Are you Michael J. Nunez, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 8230 Walnut Hill Ln, Suite 610, Dallas, TX 75231
About Dr. Nunez
Michael J. Nunez, M.D. practices gastroenterology in Dallas, TX. Michael is a 1991 graduate of Duke University School of Medicine. Medicare claims data shows Michael provided 10,408 services to 954 patients. The services billed most often include injection, vedolizumab, intravenous, 1 mg, injection, infliximab, excludes biosimilar, 10 mg, and biopsy of large bowel using a flexible endoscope. The provider's National Provider Identifier (NPI) is 1669413019.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (214) 345-7398
- Email not available
Practice Locations
8230 WALNUT HILL LN SUITE 610
Dallas, TX 75231
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
Most searched conditions
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
Procedures Most Often Billed to Medicare
10,408 services · 954 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
194 | More than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
158 | More often than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
137 | More often than most peers in Gastroenterology |
| Dilation of esophagus | Procedure | 43450 |
32 | As often as other peers in Gastroenterology |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
32 | More often than most peers in Gastroenterology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
30 | More often than most peers in Gastroenterology |
| Injection, vedolizumab, intravenous, 1 mg | Drug given | J3380 |
8,400 | More often than most peers in Gastroenterology |
| Injection, infliximab, excludes biosimilar, 10 mg | Drug given | J1745 |
1,030 | Less often than most peers in Gastroenterology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
186 | More often than most peers in Gastroenterology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
93 | More often than most peers in Gastroenterology |
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 gastroenterologists 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 gastroenterologists in Dallas 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Duke University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at Duke University School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 8
Providers in TX who bill this service to Medicare most often.
Common questions
What does Michael J. Nunez specialize in?
Michael J. Nunez is a gastroenterologist in Dallas, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where is Michael J. Nunez located?
Michael J. Nunez is listed at 8230 Walnut Hill Ln Suite 610, Dallas, TX 75231. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Michael J. Nunez's phone number?
The number on file is (214) 345-7398. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Michael J. Nunez?
Michael J. Nunez's National Provider Identifier is 1669413019. 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 Michael J. Nunez train?
Michael J. Nunez attended Duke University School of Medicine, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Michael J. Nunez have?
Michael J. Nunez has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What does Michael J. Nunez do most often?
According to Medicare billing data, Michael J. Nunez performs procedures including biopsy of large bowel using a flexible endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope; provides treatments such as administration of chemotherapy into vein, 1 hour or less and infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Michael J. Nunez's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Michael J. Nunez. If this is you, claiming it is free.
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