Physician Profile
Unclaimed ProfileAbout 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.
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) 345-7398
- Email not available
Practice Locations
8230 WALNUT HILL LN SUITE 610
Dallas, TX 75231
Procedures Most Often Billed to Medicare
10,408 services · 954 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
194 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
158 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
137 |
| Dilation of esophagus | Procedure | 43450 |
32 |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
32 |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
30 |
| Injection, vedolizumab, intravenous, 1 mg | Drug given | J3380 |
8,400 |
| Injection, infliximab, excludes biosimilar, 10 mg | Drug given | J1745 |
1,030 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
186 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
93 |
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 — 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 Dr. Nunez specialize in?
Dr. Nunez 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. Nunez located?
Dr. 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 Dr. Nunez's phone number?
The number on file is (214) 345-7398. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Nunez?
Dr. 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 Dr. Nunez go to medical school?
Dr. 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 Dr. Nunez have?
Dr. Nunez has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Nunez do most often?
According to Medicare billing data, Dr. 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 Dr. Nunez's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Nunez. 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.