Gastroparesis Treatments In Wesley Chapel, FL

Before anyone talks to you about a procedure, the diagnosis has to be confirmed with a 4-hour gastric emptying study. Not a 2-hour one. Dr. Gopal Grandhige is a board-certified surgeon with fellowship training in foregut surgery from Yale-New Haven Hospital who has treated stomach and esophageal disorders in Tampa Bay since 2009. Wesley Chapel patients drive about 35 to 45 minutes to the South Tampa office. Most are seen within two weeks.

The 4-hour test is the one that counts

A gastroparesis diagnosis requires a 4-hour gastric emptying study. In 2025 the American Gastroenterological Association published its first guideline written specifically for gastroparesis, and its opening recommendation is against 2-hour or shorter gastric emptying studies in favor of the full 4-hour protocol.

The reason is measurable. Shorter protocols produce false negatives and false positives at high rates. Some patients whose stomachs look normal at the 2-hour mark get reclassified as delayed once the scan runs the full four hours. If your study stopped early, your result may not mean what you were told it meant.

That puts a specific burden on the order itself. The referring physician has to write for four hours, and the imaging facility has to run it that way. This is one of the first things Dr. Grandhige checks when he reviews outside studies.

Mechanical obstruction has to be excluded before the label is applied at all. An upper endoscopy that finds food still sitting in the stomach after an overnight fast raises the suspicion, but it does not make the diagnosis. Gastroparesis also gets confused with GERD and IBS routinely, because the symptom lists overlap. The condition overview page covers what the study involves, the full symptom picture, and the treatment ladder from diet through subtotal gastrectomy.

What Wesley Chapel has locally, and what takes a drive

Diagnosis and medical management for gastroparesis are available in Pasco County. The endoscopic and surgical interventions are concentrated in Tampa.

Wesley Chapel gastroenterology practices evaluate delayed gastric emptying, order the testing, and manage prokinetics and anti-nausea medication. Per-oral pyloromyotomy, sometimes called POP or G-POEM, sits with a small number of Tampa operators. Dr. Grandhige is one of a handful of physicians performing it in the Tampa Bay area.

The office is at 1315 South Howard Avenue, Suite 101, Tampa, FL 33606. It is a yellow brick building next to Sally O’Neill’s Pizza, and parking is behind the restaurant. Office hours are 9 AM to 6 PM, Monday through Friday. The phone number is 813.922.2920.

For patients coming from Pasco County, the practice works the logistics rather than leaving them to you. Testing days get consolidated so you make fewer trips. When a study can be run closer to home without losing quality, it is. The practice also sends patients to a short list of testing sites on purpose: studies get scheduled faster, results come back promptly, and the quality of the study is consistent instead of variable.

Happy patient after heartburn surgery

Procedures come after medications, not instead of them

The 2025 AGA guideline recommends against the routine initial use of G-POEM or gastric electrical stimulation. Both are reserved for patients whose symptoms stay refractory after medical therapy has been optimized.

First-line looks like this: dietary changes toward small-particle, low-fat, low-residue meals, plus metoclopramide or erythromycin. Both drugs carry real limits. Metoclopramide has an FDA black box warning and can cause severe adverse effects that cap long-term use. Erythromycin loses effectiveness over time and brings its own side effects. The guideline also issued conditional recommendations against domperidone, prucalopride, aprepitant, nortriptyline, buspirone, and cannabidiol as first-line options.

The panel gave no recommendation at all on surgical pyloromyotomy or pyloroplasty. It named both as knowledge gaps. That is an honest statement about the state of the evidence, and it is worth knowing before anyone quotes you a success rate.

Dr. Grandhige’s stated position on his own procedures is consistent with that sequencing. He does not operate on patients unlikely to benefit, and he says the most important skill in foregut surgery is knowing when not to operate and which operation not to do. He is also direct about the cost of that policy: the patients he declines are often the least happy, because they arrive frustrated and want a definitive answer. His view is that they would be less happy still if an unnecessary operation left the symptoms exactly where they were.

The four confirmations before a pyloromyotomy

Four things get established before the pylorus is treated. Emptying is objectively delayed. Nothing mechanical is blocking the outlet. The symptoms match the physiology. And no other foregut problem is driving the picture.

Confirmed delay. A 4-hour scintigraphy result, not a symptom pattern. Symptoms alone are not sufficient grounds for a procedure.

No mechanical obstruction. Endoscopy and imaging first. Treating the pylorus when something structural is causing the holdup will not help.

Symptom-to-physiology match. Before you decide anything, you get told which symptoms are likely to improve, which are unlikely to, and which may only improve partly. Patients often want one diagnosis to explain every symptom. Bodies do not work that way, and unstated expectations are how technically successful procedures get remembered as failures.

Coexisting foregut disease identified. Gastroparesis overlaps with reflux, hiatal hernia, and achalasia often enough that sorting them out is part of the work, not a preliminary to it.

That last confirmation carries a detail most pages skip. In large hiatal hernias, the stomach itself can become atonic, and the larger the hernia, the more likely that is. An atonic stomach may or may not recover after the hernia is repaired. If you have both a sizable hernia and delayed emptying, the order of operations and the honest range of outcomes both change. That conversation should happen before a procedure is scheduled, not after.

Manometry separates achalasia from the rest, because achalasia can produce regurgitation and chest discomfort that reads like both reflux and gastroparesis on symptoms alone. And when a barium swallow is used, it corrects a common error in localization: where a patient feels food sticking matches the actual anatomic location only about 60 percent of the time. Patients frequently point to the throat when the delay is in the distal esophagus.

Dr. Grandhige also uses EndoFLIP to tailor treatment to an individual patient’s anatomy and physiology rather than applying a standard cut. The same tool guides his myotomy work in achalasia.

From your first phone call to your procedure

Most patients are seen within two weeks, and always within four. From first consultation to procedure runs four to eight weeks, depending on whether your testing is already done.

If your testing is complete when you arrive, one consultation is usually all that is needed. The diagnosis can be confirmed at that visit, options discussed, and insurance authorization started immediately. The procedure can be scheduled as early as four weeks out.

If testing is not complete, the first visit covers records review, education, and test planning. Studies get ordered and coordinated. A second visit follows about four weeks later to review results and finalize the plan. That path puts the procedure at roughly eight weeks from the first visit. The two-visit structure is deliberate. It buys time for objective confirmation instead of a rushed decision.

Insurance authorization runs in parallel and is handled entirely by the office: gathering documentation, submitting testing results and clinical notes, and communicating directly with the insurer. It can take four to six weeks on more complex cases. Authorization is secured before anything is scheduled, so there are no denials or surprise bills after the fact.

You can shorten all of this yourself. Send your records to info@tampareflux.com ahead of your appointment: prior endoscopy and pathology reports, gastric emptying study results, any pH testing or manometry, barium swallow or other imaging, office notes from gastroenterology, ENT, pulmonology, allergy, and primary care, a current medication list, and a list of prior surgeries. Dr. Grandhige personally reviews all of it before you walk in, which turns the consultation into an explanation instead of a data-gathering session.

Signed record releases get sent the day you call, but records still arrive late or incomplete more often than not. Fax-based systems and incompatible electronic records remain the bottleneck. Patients who bring their own material get a more definitive answer at the first visit. The patient forms page has the intake paperwork.

Who performs the procedure, and where

Dr. Gopal Grandhige is a board-certified general surgeon. All procedures are performed at HCA South Tampa Hospital.

His training: Bachelor of Science in Biology from Johns Hopkins University, medical degree from the University of Michigan, general surgery residency at Yale-New Haven Hospital, a fellowship in Burn and Critical Care at Yale-New Haven, and a fellowship in Foregut Surgery and Minimally Invasive Surgery at Yale-New Haven. He is a Fellow of the American College of Surgeons, a member of the Society of American Gastrointestinal and Endoscopic Surgeons, and a founding member of the American Foregut Society. On the reflux side of the practice he has performed over 600 fundoplications, over 600 LINX procedures, and over 200 TIF procedures. More detail is on the about the practice page.

The single-facility decision is deliberate. He previously operated at four local hospitals and consolidated to one. Same operating room team, same anesthesiologists, same equipment set up the same way every time. Foregut procedures are sensitive to small differences in positioning, instrument selection, and tension on repairs, and a team that sees these cases routinely recognizes problems early rather than reacting to them late.

Dr. Grandhige

A physician assistant he employs directly assists in every case, knows each patient’s specific anatomy and recovery course, and is reachable during office hours. Dr. Grandhige is reachable directly after hours. Several of the office medical assistants have worked with him for more than a decade, which is why the front-desk answers about testing requirements and timelines tend to be accurate the first time.

He treats benign disease of the esophagus, diaphragm, and stomach, including GERD, hiatal hernias, achalasia, and gastroparesis. He does not treat esophageal or gastric cancer.

What changed in 2026

Two things moved this year that affect how gastroparesis decisions get made.

The AGA guideline arrived in late 2025 with 12 conditional recommendations, and it is the first evidence-based guideline written specifically for this condition. It sharpened the testing standard and pushed procedures later in the sequence.

The second development is a drug. Naronapride, an investigational oral prokinetic, cleared Phase 2b. The MOVE-IT trial enrolled 328 adults with at least moderate idiopathic or diabetic gastroparesis in a 12-week, double-blind, placebo-controlled study. It met its primary endpoint on the ANMS GCSI-DD core symptom score at the 20 mg and 40 mg three-times-daily doses, with reported improvements across nausea, early satiety, post-prandial fullness, and upper abdominal pain. Results were announced in May 2026, and in June 2026 the sponsors said they are advancing into Phase 3 registration studies with a planned US new drug application.

What that means for your treatment options today: nothing. It is investigational. It is not approved, not prescribable, and not something you can request. It is relevant only to sequencing. If your oral options are limited and your symptoms are tolerable, a realistic pipeline timeline is one input into how quickly you move toward a procedure. The practice blog covers developments like this as they land.

Questions from Wesley Chapel patients

Probably not, for diagnostic purposes. The 2025 AGA guideline recommends against 2-hour or shorter protocols because of false negative and false positive rates. A normal 2-hour result does not rule out delayed emptying, and some patients are reclassified as delayed once the scan runs four hours. Bring the report and it can be reviewed.

In most cases, yes. The guideline reserves G-POEM and gastric electrical stimulation for patients whose symptoms remain refractory after medical therapy has been optimized. Diet modification and a trial of metoclopramide or erythromycin come first.

The procedure is concentrated among a small number of Tampa operators rather than on Pasco County campuses. That is why patients drive in for it.

Roughly 35 to 45 minutes to South Tampa, depending on time of day. The office consolidates testing appointments to reduce the number of trips, and arranges local testing where it can be done without compromising quality.

You will be told, and you will be told why. Dr. Grandhige declines patients whose symptoms are unlikely to improve with a procedure. He maintains working relationships with local gastroenterologists, ENT physicians, pulmonologists, and allergists and hands those patients off directly so there is no duplicated care or loss of clarity about the actual diagnosis.

No. Current treatments target symptoms and gastric emptying, not the underlying cause. Therapy is typically escalated over time to reach adequate symptom control.

Endoscopy and pathology reports, gastric emptying study results, pH testing, manometry, imaging, office notes from other specialists, a medication list, and a list of prior surgeries. Send them to info@tampareflux.com. Even studies from years ago are useful for understanding progression.

Usually within two weeks, always within four.

Schedule an evaluation

If you have been told you have gastroparesis and never received a testing-based explanation of why, that is the gap to close first. The evaluation starts with confirming the diagnosis, excluding what else could be causing it, and telling you plainly which of your symptoms a procedure could reasonably improve.

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An endoscopy cannot tell you if you have reflux. It can only tell you if you have complications of GERD. 

If you are unhappy with your reflux symptoms, come in and we can discuss testing and treatments that can accurately diagnose your problem. 

#reflux #gerd #hiatalhernia #gastroparesis #linx

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CALL US AT 813-922-2920
www.tampareflux.com

If you have a hiatal hernia and fit one of these categories, you should know your options. 

Dr. Grandhige is an expert in his field and performs 200 of these surgeries a year.  He is the only surgeon in the Tampa Bay Area who offers all surgical options - LINX, Fundoplications, TIF and will be one of 20 surgeons in America introducing the latest procedure RefluxStop in 2026. 

We accept most insurances but will verify yours before you come in.  These procedures are considered medically necessary and covered by your insurance.  You can expect to pay your in-network deductibles and nothing else. 

#hiatalhernia #reflux #GERD #LINX #refluxstop

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What causes reflux ?

1.  Weak lower esophageal sphincter
2.  Hiatal hernia
3.  Flattening of the Angle of His
4.  Poor esophageal motility
5.  Gastroparesis (slow stomach)

NOT increased acid production

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Don’t let GERD get in the way of living your life.  Request your appointment with us today on the link below. 
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https://tampareflux.com/contact-us/

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Anyone can be victim to GERD and though weight loss can help reduce GERD symptoms. Many athletes with high impact workouts may continue to have these symptoms. This may be a symptom of a hiatal hernia or other issue. We are more then happy to assist you in finding your solution, just click the link below. 
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Heartburn may seem like an annoyance. But if you find yourself having symptoms on a daily basis, it may be time to to talk to Dr. Grandhige as it could be a symptom of something worse. 
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If you are tired of avoiding your favorite foods or taking daily medications, we can help. 

We are the Tampa experts in reflux !  With years of experience and thousands of patients treated successfully, we offer all FDA approved anti-reflux procedures. 

Call 813-922-2920 to schedule your appointment
All major insurances accepted.

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Not all patients need surgical intervention.  Many patients are living a heartburn free life with their PPIs. However 40% of patients taking PPIs are not getting the relief they need.  If you are one of those, you have options!  Come in and find out more. 
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