Merla Sierra, FNP
NPI 1285457242 · Family Nurse Practitioner · Lufkin, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Merla Sierra, FNP is a Family Nurse Practitioner provider in Lufkin, TX (NPI 1285457242).
Provider details
- NPI number
- 1285457242
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 1178806 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-11-06
- Last updated
- 2024-11-06
- Certified
- 2024-11-06
Frequently asked questions
- What is Merla Sierra's NPI number?
- Merla Sierra's National Provider Identifier (NPI) is 1285457242, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Merla Sierra's specialty?
- Merla Sierra is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Merla Sierra located?
- Merla Sierra's practice location on file with NPPES is 410 Gaslight Blvd, Lufkin, TX 75904-3123.
- What is Merla Sierra's phone number?
- The practice phone number listed in the NPPES registry for Merla Sierra is (936) 639-5150.
- Does Merla Sierra accept Medicare?
- Merla Sierra is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Merla Sierra's NPI active?
- Yes — Merla Sierra's NPI (1285457242) is active in the NPPES registry as of the last update on 2024-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.