registry as of the last update on 2025-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.