NPPES file of Aug 9, 2026

John Aldrich N. Alejandro, NP

Family Nurse Practitioner · Irvine, CA

John Aldrich N. Alejandro, NP is a family nurse practitioner with a practice address in Irvine, California, and NPI 1891242293, issued on Sep 2, 2016. Check the license (California 95004915, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891242293
Name
John Aldrich N. Alejandro
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
95004915 CA
Self-reported in NPPES; status is on the state search
Practice location
16205 Sand Canyon Ave Ste 100, Irvine, CA 92618
Phone
(949) 557-0000
Enumerated
Sep 2, 2016
Record last updated
May 29, 2026
Fax
(949) 559-6510
Medicare enrollment
Enrolled (PECOS I20180212001256); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 16205 Sand Canyon Ave Ste 100

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Steven Montenegro, PA-CMedical Physician Assistant1275157802
  2. Joan Yildirimer, FNPFamily Nurse Practitioner1285827956
  3. Fatimah Zaghari, PAMedical Physician Assistant1194295519

Verify John Aldrich N. Alejandro in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 95004915
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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75% fewer Medicare Part D claims than the average family nurse practitioner in 2024

320 Medicare Part D claims for 239 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. John Aldrich Alejandro320
  2. Specialty average1,305

Most prescribed

  1. Amoxicillin-Clavulanate Potass81 claims
  2. Albuterol Sulfate Hfa37 claims
  3. Azithromycin25 claims
  4. Cefdinir22 claims
  5. Doxycycline Hyclate19 claims
  6. Cephalexin17 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.

Industry payments in 2024: $708.00

7 payments; by number, the most common kind was food and beverage; the largest payer was Neurocrine Biosciences, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Aldrich Alejandro$708.00
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Hmts IncCosta Mesa, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

John Aldrich N. Alejandro among 16,966 family nurse practitioner records in California

John Aldrich N. Alejandro, NP is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 35% of them.

  • NPI issued2016 · 35% of these records are older, 60% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2016 · median 2019 among the 6,793 with a school on file
  • Record last updated2026 · 42% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

152 family nurse practitioner records list a practice address in Irvine

They are 152 of the 7,778 NPPES records with a practice address in Irvine, and 16,966 family nurse practitioner records in California.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Joseph Barrera, FNPIrvine, CA 926181306289491
  2. Ceasar Barrientos, FNP-CIrvine, CA 926181407006034
  3. Happy Baumann, FNP-CIrvine, CA 926181316212368
  4. Ashley Casey, F.N.P.Irvine, CA 926181104003029
  5. Grace Chung, DNP, FNP-BCIrvine, CA 926181801129234
  6. Kelly Davey, FNPIrvine, CA 926181205192713
  7. Nicolann Hedgpeth, NPIrvine, CA 926181235118993
  8. Barbara Kangas, NPIrvine, CA 926181649579343

Common questions

What is John Aldrich N. Alejandro, NP's NPI number?

John Aldrich N. Alejandro, NP's National Provider Identifier (NPI) is 1891242293, issued on Sep 2, 2016. An NPI identifies a provider in billing; it is not a license.

Where is John Aldrich N. Alejandro, NP located?

The NPPES record lists a practice address at 16205 Sand Canyon Ave Ste 100, Irvine, CA, 92618. Phone: (949) 557-0000. Providers update this record themselves, so call before visiting.

How can I verify John Aldrich N. Alejandro, NP's license?

NPPES lists California license number 95004915, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does John Aldrich N. Alejandro, NP prescribe under Medicare Part D?

In 2024, John Aldrich N. Alejandro, NP had 320 Medicare Part D claims for 239 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.