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MR. DONALD LOUIS STILES LCSW
NPI 1124733589
Social Worker - Clinical in Dallas, TX

Active since January 20, 2023PECOS EnrolledAccepts Medicare Assignment
1420 W MOCKINGBIRD LN STE 105, DALLAS, TX 75247(469) 983-1300 Get Directions Write a Review

NPPES record last updated: February 19, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 18, 2026, Jan 20, 2023 (2 updates tracked since 2023).

About Mr. Donald Louis Stiles Lcsw NPPES

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

MR. DONALD LOUIS STILES LCSW (NPI 1124733589) is an individual clinical provider in Dallas, Texas, licensed in Texas (108467) and active in the NPI registry since January 2023. He is enrolled in Medicare PECOS, maintains a secondary practice location in Kaufman, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1124733589
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. DONALD LOUIS STILESCredential: LCSW
Location Address1420 W MOCKINGBIRD LN STE 105Dallas, TX 75247-4936
Mailing Address598 W Interstate 30, Pmb 2036Royse City, TX 75189-7538 · (469) 981-9099
Phone(469) 983-1300
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateJanuary 20, 2023
Last NPPES UpdateFebruary 19, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 19, 2026
✔ NPI 1124733589 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in TX · 108467
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
Also ListedSocial WorkerTaxonomy 104100000X · License 108467 (TX)
1420 W MOCKINGBIRD LN STE 105, Dallas, TX 75247
Open in Google Maps ↗

Secondary Practice Location 1

Location 110626 Fm 429Kaufman, TX 75142-4718 · Phone (972) 962-2828

Other Identifiers 1

Other108467TX · Texas State Board Of Social Worker Examiners

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Oscar Insurance Company, UnitedHealthcare.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

Mr. Donald Louis Stiles Lcsw 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 ID2668957705
PECOS Enrollment IDI20260326003390
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 Reassignments

2

Medicare enrollment records show Donald Stiles reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Symbios Plus LLC
Same address
Behavioral Neurology & Neuropsychiatry
1420 W MOCKINGBIRD LN STE 455
Dallas, TX 75247
  • Reassigned Medicare billing, Texas enrollment
  • 7 clinicians in this Medicare group
NPI 1457240707 (469) 983-1300
New Path Counseling & Wellness, PLLC
25 mi
Mental Health
1101 RIDGE RD STE 133
Rockwall, TX 75087
  • Reassigned Medicare billing, Texas enrollment
  • 7 clinicians in this Medicare group
NPI 1609622455 (214) 233-4434

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 75247 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
$0.00 typical visit price
range $57.18 – $172.86
Typical copayment $0.00 (range $14.29 – $43.21)
Most-billed visit code NA
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.

Other Providers at the Same Location NPPES 3

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

STACEY OGDEN LPC
Counselor
1420 W MOCKINGBIRD LN STE 105
DALLAS, TX 75247
Dallas County (469) 983-1300
SYMBIOS INTEGRATIVE HEALTH LLC
General Practice
1420 W MOCKINGBIRD LN STE 105
DALLAS, TX 75247
Dallas County (469) 983-1300
DONALD STILES COUNSELING, PLLC
Social Worker (Clinical)
1420 W MOCKINGBIRD LN STE 105
DALLAS, TX 75247
Dallas County (469) 983-1300

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 Donald Stiles's NPI number?

The NPI number for Donald Stiles is 1124733589. It was assigned to this individual provider in the NPPES registry on January 20, 2023.

Where is Donald Stiles located?

Donald Stiles practices at 1420 W Mockingbird Ln Ste 105, Dallas, TX 75247. The listed phone number is (469) 983-1300.

What is Donald Stiles's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Donald Stiles enrolled in Medicare?

Yes. Donald Stiles 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 organizations bill Medicare for Donald Stiles's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Donald Stiles reassigns Medicare benefits to 2 organizations: Symbios Plus LLC (Dallas, TX) and New Path Counseling & Wellness, PLLC (Rockwall, TX). Each 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 Donald Stiles's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Donald Stiles accept?

Health plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company and UnitedHealthcare list Donald Stiles 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.

When was this NPI record last updated?

The NPPES record for Donald Stiles was last updated on February 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.