NPPES file of Aug 9, 2026

Susan L. Wallace, MD

Psychiatry Physician · Panorama City, CA

Susan L. Wallace, MD is a psychiatry physician with a practice address in Panorama City, California, and NPI 1255402160, issued on Nov 13, 2006. Check the license (California G42602, 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
1255402160
Name
Susan L. Wallace
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
G42602 CA
Self-reported in NPPES; status is on the state search
Practice location
13652 Cantara St, Panorama City, CA 91402
Phone
(818) 375-2000
Enumerated
Nov 13, 2006
Record last updated
Apr 9, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20111109000292); accepts Medicare assignment
Medical or professional school
New York Medical College, 1979
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 13652 Cantara St

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

  1. Rebecca Aaronson, MDPediatrics Physician1487746814
  2. Jason Abber, MDUrology Physician1356366926
  3. Joseph Abouzeid, MDNeuromusculoskeletal Medicine & OMM Physician1518034495
  4. Kenneth Ackerman, MDInternal Medicine Physician1568521185
  5. Taha Ahmad, MDOccupational Medicine Physician1629126669
  6. Tarek Ahmed, MDInternal Medicine Physician1184783706

Verify Susan L. Wallace in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G42602
    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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3.2 times the Medicare Part D claims of the average psychiatry physician in 2024

3,199 Medicare Part D claims for 225 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were under 1% of claims.

  1. Susan Wallace3,199
  2. Specialty average1,000

Most prescribed

  1. Quetiapine Fumarate293 claims
  2. Trazodone Hcl258 claims
  3. Hydroxyzine Hcl241 claims
  4. Fluoxetine Hcl202 claims
  5. Clonazepam183 claims
  6. Sertraline Hcl162 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. Clinica Sierra VistaBakersfield, CA

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

Susan L. Wallace among 8,673 psychiatry physician records in California

Susan L. Wallace, MD 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 fileYes · 38% of these records are
  • Graduated1979 · median 2005 among the 3,295 with a school on file
  • Record last updated2020 · 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).

22 psychiatry physician records list a practice address in Panorama City

They are 22 of the 1,412 NPPES records with a practice address in Panorama City, and 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Nareshkumar Arulampalam, MDPanorama City, CA 914021972651925
  2. Douglas Caldwell, MDPanorama City, CA 914021013065069
  3. Sidney Gold, MDPanorama City, CA 914021073672663
  4. Douglas Hasu, MDPanorama City, CA 914021578630570
  5. Richard Lindenbaum, MDPanorama City, CA 914021497803217
  6. Alvin Mahoney, MDPanorama City, CA 914021447257845
  7. Jerrold Parrish, MDPanorama City, CA 914021639238256
  8. Kersasp Sachinvala, MDPanorama City, CA 914021649328543

Common questions

What is Susan L. Wallace, MD's NPI number?

Susan L. Wallace, MD's National Provider Identifier (NPI) is 1255402160, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Susan L. Wallace, MD located?

The NPPES record lists a practice address at 13652 Cantara St, Panorama City, CA, 91402. Phone: (818) 375-2000. Providers update this record themselves, so call before visiting.

How can I verify Susan L. Wallace, MD's license?

NPPES lists California license number G42602, 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 Susan L. Wallace, MD prescribe under Medicare Part D?

In 2024, Susan L. Wallace, MD had 3,199 Medicare Part D claims for 225 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.