John Aldrich Alejandro, NP
NPI 1891242293 · Family Nurse Practitioner · Irvine, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Aldrich Alejandro, NP is a Family Nurse Practitioner provider in Irvine, CA (NPI 1891242293).
Provider details
- NPI number
- 1891242293
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Male
- Sole proprietor
- No
- License
- 95004915 (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 tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
449 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 208 | $83 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 64 | $50 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 47 | $102 |
| Automated Urinalysis Test81003 | 42 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 39 | $116 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 81 | 81 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 37 | 37 |
| Azithromycin | 25 | 25 |
| Cefdinir | 22 | 22 |
| Doxycycline Hyclate | 19 | 19 |
| Cephalexin | 17 | 17 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 17 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$708 across 7 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2720 S Bristol StSanta Ana, CA 92704-6207Phone: (888) 499-9303
Registry dates
- Enumerated
- 2016-09-02
- Last updated
- 2026-05-29
- Certified
- 2026-05-29
Frequently asked questions
- What is John Aldrich Alejandro's NPI number?
- John Aldrich Alejandro's National Provider Identifier (NPI) is 1891242293, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Aldrich Alejandro's specialty?
- John Aldrich Alejandro is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Aldrich Alejandro located?
- John Aldrich Alejandro's practice location on file with NPPES is 16205 Sand Canyon Ave Ste 100, Irvine, CA 92618-3781.
- What is John Aldrich Alejandro's phone number?
- The practice phone number listed in the NPPES registry for John Aldrich Alejandro is (949) 557-0000.
- Does John Aldrich Alejandro accept Medicare?
- John Aldrich Alejandro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Aldrich Alejandro's NPI active?
- Yes — John Aldrich Alejandro's NPI (1891242293) is active in the NPPES registry as of the last update on 2026-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.