Louisa Adrienne Alejo, NP
NPI 1184311987 · Nurse Practitioner · San Diego, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Louisa Adrienne Alejo, NP is a Nurse Practitioner provider in San Diego, CA (NPI 1184311987).
Provider details
- NPI number
- 1184311987
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95025756 (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 tenure28% of score
3 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,618 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Acupuncture With Electrical Stimulation, Each Additional 15 Minutes97814 | 822 | $34 |
| Acupuncture With Electrical Stimulation, Initial 15 Minutes97813 | 411 | $42 |
| Injection of Trigger Points, 3 Or More Muscles20553 | 155 | $56 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 105 | $84 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 46 | $152 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 37 | $39 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-04-20
- Last updated
- 2025-12-17
- Certified
- 2025-12-17
Frequently asked questions
- What is Louisa Adrienne Alejo's NPI number?
- Louisa Adrienne Alejo's National Provider Identifier (NPI) is 1184311987, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louisa Adrienne Alejo's specialty?
- Louisa Adrienne Alejo is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Louisa Adrienne Alejo located?
- Louisa Adrienne Alejo's practice location on file with NPPES is 5395 Ruffin Rd Ste 204, San Diego, CA 92123-1338.
- What is Louisa Adrienne Alejo's phone number?
- The practice phone number listed in the NPPES registry for Louisa Adrienne Alejo is (858) 571-3630.
- Does Louisa Adrienne Alejo accept Medicare?
- Louisa Adrienne Alejo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Louisa Adrienne Alejo's NPI active?
- Yes — Louisa Adrienne Alejo's NPI (1184311987) is active in the NPPES registry as of the last update on 2025-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.