Maria Cecilia Asnis, M.D.
NPI 1437475688 · Endocrinology, Diabetes & Metabolism Physician · Stamford, CT
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Cecilia Asnis, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Stamford, CT (NPI 1437475688).
Provider details
- NPI number
- 1437475688
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 051849 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 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
630 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 | 384 | $113 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 141 | $17 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 35 | $35 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 27 | $11 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 22 | $200 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 234 | 75 |
| Metformin Hclbrand: Metformin Hcl Er | 168 | 66 |
| Tirzepatidebrand: Mounjaro | 156 | 44 |
| Dulaglutidebrand: Trulicity | 134 | 37 |
| Levothyroxine Sodium | 110 | 39 |
| Atorvastatin Calcium | 105 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-04-13
- Last updated
- 2015-12-10
Frequently asked questions
- What is Maria Cecilia Asnis's NPI number?
- Maria Cecilia Asnis's National Provider Identifier (NPI) is 1437475688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Cecilia Asnis's specialty?
- Maria Cecilia Asnis is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Cecilia Asnis located?
- Maria Cecilia Asnis's practice location on file with NPPES is 292 Long Ridge Rd, Stamford, CT 06902-1627.
- What is Maria Cecilia Asnis's phone number?
- The practice phone number listed in the NPPES registry for Maria Cecilia Asnis is (203) 276-7213.
- Does Maria Cecilia Asnis accept Medicare?
- Maria Cecilia Asnis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Cecilia Asnis's NPI active?
- Yes — Maria Cecilia Asnis's NPI (1437475688) is active in the NPPES registry as of the last update on 2015-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.