NPPES file of Aug 9, 2026

Nathalie Denise Theresa Murphy, MD

Psychiatry Physician · Los Angeles, CA

Nathalie Denise Theresa Murphy, MD is a psychiatry physician with a practice address in Los Angeles, California, and NPI 1083287213, issued on Jul 24, 2021. Check the license (California A173898, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083287213
Name
Nathalie Denise Theresa Murphy
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
A173898 CA
172898 CA
Self-reported in NPPES; status is on the state search
Practice location
8730 Alden Dr, Los Angeles, CA 90048
Phone
(310) 423-2600
Enumerated
Jul 24, 2021
Record last updated
Nov 1, 2022
Fax
(310) 423-8397
Medicare enrollment
Enrolled (PECOS I20220823000297); 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 8730 Alden Dr

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

  1. Khalid Al Shamousi, MD, FRCPCGastroenterology Physician1386299972
  2. Nunzio Bottini, M.D., PH.D.Rheumatology Physician1124303011
  3. Yin Chan, MDGastroenterology Physician1528735065
  4. Matthew Cohen, MDPsychiatry Physician1093864357
  5. Kathryn DiazMarriage & Family Therapist1336379379
  6. Hagop Hajian, M.D.Psychiatry Physician1417992801

Verify Nathalie Denise Theresa Murphy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A173898
    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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77% fewer Medicare Part D claims than the average psychiatry physician in 2024

234 Medicare Part D claims for 29 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Nathalie Murphy234
  2. Specialty average1,000

Most prescribed

  1. Escitalopram Oxalate48 claims
  2. Mirtazapine24 claims
  3. Duloxetine Hcl22 claims
  4. Clonazepam18 claims
  5. Trazodone Hcl17 claims
  6. Lorazepam15 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 87.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score80.9
  2. Costout of 100 · 30%49.4
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

One hospital affiliation

  1. Cedars-Sinai Medical CenterLos Angeles, CA · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Nathalie Denise Theresa Murphy among 8,673 psychiatry physician records in California

Nathalie Denise Theresa Murphy, 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 2021, is newer than 91% of them.

  • NPI issued2021 · 91% of these records are older, 7% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated2016 · median 2005 among the 3,295 with a school on file
  • Record last updated2022 · 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).

987 psychiatry physician records list a practice address in Los Angeles

They are 987 of the 69,537 NPPES records with a practice address in Los Angeles, and 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Thomas Apostle, D.O.Los Angeles, CA 900481174575757
  2. Paul Barkopoulos, M.D.Los Angeles, CA 900481396859807
  3. Bernard BiermanWest Hollywood, CA 900481295842243
  4. Alan Coe, MDLos Angeles, CA 900481083696520
  5. Sofia Encarnacion, MDWest Hollywood, CA 900481992819528
  6. Christine Forest, MDLos Angeles, CA 900481407869431
  7. Hagop Hajian, M.D.Los Angeles, CA 900481417992801
  8. Waguih Ishak, M.D.West Hollywood, CA 900481508840448

Common questions

What is Nathalie Denise Theresa Murphy, MD's NPI number?

Nathalie Denise Theresa Murphy, MD's National Provider Identifier (NPI) is 1083287213, issued on Jul 24, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Nathalie Denise Theresa Murphy, MD located?

The NPPES record lists a practice address at 8730 Alden Dr, Los Angeles, CA, 90048. Phone: (310) 423-2600. Providers update this record themselves, so call before visiting.

How can I verify Nathalie Denise Theresa Murphy, MD's license?

NPPES lists California license number A173898, 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 Nathalie Denise Theresa Murphy, MD prescribe under Medicare Part D?

In 2024, Nathalie Denise Theresa Murphy, MD had 234 Medicare Part D claims for 29 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

What is Nathalie Denise Theresa Murphy, MD's MIPS final score?

The 2023 MIPS final score is 87.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.