John Terzian, MD
NPI 1619963337 · Cardiovascular Disease Physician · West Bridgewater, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Terzian, MD is a Cardiovascular Disease Physician provider in West Bridgewater, MA (NPI 1619963337).
Provider details
- NPI number
- 1619963337
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 52785 (MA)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
11,143 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 2,124 | $185 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 1,009 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 919 | $13 |
| Hemoglobin A1c Level83036 | 796 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 651 | $8 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 624 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 116 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 782 | 231 |
| Atorvastatin Calcium | 598 | 195 |
| Levothyroxine Sodium | 344 | 116 |
| Omeprazole | 330 | 108 |
| Rosuvastatin Calcium | 310 | 84 |
| Amlodipine Besylate | 298 | 101 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,584 across 86 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
- 2005-09-27
- Last updated
- 2010-08-20
Frequently asked questions
- What is John Terzian's NPI number?
- John Terzian's National Provider Identifier (NPI) is 1619963337, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Terzian's specialty?
- John Terzian is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Terzian located?
- John Terzian's practice location on file with NPPES is 711 W Center St, West Bridgewater, MA 02379-1542.
- What is John Terzian's phone number?
- The practice phone number listed in the NPPES registry for John Terzian is (508) 583-1100.
- Does John Terzian accept Medicare?
- John Terzian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Terzian's NPI active?
- Yes — John Terzian's NPI (1619963337) is active in the NPPES registry as of the last update on 2010-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.