LONGHORN PEDIATRICS
NPI 1447598693
Pediatrics in Austin, TX

Q: What is Merrick Mcmains, MD, PA's NPI number?

The NPI number for Merrick Mcmains, MD, PA is 1447598693. It was assigned to this organization in the NPPES registry on January 23, 2013. The provider is doing business as Longhorn Pediatrics.

Q: What is Merrick Mcmains, MD, PA's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Active since January 23, 2013

2911 MEDICAL ARTS ST, SUITE 20, AUSTIN, TX 78705(512) 236-9306 Get Directions Write a Review

NPPES record last updated: January 23, 2013. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Longhorn Pediatrics NPPES

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

LONGHORN PEDIATRICS (NPI 1447598693) is a healthcare organization registered as a pediatrics in Austin, Texas and active in the NPI registry since January 2013. The organization lists Merrick Mcmains, President, as its authorized official.

NPPES Registry Identity

NPI1447598693

Entity TypeOrganization

Primary Taxonomy208000000X

Legal Business NameMERRICK MCMAINS, MD, PA

Location Address2911 MEDICAL ARTS ST, SUITE 20Austin, TX 78705-3376

Mailing Address2911 Medical Arts St, Suite 20Austin, TX 78705-3376 · (512) 236-9306

Phone(512) 236-9306

Organization SubpartNo

Authorized OfficialMerrick McmainsPresident · (512) 236-9306

Enumeration DateJanuary 23, 2013

✔ NPI 1447598693 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

2911 MEDICAL ARTS ST, Austin, TX 78705

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Other Names 1

Doing Business AsLonghorn Pediatrics

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

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

CHARLIE P ROSS MD

Surgery

2911 MEDICAL ARTS ST, BLDG 2 ATTN: AUSTIN SURGICAL CLINIC ASSN
AUSTIN, TX 78705

Travis County (512) 478-3402

MELISSA GUZMAN WINN MD

Obstetrics & Gynecology

2911 MEDICAL ARTS ST, BUILDING 3
AUSTIN, TX 78705

Travis County (512) 391-0175

SRIDHAR PATLOLLA REDDY M.D.

Internal Medicine (Gastroenterology)

2911 MEDICAL ARTS ST, STE 9
AUSTIN, TX 78705

Travis County (512) 474-6321

YU-HAN VIRGINIA HU M.D.

Obstetrics & Gynecology

2911 MEDICAL ARTS ST, BLDG 3
AUSTIN, TX 78705

Travis County (512) 391-0175

R MICHELLE CHOUTEAU MD PA

Obstetrics & Gynecology

2911 MEDICAL ARTS ST, STE 19A
AUSTIN, TX 78705

Travis County (512) 477-1954

AUSTIN OB-GYN ASSOCIATES PA

Obstetrics & Gynecology

2911 MEDICAL ARTS ST, BLDG 3
AUSTIN, TX 78705

Travis County (512) 391-0175

DR. CARLOS RUBIN DE CELIS MD

Internal Medicine (Medical Oncology)

2911 MEDICAL ARTS ST, SUITE 13
AUSTIN, TX 78705

Travis County (512) 478-9990

MRS. GERALDINE SADIE LANSANG NP

Nurse Practitioner (Primary Care)

2911 MEDICAL ARTS ST
AUSTIN, TX 78705

Travis County (866) 473-0663

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 Merrick Mcmains, MD, PA's NPI number?

The NPI number for Merrick Mcmains, MD, PA is 1447598693. It was assigned to this organization in the NPPES registry on January 23, 2013. The provider is doing business as Longhorn Pediatrics.

Where is Merrick Mcmains, MD, PA located?

Merrick Mcmains, MD, PA is located at 2911 Medical Arts St Suite 20, Austin, TX 78705. The listed phone number is (512) 236-9306.

What is Merrick Mcmains, MD, PA's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

When was this NPI record last updated?

The NPPES record for Merrick Mcmains, MD, PA was last updated on January 23, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.