Tarek Ammar, MD
NPI 1649478314 · Gastroenterology Physician · Las Vegas, NV
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tarek Ammar, MD is a Gastroenterology Physician provider in Las Vegas, NV (NPI 1649478314).
Provider details
- NPI number
- 1649478314
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 10702453-1205 (UT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,653 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 263 | $47 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 185 | $89 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 174 | $112 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 148 | $165 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 148 | $61 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 345 | 132 |
| Famotidine | 81 | 32 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 70 | 69 |
| Pantoprazole Sodium | 61 | 27 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 43 | 42 |
| Linaclotidebrand: Linzess | 39 | 12 |
| Nortriptyline Hcl | 38 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,543 across 63 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 652 S Medical Center Dr Ste 330St George, UT 84790-7266Phone: (435) 251-3800
Registry dates
- Enumerated
- 2007-07-05
- Last updated
- 2021-02-18
- Certified
- 2021-02-18
Frequently asked questions
- What is Tarek Ammar's NPI number?
- Tarek Ammar's National Provider Identifier (NPI) is 1649478314, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tarek Ammar's specialty?
- Tarek Ammar is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Tarek Ammar located?
- Tarek Ammar's practice location on file with NPPES is 8530 W Sunset Rd, Las Vegas, NV 89113-2215.
- What is Tarek Ammar's phone number?
- The practice phone number listed in the NPPES registry for Tarek Ammar is (702) 483-4483.
- Does Tarek Ammar accept Medicare?
- Tarek Ammar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tarek Ammar's NPI active?
- Yes — Tarek Ammar's NPI (1649478314) is active in the NPPES registry as of the last update on 2021-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.