Thomas John, MD
NPI 1497837033 · Gastroenterology Physician · Zephyrhills, FL
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas John, MD is a Gastroenterology Physician provider in Zephyrhills, FL (NPI 1497837033).
Provider details
- NPI number
- 1497837033
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME95221 (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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
685 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 154 | $121 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 91 | $77 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 85 | $174 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 84 | $129 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 65 | $82 |
| Biopsy of Large Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 269 | 75 |
| Famotidine | 149 | 49 |
| Sucralfate | 143 | 41 |
| Omeprazole | 99 | 32 |
| Dicyclomine Hcl | 86 | 28 |
| Ondansetronbrand: Ondansetron Odt | 72 | 13 |
| Lipase/Protease/Amylasebrand: Creon | 57 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$664 across 35 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
Registry dates
- Enumerated
- 2006-10-20
- Last updated
- 2015-08-19
Frequently asked questions
- What is Thomas John's NPI number?
- Thomas John's National Provider Identifier (NPI) is 1497837033, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas John's specialty?
- Thomas John is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas John located?
- Thomas John's practice location on file with NPPES is 6340 Fort King Rd, Zephyrhills, FL 33542-2531.
- What is Thomas John's phone number?
- The practice phone number listed in the NPPES registry for Thomas John is (813) 782-6116.
- Does Thomas John accept Medicare?
- Thomas John is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas John's NPI active?
- Yes — Thomas John's NPI (1497837033) is active in the NPPES registry as of the last update on 2015-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.