NPPES file of Aug 9, 2026

Hannah Marie Loso, MA

Psychologist · Los Angeles, CA

Hannah Marie Loso, MA is a psychologist with a practice address in Los Angeles, California, and NPI 1609578939, issued on Mar 20, 2023. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1609578939
Name
Hannah Marie Loso
Credential
MA
Primary taxonomy
Psychologist 103T00000X
Practice location
4650 W Sunset Blvd # 53, Los Angeles, CA 90027
Phone
(323) 361-3849
Enumerated
Mar 20, 2023
Record last updated
Aug 22, 2024
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.
Download card Updates feed

Also registered at 4650 W Sunset Blvd # 53

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

  1. Maria AguilarDay Training/Habilitation Specialist1619848462
  2. Maria AlonzoMarriage & Family Therapist1003931312
  3. Elisa AmparoCase Management Registered Nurse1033540901
  4. Ashaunta Anderson, M.D.Pediatrics Physician1578882569
  5. Chiquanna AndersonPsychologist1689355695
  6. Iselin Arias, ACSWClinical Social Worker1528435716

Verify Hannah Marie Loso in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
Find 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Psychologist providers in California

There are 7,304 psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,304 in California → Every provider in Los Angeles →

Other psychologist records in California

  1. Alice Abarbanel, PH.D.Albany, CA1598095002
  2. Michael Abbott, PSYDModesto, CA1346498151
  3. Riley AbelesLos Angeles, CA1841861945
  4. Jenna Abell, PSYDLos Angeles, CA1073743969
  5. Sheri Abercrombie, PSY.D.San Diego, CA1932292422
  6. Tseday Aberra, PSY.D.Corona, CA1104026517
  7. Elham Abouhamzeh, PSY.DIrvine, CA1386092880
  8. Lilit Abraamyan-ChaidezBurbank, CA1710433289
  9. Mackenzie Abraham, PHDRedondo Beach, CA1881053833
  10. Sandra Abraham, PSYDSanta Fe Springs, CA1427467851

Common questions

What is Hannah Marie Loso, MA's NPI number?

Hannah Marie Loso, MA's National Provider Identifier (NPI) is 1609578939, issued on Mar 20, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Hannah Marie Loso, MA located?

The NPPES record lists a practice address at 4650 W Sunset Blvd # 53, Los Angeles, CA, 90027. Phone: (323) 361-3849. Providers update this record themselves, so call before visiting.

How can I verify Hannah Marie Loso, MA's license?

Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.