NPPES file of Aug 9, 2026

Maria G. De Sousa, M.D

Family Medicine Physician · Wallingford, CT

Maria G. De Sousa, M.D is a family medicine physician with a practice address in Wallingford, Connecticut, and NPI 1548450422, issued on Jul 27, 2007. Check the license (Connecticut 047417, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548450422
Name
Maria G. De Sousa
Credential
M.D
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
047417 CT
Self-reported in NPPES; status is on the state search
Practice location
950 Yale Ave, Wallingford, CT 06492
Phone
(203) 265-9600
Enumerated
Jul 27, 2007
Record last updated
Dec 10, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090918000551); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 950 Yale Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Melinda Amato, OTRHand Occupational Therapist1629141692
  2. Alexander Baaklini, DOFamily Medicine Physician1194256503
  3. Stephanie Bennett, D.C.Chiropractor1902110919
  4. Karen Bowman, PTPhysical Therapist1588675946
  5. Marlis Clingan, PTPhysical Therapist1497766687
  6. Erica Colavolpe, APRNFamily Nurse Practitioner1598860132

Verify Maria G. De Sousa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 047417    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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8% fewer Medicare Part D claims than the average family medicine physician in 2024

3,249 Medicare Part D claims for 375 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 14 claims were for opioids.

  1. Maria De Sousa3,249
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium294 claims
  2. Levothyroxine Sodium167 claims
  3. Amlodipine Besylate117 claims
  4. Lisinopril107 claims
  5. Hydrochlorothiazide99 claims
  6. Rosuvastatin Calcium90 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Prohealth Physicians PCWallingford, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Family Medicine Physician providers in Connecticut

There are 958 family medicine physician records in Connecticut.

All 958 in Connecticut → Every provider in Wallingford →

Other family medicine physician records in Connecticut

  1. Thomas Abbenante, M.D.Milford, CT1821232034
  2. Yadira Acevedo, MDPortland, CT1093991077
  3. Rodrigo Acosta, M.D.Stamford, CT1023102092
  4. Momina Afrede, DOVernon, CT1750842951
  5. Alireza Afshar, MDNewtown, CT1750401071
  6. Manju Aggarwal, MDNewington, CT1952480840
  7. Thomas Agresta, M.D.Hartford, CT1194775965
  8. James Ahern, M.D.Ridgefield, CT1356385868
  9. Alif Ahmed, MDStorrs, CT1255073144
  10. Elizabeth Ahmed, M.D.New Haven, CT1376551879

Common questions

What is Maria G. De Sousa, M.D's NPI number?

Maria G. De Sousa, M.D's National Provider Identifier (NPI) is 1548450422, issued on Jul 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Maria G. De Sousa, M.D located?

The NPPES record lists a practice address at 950 Yale Ave, Wallingford, CT, 06492. Phone: (203) 265-9600. Providers update this record themselves, so call before visiting.

How can I verify Maria G. De Sousa, M.D's license?

NPPES lists Connecticut license number 047417, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Maria G. De Sousa, M.D prescribe under Medicare Part D?

In 2024, Maria G. De Sousa, M.D had 3,249 Medicare Part D claims for 375 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.