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MR. ANDREW CRYSTIAN AGUIRRE FNP-C
NPI 1215644232
Nurse Practitioner - Family in Placentia, CA

Active since October 31, 2022PECOS EnrolledAccepts Medicare Assignment
249 TIGER LN, PLACENTIA, CA 92870(714) 305-2119 Get Directions Write a Review

NPPES record last updated: October 31, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mr. Andrew Crystian Aguirre Fnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. ANDREW CRYSTIAN AGUIRRE FNP-C (NPI 1215644232) is an individual family provider in Placentia, California, licensed in California (NP95021927) and active in the NPI registry since October 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1215644232
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameMR. ANDREW CRYSTIAN AGUIRRECredential: FNP-C
Location Address249 TIGER LNPlacentia, CA 92870-4349
Mailing AddressPo Box 73Placentia, CA 92871-0073 · (714) 305-2119
Phone(714) 305-2119
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateOctober 31, 2022
NPPES CertifiedOctober 30, 2022
✔ NPI 1215644232 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · NP95021927
249 TIGER LN, Placentia, CA 92870
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Andrew Crystian Aguirre Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2668846924
PECOS Enrollment IDI20230328001654
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Andrew Aguirre reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

High Desert Medical Group
57 mi
Multi-Specialty
43839 15TH ST W
Lancaster, CA 93534
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: High Desert Medical Corporation
  • 81 clinicians in this Medicare group
NPI 1720196702 (661) 945-5984
Senf Np Family Medicine PLLC
1,711 mi
Surgery
1901 N ROSELLE RD STE 800
Schaumburg, IL 60195
  • Reassigned Medicare billing, Illinois enrollment
  • 91 clinicians in this Medicare group
NPI 1821702432 (443) 383-9300
Trio Health Medical Il Np Partners PLLC
1,730 mi
Nurse Practitioner
2201 MAIN ST
Evanston, IL 60202
  • Reassigned Medicare billing, Illinois enrollment
  • 73 clinicians in this Medicare group
NPI 1497637011 (773) 831-5021

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
87 services83 patients
Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
59 services29 patients
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 87426
An immunoassay test for severe acute respiratory syndrome coronavirus is a diagnostic tool. It uses your body's immune response to detect the presence of the virus. It involves taking a sample, usually from your nose or throat, which is then analyzed in a lab for signs of the virus.
33 services32 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
28 services18 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
26 services20 patients
Automated urinalysis test 81003
An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.
18 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92870 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Andrew Aguirre's NPI number?

The NPI number for Andrew Aguirre is 1215644232. It was assigned to this individual provider in the NPPES registry on October 31, 2022.

Where is Andrew Aguirre located?

Andrew Aguirre practices at 249 Tiger Ln, Placentia, CA 92870. The listed phone number is (714) 305-2119.

What is Andrew Aguirre's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Andrew Aguirre enrolled in Medicare?

Yes. Andrew Aguirre is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Andrew Aguirre's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Aguirre reassigns Medicare benefits to 3 organizations: High Desert Medical Group (Lancaster, CA), Senf Np Family Medicine PLLC (Schaumburg, IL) and Trio Health Medical Il Np Partners PLLC (Evanston, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Andrew Aguirre's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Andrew Aguirre was last updated on October 31, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.