Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mrs. Marni Lynne Martinez, CNS

Individual provider Adult Health Clinical Nurse Specialist · NPI 1669756508

Mrs. Marni Lynne Martinez, CNS is a Certified Clinical Nurse Specialist (Cns) in Austin, Texas. Qualified in 2013, 13 years ago. Practices with Austin Gastroenterology PLLC, a 79-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Texas.

Years since qualifying
13
Licensed in
TX
In the registry since
2011
What do these letters mean?
CNS — Clinical Nurse Specialist
An advanced practice nurse specialising in a patient population or setting.

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Practice location Address checks out

7951 Shoal Creek Blvd Ste 200
Austin, TX 78757-7581
Phone: (512) 454-4588
Fax: (512) 681-6632
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Health Clinical Nurse Specialist (primary) Taxonomy 364SA2200X · Licence 761824 (TX)

Record details

NPI number1669756508
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNS
Sole proprietorNo
NPI enumeratedOctober 10, 2011
Last updated in NPPESAugust 15, 2023
Certification dateAugust 15, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED CLINICAL NURSE SPECIALIST (CNS)
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Austin Gastroenterology Pllc — 79 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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