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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARIA D GUILLEN
NPI 1831801141
Nurse Practitioner - Family in Las Cruces, NM

Active since December 19, 2022PECOS Enrolled
880 S TELSHOR BLVD STE 100, LAS CRUCES, NM 88011(575) 395-7246(575) 652-4607 Get Directions Write a Review

NPPES record last updated: September 11, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: Sep 11, 2026, Jul 28, 2026, May 11, 2026 and 1 more (4 updates tracked since 2022).

About Maria D Guillen NPPES

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

MARIA D GUILLEN (NPI 1831801141) is an individual family provider in Las Cruces, New Mexico, licensed in New Mexico (91167) and active in the NPI registry since December 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1831801141
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARIA D GUILLEN
Location Address880 S TELSHOR BLVD STE 100Las Cruces, NM 88011-8683
Mailing AddressPo Box 221530El Paso, TX 79913-4530 · (915) 598-7246 · Fax (915) 633-6598
Phone(575) 395-7246
Fax(575) 652-4607
Sole ProprietorNo
Enumeration DateDecember 19, 2022
Last NPPES UpdateSeptember 11, 20264 updates tracked since enumeration
NPPES CertifiedSeptember 11, 2026
✔ NPI 1831801141 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
Licenses✔ Licensed in NM · 91167✔ Licensed in TX · 1102072
880 S TELSHOR BLVD STE 100, Las Cruces, NM 88011
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Other Names 1

Former Name (1)Maria D Guillen

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maria D Guillen is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 88011 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
$84.79 typical visit price
range $54.26 – $166.80
Typical copayment $21.19 (range $13.56 – $41.70)
Most-billed visit code 99203
Established Patient
$96.38 typical visit price
range $17.00 – $135.35
Typical copayment $24.09 (range $4.25 – $33.83)
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 Maria Guillen's NPI number?

The NPI number for Maria Guillen is 1831801141. It was assigned to this individual provider in the NPPES registry on December 19, 2022. The provider is also known as Maria D Guillen.

Where is Maria Guillen located?

Maria Guillen practices at 880 S Telshor Blvd Ste 100, Las Cruces, NM 88011. The listed phone number is (575) 395-7246.

What is Maria Guillen's specialty?

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

Is Maria Guillen enrolled in Medicare?

Yes. Maria Guillen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Maria Guillen was last updated on September 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days 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.