Cynthia Heller
NPI 1639155179 · Internal Medicine Physician · South Windsor, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Heller is a Internal Medicine Physician provider in South Windsor, CT (NPI 1639155179).
Provider details
- NPI number
- 1639155179
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 030644 (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
20 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
131 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 65 | $131 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 52 | $94 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 14 | $135 |
Typical Medicare-allowed amounts for these services range $94–$135 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 217 | 169 |
| Levothyroxine Sodium | 143 | 115 |
| Amlodipine Besylate | 133 | 112 |
| Lisinopril | 118 | 101 |
| Rosuvastatin Calcium | 97 | 83 |
| Hydrochlorothiazide | 83 | 69 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-16
- Last updated
- 2012-10-29
Frequently asked questions
- What is Cynthia Heller's NPI number?
- Cynthia Heller's National Provider Identifier (NPI) is 1639155179, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Heller's specialty?
- Cynthia Heller is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cynthia Heller located?
- Cynthia Heller's practice location on file with NPPES is 1559 Sullivan Ave, South Windsor, CT 06074-2712.
- What is Cynthia Heller's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Heller is (860) 696-2350.
- Does Cynthia Heller accept Medicare?
- Cynthia Heller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Heller's NPI active?
- Yes — Cynthia Heller's NPI (1639155179) is active in the NPPES registry as of the last update on 2012-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.