Gerasimos Zervos, MD
NPI 1295802809 · Cardiovascular Disease Physician · Boston, MA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerasimos Zervos, MD is a Cardiovascular Disease Physician provider in Boston, MA (NPI 1295802809).
Provider details
- NPI number
- 1295802809
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 72698 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
1,575 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) |
|---|---|---|
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Supervision By Physician93016 | 447 | $22 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Review By Physician93018 | 447 | $14 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 151 | $82 |
| Nuclear Medicine Studies of Blood Flow in Heart Muscle at Rest and With Stress With Concurrent Ct Scan78431 | 103 | $90 |
| Nuclear Medicine Study of Heart Muscle Blood Flow By Pet78434 | 103 | $30 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-29
- Last updated
- 2018-03-05
Frequently asked questions
- What is Gerasimos Zervos's NPI number?
- Gerasimos Zervos's National Provider Identifier (NPI) is 1295802809, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerasimos Zervos's specialty?
- Gerasimos Zervos is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Gerasimos Zervos located?
- Gerasimos Zervos's practice location on file with NPPES is 55 Fruit Street Yaw 5, Boston, MA 02114-2696.
- What is Gerasimos Zervos's phone number?
- The practice phone number listed in the NPPES registry for Gerasimos Zervos is (617) 724-3600.
- Does Gerasimos Zervos accept Medicare?
- Gerasimos Zervos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerasimos Zervos's NPI active?
- Yes — Gerasimos Zervos's NPI (1295802809) is active in the NPPES registry as of the last update on 2018-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.