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DR. LAUREN ASHLEY BUCK M.D.
NPI 1265645253
Surgery in Irving, TX

Active since May 07, 2007PECOS EnrolledAccepts Medicare Assignment
6750 N MACARTHUR BLVD STE 160, IRVING, TX 75039(469) 283-1217 Get Directions Write a Review

NPPES record last updated: June 5, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 5, 2020, Apr 23, 2019 (2 updates tracked since 2019).

About Dr. Lauren Ashley Buck M.d. NPPES

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

DR. LAUREN ASHLEY BUCK M.D. (NPI 1265645253) is an individual surgery provider in Irving, Texas, licensed in Texas (Q4052) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS, is affiliated with Medical City Lewisville, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1265645253
Entity TypeIndividualFemale
Primary Taxonomy208600000X
Provider Legal NameDR. LAUREN ASHLEY BUCKCredential: M.D.
Location Address6750 N MACARTHUR BLVD STE 160Irving, TX 75039-2517
Mailing Address6750 N Macarthur Blvd Ste 160Irving, TX 75039-2517 · (469) 283-1217
Phone(469) 283-1217
Sole ProprietorYes
Medical School CMSUniversity Of Texas Medical School At San AntonioGraduated 2006
Enumeration DateMay 7, 2007
Last NPPES UpdateJune 5, 20202 updates tracked since enumeration
NPPES CertifiedJune 5, 2020
✔ NPI 1265645253 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
Licenses✔ Licensed in TX · Q4052✔ Licensed in MS · 22405✔ Licensed in LA · MD.207196
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.
6750 N MACARTHUR BLVD STE 160, Irving, TX 75039
Open in Google Maps ↗

Secondary Practice Locations 4

Location 1301 Fisher StBiloxi, MS 39534-2508 · Phone (210) 667-3207
Location 2475 Elm St Ste 100Lewisville, TX 75057 · Phone (214) 222-8150
Location 34820 State Highway 121 Ste 400Lewisville, TX 75056 · Phone (214) 222-8150
Location 44300 Windsor Centre Trl Ste 400Flower Mound, TX 75028 · Phone (214) 222-8150

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Lauren Ashley Buck 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 ID42441073
PECOS Enrollment IDI20150929002474
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.

Medicare Billing Reassignment

Medicare enrollment records show Lauren Buck reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Surgery Associates Of Ntx, PLLC
21 mi
Surgery
3322 COLORADO BLVD, SUITE 101
Denton, TX 76210
  • Reassigned Medicare billing, Texas enrollment
  • 74 clinicians in this Medicare group
NPI 1134522691 (940) 387-7588

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

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 moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
36 services36 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
30 services30 patients

Hospital Affiliations CMS Care Compare

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

Medical City Lewisville

Acute Care Hospitals · Lewisville, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450669
Location500 West Main StreetLewisville, TX 75057 · Denton County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75039 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
$88.19 typical visit price
range $57.18 – $172.86
Typical copayment $22.04 (range $14.29 – $43.21)
Most-billed visit code 99203
Established Patient
$71.28 typical visit price
range $18.48 – $141.20
Typical copayment $17.82 (range $4.62 – $35.30)
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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Continuous positive airway pressure (cpap) device E0601
DME-Other DME · category DE001N
2 suppliers12 claims12 services$26.05 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

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

DR. PETER R NUTTLEMAN MD
Surgery
6750 N MACARTHUR BLVD STE 160
IRVING, TX 75039
Dallas County (469) 283-1217
STEVEN JAMES SCHIERLING MD
Surgery
6750 N MACARTHUR BLVD STE 160
IRVING, TX 75039
Dallas County (469) 283-1217

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 Buck's NPI number?

The NPI number for Lauren Buck is 1265645253. It was assigned to this individual provider in the NPPES registry on May 7, 2007.

Where is Lauren Buck located?

Lauren Buck practices at 6750 N Macarthur Blvd Ste 160, Irving, TX 75039. The listed phone number is (469) 283-1217.

What is Lauren Buck's specialty?

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

Is Lauren Buck enrolled in Medicare?

Yes. Lauren Buck 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.

Which organization bills Medicare for Lauren Buck's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lauren Buck reassigns Medicare benefits to Surgery Associates Of Ntx, PLLC (Denton, TX). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Lauren Buck's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Lauren Buck accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 6 other insurers list Lauren Buck 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 Buck affiliated with any hospitals?

According to CMS data, Lauren Buck is affiliated with Medical City Lewisville.

When was this NPI record last updated?

The NPPES record for Lauren Buck was last updated on June 5, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.