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MERLA SIERRA FNP
NPI 1285457242
Nurse Practitioner - Family in Lufkin, TX

Active since November 06, 2024PECOS EnrolledAccepts Medicare Assignment
410 GASLIGHT BLVD, LUFKIN, TX 75904(936) 639-5150 Get Directions Write a Review

NPPES record last updated: November 6, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Merla Sierra Fnp NPPES

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

MERLA SIERRA FNP (NPI 1285457242) is an individual family provider in Lufkin, Texas, licensed in Texas (1178806) and active in the NPI registry since November 2024. She is enrolled in Medicare PECOS, is affiliated with Woodland Heights Medical Center, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1285457242
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMERLA SIERRACredential: FNP
Location Address410 GASLIGHT BLVDLufkin, TX 75904-3123
Mailing Address410 Gaslight BlvdLufkin, TX 75904-3123
Phone(936) 639-5150
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateNovember 6, 2024
NPPES CertifiedNovember 6, 2024
✔ NPI 1285457242 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 · 1178806
410 GASLIGHT BLVD, Lufkin, TX 75904
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, UnitedHealthcare.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

Merla Sierra Fnp 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 ID5991231219
PECOS Enrollment IDI20241210004477
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 Merla Sierra reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dmctx2, PLLC
Same address
Multi-Specialty
410 GASLIGHT BLVD
Lufkin, TX 75904
  • Reassigned Medicare billing, Texas enrollment
  • 7 clinicians in this Medicare group
NPI 1447711007 (936) 635-1127

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Woodland Heights Medical Center

Acute Care Hospitals · Lufkin, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450484
Location505 South John Redditt DriveLufkin, TX 75904 · Angelina County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75904 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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 6

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

JERRY L SPINKS, MD, PA
Clinic/Center (Primary Care)
410 GASLIGHT BLVD
LUFKIN, TX 75904
Angelina County (936) 639-2338
MS. LINDA C ROBBINS A/GNP-BC
Nurse Practitioner (Adult Health)
410 GASLIGHT BLVD
LUFKIN, TX 75904
Angelina County (936) 639-2338
JERRY L SPINKS
Family Medicine
410 GASLIGHT BLVD
LUFKIN, TX 75904
Angelina County (936) 639-2338
DMCTX2, PLLC
Clinic/Center (Multi-Specialty)
410 GASLIGHT BLVD
LUFKIN, TX 75904
Angelina County (936) 635-1127
HUNTER LOONEY, MD PA
Clinic/Center (Medical Specialty)
410 GASLIGHT BLVD
LUFKIN, TX 75904
Angelina County (936) 639-2338
JOSEPHINE ANGELA HESS FNP-C
Nurse Practitioner (Family)
410 GASLIGHT BLVD
LUFKIN, TX 75904
Angelina County (936) 639-5150

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 Merla Sierra's NPI number?

The NPI number for Merla Sierra is 1285457242. It was assigned to this individual provider in the NPPES registry on November 6, 2024.

Where is Merla Sierra located?

Merla Sierra practices at 410 Gaslight Blvd, Lufkin, TX 75904. The listed phone number is (936) 639-5150.

What is Merla Sierra's specialty?

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

Is Merla Sierra enrolled in Medicare?

Yes. Merla Sierra 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 Merla Sierra's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Merla Sierra reassigns Medicare benefits to Dmctx2, PLLC (Lufkin, 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 Merla Sierra's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Merla Sierra accept?

Health plans from Blue Cross and Blue Shield of Texas and UnitedHealthcare list Merla Sierra 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.

Is Merla Sierra affiliated with any hospitals?

According to CMS data, Merla Sierra is affiliated with Woodland Heights Medical Center.

When was this NPI record last updated?

The NPPES record for Merla Sierra was last updated on November 6, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 months 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.