NPPES file of Aug 9, 2026

Patrick Donovan Lyden, M.D.

Neurology Physician · Los Angeles, CA

Patrick Donovan Lyden, M.D. is a neurology physician with a practice address in Los Angeles, California, and NPI 1215962113, issued on Jul 11, 2006. Check the license (California G48156, 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
1215962113
Name
Patrick Donovan Lyden
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
G48156 CA
Self-reported in NPPES; status is on the state search
Practice location
1520 San Pablo St Ste 3000, Los Angeles, CA 90033
Phone
(323) 442-5710
Enumerated
Jul 11, 2006
Record last updated
Nov 27, 2023
Medicare enrollment
Enrolled (PECOS I20091104000517); accepts Medicare assignment
Medical or professional school
Baylor College Of Medicine, 1981
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 1520 San Pablo St Ste 3000

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

  1. Ashim Ahuja, MDNeurology Physician1972063329
  2. Zainab Al Obaidi, MDNeurology Physician1144969692
  3. Raya Aliakbar, MPH, DOStudent in an Organized Health Care Education/Training Program1538747399
  4. Jordan Amar, MDNeurology Physician1407340409
  5. Lilyana Amezcua, M.D.Neurology Physician1306031240
  6. Mustafa Ansari, M.D.Neurology Physician1396088258

Verify Patrick Donovan Lyden in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G48156
    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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95% fewer Medicare Part D claims than the average neurology physician in 2024

62 Medicare Part D claims for 17 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.

  1. Patrick Lyden62
  2. Specialty average1,370

Most prescribed

  1. Memantine Hcl17 claims
  2. Escitalopram Oxalate15 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: $17,913.11

5 payments; by number, the most common kind was travel and lodging; the largest payer was F. Hoffmann-La Roche AG. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Patrick Lyden$17,913
  2. Specialty average$8,318

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

Bills Medicare through one group practice

  1. Usc Care Medical Group IncLos Angeles, CA

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

Patrick Donovan Lyden among 2,339 neurology physician records in California

Patrick Donovan Lyden, M.D. is one of 2,339 neurology physician records with a practice address in California. 81% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1981 · median 2006 among the 1,628 with a school on file
  • Record last updated2023 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

The 8 neurology physician records with the nearest ZIP codes

  1. Margaret Burnett, M.D.Los Angeles, CA 900331679500904
  2. Helena Chui, M.D.Los Angeles, CA 900331629001086
  3. Francisco Gonzalez-Scarano, MDLos Angeles, CA 900331063446722
  4. Jennifer Hui, M.D.Los Angeles, CA 900331730123837
  5. Norman Kachuck, M.D.Los Angeles, CA 900331811938525
  6. Mark Lew, M.D.Los Angeles, CA 900331578507505
  7. Giselle Petzinger, M.D.Los Angeles, CA 900331003857715
  8. John Ringman, MDLos Angeles, CA 900331265451173

Common questions

What is Patrick Donovan Lyden, M.D.'s NPI number?

Patrick Donovan Lyden, M.D.'s National Provider Identifier (NPI) is 1215962113, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Patrick Donovan Lyden, M.D. located?

The NPPES record lists a practice address at 1520 San Pablo St Ste 3000, Los Angeles, CA, 90033. Phone: (323) 442-5710. Providers update this record themselves, so call before visiting.

How can I verify Patrick Donovan Lyden, M.D.'s license?

NPPES lists California license number G48156, 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 Patrick Donovan Lyden, M.D. prescribe under Medicare Part D?

In 2024, Patrick Donovan Lyden, M.D. had 62 Medicare Part D claims for 17 beneficiaries; the average among neurology physician prescribers was 1,370. 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.