Nicholas Heliotis, DO
NPI 1922636158 · Internal Medicine Physician · Norwalk, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Heliotis, DO is a Internal Medicine Physician provider in Norwalk, CT (NPI 1922636158).
Provider details
- NPI number
- 1922636158
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 75927 (CT)
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
6 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
273 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 134 | $174 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 65 | $134 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 30 | $117 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 25 | $92 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 19 | $15 |
Typical Medicare-allowed amounts for these services range $15–$174 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 49 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 106 | 46 |
| Amlodipine Besylate | 71 | 34 |
| Rosuvastatin Calcium | 64 | 24 |
| Levothyroxine Sodium | 53 | 19 |
| Metoprolol Succinate | 50 | 24 |
| Escitalopram Oxalate | 43 | 21 |
| Meloxicam |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-04-01
- Last updated
- 2026-04-15
- Certified
- 2026-04-15
Frequently asked questions
- What is Nicholas Heliotis's NPI number?
- Nicholas Heliotis's National Provider Identifier (NPI) is 1922636158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Heliotis's specialty?
- Nicholas Heliotis is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Heliotis located?
- Nicholas Heliotis's practice location on file with NPPES is 108 East Ave, Norwalk, CT 06851-5011.
- What is Nicholas Heliotis's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Heliotis is (203) 853-9166.
- Does Nicholas Heliotis accept Medicare?
- Nicholas Heliotis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Heliotis's NPI active?
- Yes — Nicholas Heliotis's NPI (1922636158) is active in the NPPES registry as of the last update on 2026-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.