Flower Mound's approximately 80,000 residents are served by a community known for Flower Mound Town Center, Cross Timbers, and the Grapevine Lake shoreline. What Flower Mound lacks is a 24/7 freestanding emergency room with a full-service on-site laboratory. Hospital ERs near Flower Mound can mean multi-hour waits for basic results, and urgent cares often send labs out, leaving you waiting days for an answer.
That's why Flower Mound residents rely on ER Of Fort Worth at 4561 Heritage Trace Parkway — just 20 miles from Flower Mound via US-377. We are open 24 hours a day, 7 days a week, 365 days a year. When a Flower Mound patient near Flower Mound Town Center, Cross Timbers, and the Grapevine Lake shoreline needs urgent answers, our on-site laboratory delivers most results in 30—60 minutes — no appointment required.
Lab services Flower Mound trusts.
When you need answers fast, where the lab is located matters. Here is why Flower Mound residents near Flower Mound Town Center, Cross Timbers, and the Grapevine Lake shoreline choose ER Of Fort Worth.
25-minute drive from Flower Mound
Take FM 1171 west to US-377 south, then continue toward I-35W and Heritage Trace Parkway.
Results in 30-60 minutes
Flower Mound patients get diagnosis and treatment in the same visit — no waiting days for an outside lab.
Imaging in the same building
CT, ultrasound and X-ray right alongside the lab — Flower Mound patients get a complete diagnosis in one stop.
Board-certified ER physicians
Lab results for Flower Mound patients are interpreted by board-certified emergency medicine physicians — 24/7.
When labs guide care.
Lab work is essential for diagnosing many emergencies — these are the most common situations where on-site labs matter most for Flower Mound patients.
Common reasons.
Our lab supports the full range of ER evaluations for Flower Mound patients — and connects to outside ordering when needed.
- ✓Symptom evaluation
- ✓Infection workup
- ✓Cardiac evaluation
- ✓Drug screening
- ✓Pre-procedure clearance
- ✓Chronic disease monitoring
When labs can't wait.
- —Need for urgent diagnosis
- —Cardiac symptoms (chest pain, palpitations)
- —Suspected serious infection
- —Diabetic emergency (DKA, severe hypo/hyperglycemia)
- —Unexplained bleeding requiring evaluation
- —Urgent pregnancy testing
Not sure? Call us from Flower Mound.
Our nurses can help you decide.
Tests we offer.
Our on-site lab handles the full spectrum of emergency diagnostic testing 24/7 for Flower Mound patients.
Chemistry panels
Electrolytes, kidney function, liver enzymes, glucose, BMP and CMP.
Hematology
CBC, differential count, platelet count and reticulocyte studies.
Microbiology
Blood, urine, wound cultures and gram stains.
Urinalysis
Same-visit results — UTI, kidney function, pregnancy.
Coagulation studies
PT/INR, PTT and D-dimer for clot evaluation.
Rapid PCR & antigen tests
COVID, flu, RSV, strep — results in under an hour.
Getting to our ER from Flower Mound, TX.
We are located at 4561 Heritage Trace Parkway, Suite 117, Fort Worth, TX 76244 — approximately 20 miles from Flower Mound. The drive typically takes 25 minutes or less under normal traffic conditions.
- 1 Primary route: Take FM 1171 west to US-377 south, then continue toward I-35W and Heritage Trace Parkway. Total: ~20 miles, ~25 min.
- 2 Alternate route: From Cross Timbers or Flower Mound Town Center, follow US-377 south through Roanoke toward I-35W. Total: ~20 miles, ~25 min.
- ! Tip: If you have an existing prescription or referral for labs, bring it along — but it's not required. Flower Mound patients can walk in directly.
Our parking lot offers drop-off access directly adjacent to the front entrance. See our full Flower Mound service area page for a map and neighborhood details.
Why ER Of Fort Worth for Flower Mound's lab needs.
Same-visit results
Most lab results back in 30-60 minutes — diagnosis and treatment in one visit for Flower Mound patients.
Board-certified physicians
Lab results interpreted by emergency-medicine doctors, 24/7. Meet our ER doctors.
Imaging in the same building
CT, ultrasound and X-ray right alongside the lab.
All major insurance accepted
BCBS, Aetna, Cigna, UnitedHealthcare, Humana, Medicare, Tricare and more. See full insurance list —
Insurance accepted.
Flower Mound residents should not delay urgent lab testing due to insurance questions. We accept all major commercial insurance, Medicare, Medicaid, Tricare and many more. View our full accepted insurance list —
Our billing team is available to answer questions about your coverage before, during, or after your visit. Self-pay pricing is transparent and available on request.
Questions from Flower Mound patients.
How far is ER Of Fort Worth from Flower Mound TX?
We are approximately 20 miles from Flower Mound — about 25 minutes under normal traffic. Take FM 1171 west to US-377 south, then continue toward I-35W and Heritage Trace Parkway.
What is the fastest route from Flower Mound to your ER?
Take FM 1171 west to US-377 south, then continue toward I-35W and Heritage Trace Parkway. From Cross Timbers or Flower Mound Town Center, follow US-377 south through Roanoke toward I-35W. For turn-by-turn directions, enter "4561 Heritage Trace Pkwy, Fort Worth, TX 76244" into Google Maps or Apple Maps.
How quickly do lab results come back for Flower Mound patients?
Most basic tests return in 30—60 minutes. Cultures take 24—48 hours — we'll call Flower Mound patients with those results.
Do you do COVID, flu and RSV tests for Flower Mound residents?
Yes — rapid PCR testing on-site for COVID, flu A/B, RSV and strep, with results in under an hour for Flower Mound patients.
Will my insurance cover lab tests from Flower Mound TX?
Yes, when ordered as part of a medically necessary ER visit. We accept all major insurance, including BCBS, Aetna, Cigna, UnitedHealthcare, Humana, Medicare, and Tricare. See our full insurance details at /insurance/.
Will my doctor back in Flower Mound get the lab results?
We can fax or electronically send results to your primary care provider. Just give us their info at check-in and we'll make sure your Flower Mound doctor stays in the loop.
Can Flower Mound residents get lab work without a full ER visit?
Lab work performed in our facility is part of the ER evaluation. For routine outpatient labs, Flower Mound residents should contact their primary care provider — but for any urgent or unexplained symptom, our ER lab can deliver same-visit answers.
Can Flower Mound patients use online check-in for lab work?
Online check-in at /online-check-in/ is available for non-emergency symptoms. If you have chest pain, signs of serious infection, or a diabetic emergency, do not pause to fill out a form — call 817-945-4200 or come straight in.
What's the best route from the Flower Mound Town Center, Cross Timbers, and the Grapevine Lake shoreline area in Flower Mound to your ER?
Take FM 1171 west to US-377 south, then continue toward I-35W and Heritage Trace Parkway. From Cross Timbers or Flower Mound Town Center, follow US-377 south through Roanoke toward I-35W. Both routes average 25 minutes under normal Tarrant County traffic.