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DR. WILLIAM E. STEVENS M.D.
NPI 1811931298
Internal Medicine - Gastroenterology in Dallas, TX

Active since June 15, 2006PECOS Enrolled
79.87/100
CMS Quality Rating
8230 WALNUT HILL LN, SUITE 610, DALLAS, TX 75231(214) 345-7398(214) 345-4606 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. William E. Stevens M.d. NPPES

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

DR. WILLIAM E. STEVENS M.D. (NPI 1811931298) is an individual gastroenterology provider in Dallas, Texas, licensed in Texas (H9429) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1811931298
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. WILLIAM E. STEVENSCredential: M.D.
Location Address8230 WALNUT HILL LN, SUITE 610Dallas, TX 75231-4482
Mailing AddressPo Box 35629Dallas, TX 75235-0629 · (214) 424-2213 · Fax (214) 231-2159
Phone(214) 345-7398
Fax(214) 345-4606
Sole ProprietorNo
Enumeration DateJune 15, 2006
Last NPPES UpdateMarch 7, 2023
✔ NPI 1811931298 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TX · H9429
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
8230 WALNUT HILL LN, Dallas, TX 75231
Open in Google Maps ↗

Other Identifiers 5

Medicaid125440105TX
OtherF0078040TX · Dps
Medicaid125440104TX
Medicaid081585401TX
Other8S9974TX · Bcbs

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William E. Stevens M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 William Stevens reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Texas Digestive Disease Consultants, PLLC
11 mi
Gastroenterology
701 TUSCAN DR, STE 110
Irving, TX 75039
  • Reassigned Medicare billing, Texas enrollment
  • 575 clinicians in this Medicare group
NPI 1053397331 (214) 496-1100

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75231 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
$131.01 typical visit price
range $57.18 – $172.86
Typical copayment $32.75 (range $14.29 – $43.21)
Most-billed visit code 99204
Established Patient
$100.80 typical visit price
range $18.48 – $141.20
Typical copayment $25.20 (range $4.62 – $35.30)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

79.87/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality68.55
Promoting Interoperability100
Improvement Activities40
Cost64.36

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.

AMARDEEP K GILL NP
Registered Nurse (Pain Management)
8230 WALNUT HILL LN, STE 320
DALLAS, TX 75231
Dallas County (214) 265-9991
PETER D HINO M.D.
Dermatology
8230 WALNUT HILL LN, SUITE 500
DALLAS, TX 75231
Dallas County (214) 739-5821
SCOTT ZASHIN MD
Specialist
8230 WALNUT HILL LN, SUITE 818
DALLAS, TX 75231
Dallas County (214) 363-2812
SOUTHWEST INFUSION, LLC
Internal Medicine (Rheumatology)
8230 WALNUT HILL LN, SUITE 614
DALLAS, TX 75231
Dallas County (469) 916-0677
NEUROLOGIC MONITORING LLP
Specialist/Technologist, Other (Electroneurodiagnostic)
8230 WALNUT HILL LN, SUITE 220
DALLAS, TX 75231
Dallas County (214) 445-6938
DR. HOMA JACKSON PORTER II M.D.
Urology
8230 WALNUT HILL LN, SUITE 700
DALLAS, TX 75231
Dallas County (214) 691-1902
JOHN WESLEY NORMAN PA-C
Physician Assistant
8230 WALNUT HILL LN
DALLAS, TX 75231
Dallas County (214) 645-2300
AZADEH NAMIRANIAN PA-C
Physician Assistant (Medical)
8230 WALNUT HILL LN, SUITE 610
DALLAS, TX 75231
Dallas County (214) 345-7398

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 William Stevens's NPI number?

The NPI number for William Stevens is 1811931298. It was assigned to this individual provider in the NPPES registry on June 15, 2006.

Where is William Stevens located?

William Stevens practices at 8230 Walnut Hill Ln Suite 610, Dallas, TX 75231. The listed phone number is (214) 345-7398.

What is William Stevens's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is William Stevens enrolled in Medicare?

Yes. William Stevens is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for William Stevens's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Stevens reassigns Medicare benefits to Texas Digestive Disease Consultants, PLLC (Irving, 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 William Stevens's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for William Stevens was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.