Cardionet, LLC.
NPI 1427320399 · Physiological Laboratory · Pleasanton, CA
Enrolled with Medicare as Part B Supplier - Independent Diagnostic Testing Facility (idtf) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cardionet, LLC. is a Physiological Laboratory organization in Pleasanton, CA (NPI 1427320399).
Provider details
- NPI number
- 1427320399
- Entity type
- Organization
- Primary specialty
- Physiological LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Michael Meissner, President(617) 710-8029
Specialties & taxonomies
Laboratories
Suppliers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
208,870 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Electrocardiogram (ecg) Up to 30 Days Continuous With Transmission of Patient Triggered Events With Review and Report By Health Care Professional93229 | 103,457 | $1,128 |
| Provision of Test Materials and Equipment for Home Inr Monitoring of Patient With Either Mechanical Heart Valve(s), Chronic Atrial Fibrillation, Or Venous Thromboembolism Who Meets Medicare Coverage Criteria; Includes: Provision of Materials for Use in theG0249 | 87,456 | $91 |
| Electrocardiogram (ecg) Up to 30 Days Continuous With Symptom Monitoring and Transmission and Analysis93271 | 13,131 | $197 |
| Electrocardiogram (ecg) Up to 30 Days Continuous With Symptom Monitoring93270 | 3,553 | $8 |
| Electrocardiogram (ecg) 2-Day Continuous With Report93226 | 1,217 | $49 |
| Electrocardiogram (ecg) 2-Day Continuous |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-02-07
- Last updated
- 2026-05-19
- Certified
- 2026-05-19
Frequently asked questions
- What is Cardionet, LLC.'s NPI number?
- Cardionet, LLC.'s National Provider Identifier (NPI) is 1427320399, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Cardionet, LLC.?
- Cardionet, LLC. is classified in the NPPES registry as Physiological Laboratory (Laboratories).
- Where is Cardionet, LLC. located?
- Cardionet, LLC.'s practice location on file with NPPES is 4430 Rosewood Dr Ste 200, Pleasanton, CA 94588-3050.
- What is Cardionet, LLC.'s phone number?
- The practice phone number listed in the NPPES registry for Cardionet, LLC. is (650) 293-2323.
- Does Cardionet, LLC. accept Medicare?
- Cardionet, LLC. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Cardionet, LLC.?
- The authorized official listed on Cardionet, LLC.'s NPPES record is Michael Meissner, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Cardionet, LLC.'s NPI active?
- Yes — Cardionet, LLC.'s NPI (1427320399) is active in the NPPES registry as of the last update on 2026-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.