Erin O'Rourke, NP
NPI 1700435237 · Acute Care Nurse Practitioner · Carmichael, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin O'Rourke, NP is a Acute Care Nurse Practitioner provider in Carmichael, CA (NPI 1700435237).
Provider details
- NPI number
- 1700435237
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 95012711 (CA)
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
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 60 | 50 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 59 | 35 |
| Gabapentin | 40 | 26 |
| Pantoprazole Sodium | 36 | 26 |
| Levothyroxine Sodium | 33 | 23 |
| Hydralazine Hcl | 33 | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-09-07
- Last updated
- 2019-09-20
Frequently asked questions
- What is Erin O'Rourke's NPI number?
- Erin O'Rourke's National Provider Identifier (NPI) is 1700435237, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin O'Rourke's specialty?
- Erin O'Rourke is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Erin O'Rourke located?
- Erin O'Rourke's practice location on file with NPPES is 6501 Coyle Ave, Carmichael, CA 95608-0306.
- What is Erin O'Rourke's phone number?
- The practice phone number listed in the NPPES registry for Erin O'Rourke is (916) 537-5000.
- Does Erin O'Rourke accept Medicare?
- Erin O'Rourke is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin O'Rourke's NPI active?
- Yes — Erin O'Rourke's NPI (1700435237) is active in the NPPES registry as of the last update on 2019-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.