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MR. MAYRIEL OLIVER APRN-CNP
NPI 1417221946
Nurse Practitioner - Family in Katy, TX

Active since March 01, 2012PECOS Enrolled
21800 KATY FWY STE 240, KATY, TX 77449(346) 387-7001(346) 387-7002 Get Directions Write a Review

NPPES record last updated: August 9, 2023. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Aug 9, 2023, May 2, 2023 (2 updates tracked since 2023).

About Mr. Mayriel Oliver Aprn-cnp NPPES

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

MR. MAYRIEL OLIVER APRN-CNP (NPI 1417221946) is an individual family provider in Katy, Texas, licensed in Texas (1116832) and active in the NPI registry since March 2012. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417221946
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameMR. MAYRIEL OLIVERCredential: APRN-CNP
Location Address21800 KATY FWY STE 240Katy, TX 77449-7781
Mailing Address21800 Katy Fwy Ste 240Katy, TX 77449-7781 · (346) 387-7001 · Fax (346) 387-7002
Phone(346) 387-7001
Fax(346) 387-7002
Sole ProprietorYes
Enumeration DateMarch 1, 2012
Last NPPES UpdateAugust 9, 20232 updates tracked since enumeration
NPPES CertifiedAugust 9, 2023
✔ NPI 1417221946 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in TX · 1116832
Also ListedRegistered Nurse · General PracticeTaxonomy 163WG0000X · License 964788 (TX)
21800 KATY FWY STE 240, Katy, TX 77449
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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 (PECOS)

Mr. Mayriel Oliver Aprn-cnp 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.

Medicare Billing Reassignment

Medicare enrollment records show Mayriel Oliver reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Family Medicine Specialists Of Texas, PLLC
Same address
Family Medicine
21800 KATY FWY STE 240
Katy, TX 77449
  • Reassigned Medicare billing, Texas enrollment
  • 9 clinicians in this Medicare group
NPI 1558877944 (346) 387-7001

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 77449 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 5

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

SILVIA SEDRAK D.O.
Family Medicine
21800 KATY FWY STE 240
KATY, TX 77449
Harris County (346) 387-7001
FAMILY MEDICINE SPECIALISTS OF TEXAS, PLLC
Family Medicine
21800 KATY FWY STE 240
KATY, TX 77449
Harris County (346) 387-7001
DR. JIMMY TRI NGUYEN D.O.
Family Medicine
21800 KATY FWY STE 240
KATY, TX 77449
Harris County (346) 387-7001
DR. STEPHANIE KAY MOHMED DO
Family Medicine
21800 KATY FWY STE 240
KATY, TX 77449
Harris County (346) 387-7001
CHRISTINA GEORGE MD
Specialist
21800 KATY FWY STE 240
KATY, TX 77449
Harris County (346) 387-7008

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 Mayriel Oliver's NPI number?

The NPI number for Mayriel Oliver is 1417221946. It was assigned to this individual provider in the NPPES registry on March 1, 2012.

Where is Mayriel Oliver located?

Mayriel Oliver practices at 21800 Katy Fwy Ste 240, Katy, TX 77449. The listed phone number is (346) 387-7001.

What is Mayriel Oliver's specialty?

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

Is Mayriel Oliver enrolled in Medicare?

Yes. Mayriel Oliver is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mayriel Oliver's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mayriel Oliver reassigns Medicare benefits to Family Medicine Specialists Of Texas, PLLC (Katy, 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 Mayriel Oliver'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 Mayriel Oliver was last updated on August 9, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.