Mar & Slz LLC
NPI 1649059379 · Family Nurse Practitioner · Houston, TX
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mar & Slz LLC is a Family Nurse Practitioner organization in Houston, TX (NPI 1649059379).
Provider details
- NPI number
- 1649059379
- Entity type
- Organization
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Aurora Mustafa Alvarez, Owner/Fnp(786) 716-2411
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
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Other names (DBA / former)
- Doing business as
- Clinica Hispana Las Americas
Additional practice locations (1)
- 1606 Gessner RdHouston, TX 77080-7002Phone: (832) 991-8807Fax: (832) 991-8850
Registry dates
- Enumerated
- 2023-09-22
- Last updated
- 2023-09-22
- Certified
- 2023-09-22
Frequently asked questions
- What is Mar & Slz LLC's NPI number?
- Mar & Slz LLC's National Provider Identifier (NPI) is 1649059379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mar & Slz LLC?
- Mar & Slz LLC is classified in the NPPES registry as Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mar & Slz LLC located?
- Mar & Slz LLC's practice location on file with NPPES is 7691 Clarewood Dr, Houston, TX 77036-4921.
- What is Mar & Slz LLC's phone number?
- The practice phone number listed in the NPPES registry for Mar & Slz LLC is (281) 974-2268.
- Does Mar & Slz LLC accept Medicare?
- Mar & Slz LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mar & Slz LLC?
- The authorized official listed on Mar & Slz LLC's NPPES record is Aurora Mustafa Alvarez, Owner/Fnp. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mar & Slz LLC's NPI active?
- Yes — Mar & Slz LLC's NPI (1649059379) is active in the NPPES registry as of the last update on 2023-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.