Thampi John, M.D.
NPI 1043244122 · Cardiovascular Disease Physician · Fresno, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thampi John, M.D. is a Cardiovascular Disease Physician provider in Fresno, CA (NPI 1043244122).
Provider details
- NPI number
- 1043244122
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A52031 (CA)
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
2,821 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 529 | $122 |
| Programming of Dual Lead Pacemaker System93280 | 259 | $76 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 257 | $86 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 252 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 208 | $191 |
| Electrocardiogram (ecg) Up to 30 Days Continuous With Review and Report By Health Care Professional |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 277 | 77 |
| Metoprolol Succinate | 267 | 81 |
| Amiodarone Hcl | 261 | 99 |
| Flecainide Acetate | 231 | 66 |
| Carvedilol | 156 | 43 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 134 | 44 |
| Losartan Potassium | 108 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,412 across 89 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
- 2006-07-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Thampi John's NPI number?
- Thampi John's National Provider Identifier (NPI) is 1043244122, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thampi John's specialty?
- Thampi John is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Thampi John located?
- Thampi John's practice location on file with NPPES is 30 River Park Pl W, Fresno, CA 93720-1545.
- What is Thampi John's phone number?
- The practice phone number listed in the NPPES registry for Thampi John is (559) 434-6232.
- Does Thampi John accept Medicare?
- Thampi John is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thampi John's NPI active?
- Yes — Thampi John's NPI (1043244122) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.