Mark Dawson
NPI 1457322133 · Gastroenterology Physician · Bradenton, FL
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Dawson is a Gastroenterology Physician provider in Bradenton, FL (NPI 1457322133).
Provider details
- NPI number
- 1457322133
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- ME0064729 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
1,101 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) |
|---|---|---|
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 203 | $70 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 110 | $124 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 107 | $176 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 93 | $169 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 78 | $164 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 921 | 328 |
| Linaclotidebrand: Linzess | 102 | 32 |
| Omeprazole | 64 | 25 |
| Lubiprostone | 55 | 30 |
| Sucralfate | 53 | 23 |
| Ondansetronbrand: Ondansetron Odt | 47 | 17 |
| Famotidine | 46 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,494 across 67 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)
- 129 S Pebble Beach Blvd Ste 100Sun City Center, FL 33573-5718Phone: (813) 634-9272Fax: (941) 748-3694
Registry dates
- Enumerated
- 2006-01-30
- Last updated
- 2021-02-10
- Certified
- 2021-02-10
Frequently asked questions
- What is Mark Dawson's NPI number?
- Mark Dawson's National Provider Identifier (NPI) is 1457322133, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Dawson's specialty?
- Mark Dawson is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Dawson located?
- Mark Dawson's practice location on file with NPPES is 101 Riverfront Blvd Ste 700, Bradenton, FL 34205-8823.
- What is Mark Dawson's phone number?
- The practice phone number listed in the NPPES registry for Mark Dawson is (941) 748-2417.
- Does Mark Dawson accept Medicare?
- Mark Dawson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Dawson's NPI active?
- Yes — Mark Dawson's NPI (1457322133) is active in the NPPES registry as of the last update on 2021-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.