Maria De Sousa, M.D
NPI 1548450422 · Family Medicine Physician · Wallingford, CT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria De Sousa, M.D is a Family Medicine Physician provider in Wallingford, CT (NPI 1548450422).
Provider details
- NPI number
- 1548450422
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- 047417 (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
18 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
737 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 | 161 | $137 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 78 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 72 | $13 |
| 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 | 70 | $17 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 65 | $8 |
| Insertion of Needle Into Vein for Collection of Blood Sample |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 294 | 91 |
| Levothyroxine Sodium | 167 | 49 |
| Amlodipine Besylate | 117 | 38 |
| Lisinopril | 107 | 32 |
| Hydrochlorothiazide | 99 | 30 |
| Rosuvastatin Calcium | 90 | 31 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-27
- Last updated
- 2013-12-10
Frequently asked questions
- What is Maria De Sousa's NPI number?
- Maria De Sousa's National Provider Identifier (NPI) is 1548450422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria De Sousa's specialty?
- Maria De Sousa is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maria De Sousa located?
- Maria De Sousa's practice location on file with NPPES is 950 Yale Ave, Wallingford, CT 06492-1858.
- What is Maria De Sousa's phone number?
- The practice phone number listed in the NPPES registry for Maria De Sousa is (203) 265-9600.
- Does Maria De Sousa accept Medicare?
- Maria De Sousa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria De Sousa's NPI active?
- Yes — Maria De Sousa's NPI (1548450422) is active in the NPPES registry as of the last update on 2013-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.