Vivak Master, M.D.
NPI 1386900397 · Clinical Cardiac Electrophysiology Physician · Prince George, VA
Enrolled with Medicare as Practitioner - Cardiac Electrophysiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vivak Master, M.D. is a Clinical Cardiac Electrophysiology Physician provider in Prince George, VA (NPI 1386900397).
Provider details
- NPI number
- 1386900397
- Entity type
- Individual
- Primary specialty
- Clinical Cardiac Electrophysiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101259987 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 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
5,555 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) |
|---|---|---|
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System Or Implantable Defibrillator System, Remote Up to 90 Days93296 | 679 | $22 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 599 | $64 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 586 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 531 | $131 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System, Remote Up to 90 Days93294 | 489 | $30 |
| 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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 468 | 99 |
| Metoprolol Succinate | 268 | 93 |
| Rivaroxabanbrand: Xarelto | 175 | 41 |
| Amiodarone Hcl | 144 | 60 |
| Flecainide Acetate | 92 | 27 |
| Carvedilol | 79 | 24 |
| Metoprolol Tartrate | 48 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,079 across 55 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
- 2012-04-03
- Last updated
- 2020-07-30
- Certified
- 2020-07-30
Frequently asked questions
- What is Vivak Master's NPI number?
- Vivak Master's National Provider Identifier (NPI) is 1386900397, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivak Master's specialty?
- Vivak Master is listed in the NPPES registry with a primary specialty of Clinical Cardiac Electrophysiology Physician (Allopathic & Osteopathic Physicians).
- Where is Vivak Master located?
- Vivak Master's practice location on file with NPPES is 4700 Puddledock Rd Ste 400, Prince George, VA 23875-1268.
- What is Vivak Master's phone number?
- The practice phone number listed in the NPPES registry for Vivak Master is (804) 458-1740.
- Does Vivak Master accept Medicare?
- Vivak Master is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vivak Master's NPI active?
- Yes — Vivak Master's NPI (1386900397) is active in the NPPES registry as of the last update on 2020-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.