Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

LAUREN GAYLE ASH M.D.
NPI 1700011590
Surgery in Austin, TX

Q: What is Lauren Ash's NPI number?

The NPI number for Lauren Ash is 1700011590. It was assigned to this individual provider in the NPPES registry on May 21, 2009. The provider is also known as Lauren Gayle Sowrey M.D.

Q: What is Lauren Ash's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for Lauren Ash was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 days 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.

Active since May 21, 2009PECOS Enrolled

5815 W WILLIAM CANNON DR STE 106, AUSTIN, TX 78749(512) 615-3562(888) 972-4864 Get Directions Write a Review

NPPES record last updated: August 18, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 18, 2026, May 29, 2026, Feb 18, 2023 and 1 more (4 updates tracked since 2022).

On this page

About Lauren Gayle Ash M.d. NPPES

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

LAUREN GAYLE ASH M.D. (NPI 1700011590) is an individual surgery provider in Austin, Texas, licensed in Texas (BP1-0035437) and active in the NPI registry since May 2009. She is enrolled in Medicare PECOS, is affiliated with Ascension Seton Medical Center Austin, and is a graduate of University Of Texas Southwestern Medical School At Dallas (2014).

NPPES Registry Identity

NPI1700011590

Entity TypeIndividualFemale

Primary Taxonomy208600000X

Provider Legal NameLAUREN GAYLE ASHCredential: M.D.

Location Address5815 W WILLIAM CANNON DR STE 106Austin, TX 78749-1966

Mailing Address5815 W William Cannon Dr Ste 106Austin, TX 78749-1966 · (512) 615-3562 · Fax (888) 972-4864

Phone(512) 615-3562

Fax(888) 972-4864

Sole ProprietorNo

Medical School CMSUniversity Of Texas Southwestern Medical School At DallasGraduated 2014

Enumeration DateMay 21, 2009

Last NPPES UpdateAugust 18, 20264 updates tracked since enumeration

NPPES CertifiedAugust 18, 2026

✔ NPI 1700011590 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in TX · BP1-0035437

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

5815 W WILLIAM CANNON DR STE 106, Austin, TX 78749

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Other Names 1

Former Name (1)Lauren Gayle Sowrey M.d

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Oscar Insurance Company and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Lauren Gayle Ash M.d. 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 ID8325267826

PECOS Enrollment IDI20140916000877

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.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

58 services58 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

54 services44 patients

Repair of groin hernia using an endoscope 49650

This procedure involves the use of an endoscope, a thin tube with a camera, to repair a hernia in the groin area. The surgeon makes small incisions, inserts the endoscope, and uses special tools to fix the hernia. This minimally invasive technique often results in quicker recovery times.

13 services13 patients

Hospital Affiliations CMS Care Compare 2

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

Ascension Seton Medical Center Austin

Acute Care Hospitals · Austin, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450056

Location1201 W 38th StAustin, TX 78705 · Travis County

Emergency services Birthing friendly

Ascension Seton Southwest

Acute Care Hospitals · Austin, TX

OwnershipVoluntary non-profit - Private

CMS Certification Number450865

Location7900 Fm 1826Austin, TX 78737 · Hays County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78749 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

$89.03 typical visit price

range $57.88 – $174.00

Typical copayment $22.25 (range $14.47 – $43.50)

Most-billed visit code 99203

Established Patient

$71.95 typical visit price

range $18.88 – $142.23

Typical copayment $17.98 (range $4.72 – $35.55)

Most-billed visit code 99213

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

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

SURGERY SOUTHWEST AUSTIN PLLC

Surgery

5815 W WILLIAM CANNON DR STE 106
AUSTIN, TX 78749

Travis County (512) 615-3562

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 Lauren Ash's NPI number?

The NPI number for Lauren Ash is 1700011590. It was assigned to this individual provider in the NPPES registry on May 21, 2009. The provider is also known as Lauren Gayle Sowrey M.D.

Where is Lauren Ash located?

Lauren Ash practices at 5815 W William Cannon Dr Ste 106, Austin, TX 78749. The listed phone number is (512) 615-3562.

What is Lauren Ash's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Lauren Ash enrolled in Medicare?

Yes. Lauren Ash 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.

What insurance does Lauren Ash accept?

Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Oscar Insurance Company and Sendero Health Plans, Local Nonprofit list Lauren Ash 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 Lauren Ash affiliated with any hospitals?

According to CMS data, Lauren Ash is affiliated with Ascension Seton Medical Center Austin and Ascension Seton Southwest.

When was this NPI record last updated?

The NPPES record for Lauren Ash was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 days 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.