NPPES file of Aug 9, 2026

Marina Dsouza, M.D.

Psychiatry Physician · Gardena, CA

Marina Dsouza, M.D. is a psychiatry physician with a practice address in Gardena, California, and NPI 1851464739, issued on Nov 16, 2006. Check the license (California A36091, as entered in NPPES) on the Medical Board of California; 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
1851464739
Name
Marina Dsouza
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
A36091 CA
Self-reported in NPPES; status is on the state search
Practice location
1300 W 155TH St, Gardena, CA 90247
Phone
(310) 512-8100
Enumerated
Nov 16, 2006
Record last updated
Oct 3, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(310) 324-2111
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1300 W 155TH St

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

  1. Gary BarnettMental Health Counselor1295057792
  2. Marcia Blank, AU.D.Audiologist-Hearing Aid Fitter1962570051
  3. Young Choi, M.D.Family Medicine Physician1447278031
  4. Janice Gregory, R.N., P.H.N.Adult Psychiatric/Mental Health Registered Nurse1932409281
  5. Cheryl Hanks, PTPhysical Therapist1689610768
  6. Greg Sasaki, D.D.S.General Practice Dentistry1689794935

Verify Marina Dsouza in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A36091
    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 California 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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28% more Medicare Part D claims than the average psychiatry physician in 2024

1,285 Medicare Part D claims for 119 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.

  1. Marina Dsouza1,285
  2. Specialty average1,000

Most prescribed

  1. Quetiapine Fumarate137 claims
  2. Escitalopram Oxalate72 claims
  3. Sertraline Hcl68 claims
  4. Olanzapine59 claims
  5. Aripiprazole52 claims
  6. Trazodone Hcl51 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.

Industry payments in 2024: $634.77

15 payments; by number, the most common kind was food and beverage; the largest payer was Alkermes, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marina Dsouza$634.77
  2. Specialty average$4,954.93

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Marina Dsouza among 8,673 psychiatry physician records in California

Marina Dsouza, M.D. is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 67% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 38% of these records are
  • Record last updated2014 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

27 psychiatry physician records list a practice address in Gardena

They are 27 of the 4,627 NPPES records with a practice address in Gardena, and 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Robert Peterson, D.O.Gardena, CA 902471669865424
  2. Sung Shim, MDGardena, CA 902471851798029
  3. Surendra Chaganti, MDGardena, CA 902481932213725
  4. Philip Creps, D.O.Gardena, CA 902481649284688
  5. Thomas Earwood, MDGardena, CA 902481588629414
  6. David Fallat, MDGardena, CA 902481851430219
  7. Adedute Gbadehan, M.D.Gardena, CA 902481720282429
  8. Thomas Johnson, M.D.Gardena, CA 902481639136534

Common questions

What is Marina Dsouza, M.D.'s NPI number?

Marina Dsouza, M.D.'s National Provider Identifier (NPI) is 1851464739, issued on Nov 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marina Dsouza, M.D. located?

The NPPES record lists a practice address at 1300 W 155TH St, Gardena, CA, 90247. Phone: (310) 512-8100. Providers update this record themselves, so call before visiting.

How can I verify Marina Dsouza, M.D.'s license?

NPPES lists California license number A36091, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Marina Dsouza, M.D. prescribe under Medicare Part D?

In 2024, Marina Dsouza, M.D. had 1,285 Medicare Part D claims for 119 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.

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.