KATRINA MAE ZALAVARRIA FNP-C
NPI 1376924530
Nurse Practitioner - Family in Houston, TX

Active since June 14, 2015PECOS EnrolledAccepts Medicare Assignment
2727 W HOLCOMBE BLVD, HOUSTON, TX 77025(713) 442-0000 Get Directions Write a Review

NPPES record last updated: August 26, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 26, 2021, Mar 22, 2021, Mar 3, 2017 (3 updates tracked since 2017).

About Katrina Mae Zalavarria Fnp-c NPPES

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

KATRINA MAE ZALAVARRIA FNP-C (NPI 1376924530) is an individual family provider in Houston, Texas, licensed in Texas (AP127966) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2014).

NPPES Registry Identity

NPI1376924530
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameKATRINA MAE ZALAVARRIACredential: FNP-C
Location Address2727 W HOLCOMBE BLVDHouston, TX 77025-1669
Mailing Address11511 Shadow Creek PkwyPearland, TX 77584-7298 · (713) 442-0000
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateJune 14, 2015
Last NPPES UpdateAugust 26, 20213 updates tracked since enumeration
NPPES CertifiedAugust 26, 2021
✔ NPI 1376924530 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 TX · AP127966
2727 W HOLCOMBE BLVD, Houston, TX 77025

Other Identifiers 1

Medicaid365857705TX

Accepted Insurance

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

Katrina Mae Zalavarria 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 ID5092024885
PECOS Enrollment IDI20151110000271
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 Reassignment

Medicare enrollment records show Katrina Mae Zalavarria reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Multi-Specialty
2727 W HOLCOMBE BLVD
Houston, TX 77025
  • Reassigned Medicare billing, Texas enrollment
  • 1,649 clinicians in this Medicare group

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77025 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
$90.40 typical visit price
range $58.24 – $176.98
Typical copayment $22.60 (range $14.56 – $44.24)
Most-billed visit code 99203
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Optometrist
2727 W HOLCOMBE BLVD, 4TH FLOOR, OPTOMETRY
HOUSTON, TX 77025
Internal Medicine (Pulmonary Disease)
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Physical Medicine & Rehabilitation
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Physician Assistant (Surgical)
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Speech-Language Pathologist
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Clinic/Center (Multi-Specialty)
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Psychiatry & Neurology (Neurology)
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Audiologist
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025

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 Katrina Mae Zalavarria's NPI number?

The NPI number for Katrina Mae Zalavarria is 1376924530. It was assigned to this individual provider in the NPPES registry on June 14, 2015.

Where is Katrina Mae Zalavarria located?

Katrina Mae Zalavarria practices at 2727 W Holcombe Blvd, Houston, TX 77025. The listed phone number is (713) 442-0000.

What is Katrina Mae Zalavarria's specialty?

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

Is Katrina Mae Zalavarria enrolled in Medicare?

Yes. Katrina Mae Zalavarria 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 organization bills Medicare for Katrina Mae Zalavarria's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katrina Mae Zalavarria reassigns Medicare benefits to Kelsey-Seybold Medical Group, PLLC (Houston, TX). The 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 Katrina Mae Zalavarria's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katrina Mae Zalavarria accept?

Health plans from UnitedHealthcare list Katrina Mae Zalavarria as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Katrina Mae Zalavarria was last updated on August 26, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.