Physician Profile
Unclaimed ProfileAbout Dr. Perrillo
Based in Dallas, TX, Robert P. Perrillo, M.D. is listed in the NPI registry under gastroenterology. Robert graduated from Georgetown University School of Medicine in 1970. Robert is also listed as specializing in internal medicine. Medicare claims data shows Robert provided 43 services to 33 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (214) 820-8500
- Email not available
Practice Locations
3410 WORTH STREET SUITE 860
Dallas, TX 75246
Conditions Commonly Evaluated or Treated
Within Gastroenterology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Biliary and pancreas
- Acute pancreatitis
- Cholangitis
- Chronic pancreatitis
- Common bile duct stones
- Gallstones
- Pancreatic cysts
- Primary biliary cholangitis
- Primary sclerosing cholangitis
Colon and anorectal
- Anal fissure
- Colon polyps
- Colorectal cancer
- Diverticulosis and uncomplicated diverticulitis
- Hemorrhoids
- Lower gastrointestinal bleeding
Esophagus and swallowing
- Achalasia
- Acid reflux (GERD)
- Barrett's esophagus
- Difficulty swallowing
- Eosinophilic esophagitis
- Esophageal stricture
- Esophagitis
Functional bowel and motility
- Chronic constipation
- Chronic diarrhea
- Fecal incontinence
- Intestinal pseudo-obstruction
- Irritable bowel syndrome
- Small intestinal bacterial overgrowth
Inflammatory and immune
Liver
- Alcohol-associated liver disease
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatic encephalopathy
- Hepatitis B
- Hepatitis C
- Metabolic dysfunction-associated steatohepatitis
- Portal hypertension
- Wilson disease
Stomach and duodenum
- Celiac disease
- Functional dyspepsia
- Gastritis
- Gastroparesis
- H. pylori infection
- Peptic ulcer disease
Procedures & services
Lower endoscopy
- Colon polyp removal
- Colonoscopy
- Diagnostic colonoscopy
- Endoscopic control of gastrointestinal bleeding
- Flexible sigmoidoscopy
- Screening colonoscopy
Upper endoscopy
- Endoscopic mucosal resection
- Endoscopic submucosal dissection
- Esophageal biopsy
- Esophageal dilation
- Stomach biopsy
- Upper endoscopy
Capsule and physiology testing
- Ambulatory reflux monitoring
- Anorectal manometry
- Capsule endoscopy
- Esophageal manometry
- Hydrogen and methane breath testing
Liver procedures
Procedures Most Often Billed to Medicare
43 services · 33 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
24 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
19 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other gastroenterology specialists at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other gastroenterology specialists in Dallas 8
Same specialty, same city.
More connections — 22 related providers in 3 groups
Trained at Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1970 at Georgetown University School of Medicine 6
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in TX who bill this service to Medicare most often.
- Quest Diagnostics Clinical Laboratories INC
- Clinical Pathology Laboratories, INC.
- Quest Diagnostics Clinical Laboratories INC
- Laboratory Corporation of America
- Laboratory Corporation of America
- Lone Star Pathology PLLC
- Medical Clinic of Houston, LLP
- The University of Texas Southwestern Medical Center at Dallas
Common questions
What does Dr. Perrillo specialize in?
Dr. Perrillo is a gastroenterology in Dallas, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
Where is Dr. Perrillo located?
Dr. Perrillo is listed at 3410 WORTH STREET SUITE 860, Dallas, TX 75246. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Perrillo's phone number?
The number on file is (214) 820-8500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Perrillo?
Dr. Perrillo's National Provider Identifier is 1316962327. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Perrillo go to medical school?
Dr. Perrillo attended Georgetown University School of Medicine, graduating in 1970. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Perrillo have?
Dr. Perrillo has 56 years experience. Calculated from a graduation year of 1970, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Perrillo do most often?
According to Medicare billing data, Dr. Perrillo performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Perrillo's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Perrillo. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.