Shiela Subramanian, MD
NPI 1538235163 · Internal Medicine Physician · New Cauaan, CT
Shiela Subramanian, MD is a Internal Medicine Physician provider in New Cauaan, CT (NPI 1538235163).
Provider details
- NPI number
- 1538235163
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 039463 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 47 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 76 | 22 |
| Atorvastatin Calcium | 71 | 23 |
| Rosuvastatin Calcium | 56 | 17 |
| Alprazolam | 49 | 20 |
| Lorazepam | 49 | — |
| Losartan Potassium | 41 | 12 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$274 across 13 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
- 2006-11-27
- Last updated
- 2012-04-04
Frequently asked questions
- What is Shiela Subramanian's NPI number?
- Shiela Subramanian's National Provider Identifier (NPI) is 1538235163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shiela Subramanian's specialty?
- Shiela Subramanian is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Shiela Subramanian located?
- Shiela Subramanian's practice location on file with NPPES is 173 East Avenue, New Cauaan, CT 06840.
- What is Shiela Subramanian's phone number?
- The practice phone number listed in the NPPES registry for Shiela Subramanian is (203) 972-4255.
- Is Shiela Subramanian's NPI active?
- Yes — Shiela Subramanian's NPI (1538235163) is active in the NPPES registry as of the last update on 2012-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.