John Chambers, M.D.
NPI 1578568242 · Cardiovascular Disease Physician · Idaho Falls, ID
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Chambers, M.D. is a Cardiovascular Disease Physician provider in Idaho Falls, ID (NPI 1578568242).
Provider details
- NPI number
- 1578568242
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- M-7163 (ID)
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
21 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
2,232 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) |
|---|---|---|
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 241 | $62 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 193 | $89 |
| Insertion of Tube in Left Lower Heart Chamber and Coronary Artery for Diagnosis With Review By Radiologist93458 | 154 | $207 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 148 | $64 |
| Heart Muscle Strain Imaging93356 | 120 | $11 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 462 | 169 |
| Apixabanbrand: Eliquis | 322 | 72 |
| Carvedilol | 303 | 111 |
| Metoprolol Succinate | 257 | 93 |
| Losartan Potassium | 234 | 78 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 129 | 68 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,001 across 42 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
- 2005-06-17
- Last updated
- 2011-08-23
Frequently asked questions
- What is John Chambers's NPI number?
- John Chambers's National Provider Identifier (NPI) is 1578568242, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Chambers's specialty?
- John Chambers is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Chambers located?
- John Chambers's practice location on file with NPPES is 2985 Cortez Ave, Idaho Falls, ID 83404-7554.
- What is John Chambers's phone number?
- The practice phone number listed in the NPPES registry for John Chambers is (208) 523-3373.
- Does John Chambers accept Medicare?
- John Chambers is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Chambers's NPI active?
- Yes — John Chambers's NPI (1578568242) is active in the NPPES registry as of the last update on 2011-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.