E. John Samuel, M.D.
NPI 1801862156 · Cardiovascular Disease Physician · Spring, TX
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
E. John Samuel, M.D. is a Cardiovascular Disease Physician provider in Spring, TX (NPI 1801862156).
Provider details
- NPI number
- 1801862156
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G6391 (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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
6,101 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) |
|---|---|---|
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes99458 | 1,377 | $40 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,264 | $130 |
| 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 | 880 | $49 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 602 | $50 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 477 | $63 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 91 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 996 | 302 |
| Amlodipine Besylate | 786 | 227 |
| Losartan Potassium | 632 | 199 |
| Carvedilol | 528 | 164 |
| Ezetimibe | 527 | 163 |
| Metoprolol Succinate | 474 | 144 |
| Hydrochlorothiazide | 386 | 121 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$743 across 24 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 (2)
- 18955 N Memorial Dr Ste 200Humble, TX 77338-4386Phone: (281) 446-2999Fax: (281) 446-5399
- 3786 Fm 1488 Rd Ste 100The Woodlands, TX 77384-4986Phone: (281) 446-2999
Registry dates
- Enumerated
- 2006-02-27
- Last updated
- 2025-04-16
- Certified
- 2025-04-16
Frequently asked questions
- What is E. John Samuel's NPI number?
- E. John Samuel's National Provider Identifier (NPI) is 1801862156, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is E. John Samuel's specialty?
- E. John Samuel is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is E. John Samuel located?
- E. John Samuel's practice location on file with NPPES is 21848 Holzwarth Rd Ste 110, Spring, TX 77388-3454.
- What is E. John Samuel's phone number?
- The practice phone number listed in the NPPES registry for E. John Samuel is (281) 446-2999.
- Does E. John Samuel accept Medicare?
- E. John Samuel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is E. John Samuel's NPI active?
- Yes — E. John Samuel's NPI (1801862156) is active in the NPPES registry as of the last update on 2025-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.