John Ott, M.D.
NPI 1841342912 · Internal Medicine Physician · Houston, TX
John Ott, M.D. is a Internal Medicine Physician provider in Houston, TX (NPI 1841342912).
Provider details
- NPI number
- 1841342912
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- H4592 (TX)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,749 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 404 | $90 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 211 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 179 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 171 | $8 |
| Manual Urinalysis Test With Examination Using Microscope, Automated81001 | 146 | $3 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 141 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 122 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 185 | 26 |
| Levothyroxine Sodium | 175 | 54 |
| Amlodipine Besylate | 149 | 45 |
| Gabapentin | 121 | 35 |
| Rosuvastatin Calcium | 114 | 39 |
| Atorvastatin Calcium | 103 | 31 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$484 across 12 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)
- 6300 Schuler StHouston, TX 77007-2042Phone: (832) 525-7285
Registry dates
- Enumerated
- 2007-01-17
- Last updated
- 2025-02-27
- Certified
- 2025-02-27
Frequently asked questions
- What is John Ott's NPI number?
- John Ott's National Provider Identifier (NPI) is 1841342912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Ott's specialty?
- John Ott is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Ott located?
- John Ott's practice location on file with NPPES is 5373 W Alabama St Ste 204, Houston, TX 77056-5923.
- What is John Ott's phone number?
- The practice phone number listed in the NPPES registry for John Ott is (832) 831-7367.
- Is John Ott's NPI active?
- Yes — John Ott's NPI (1841342912) is active in the NPPES registry as of the last update on 2025-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.