NPPES file of Aug 9, 2026

Lido S. Chen, MD

Interventional Pain Medicine Physician · Laguna Hills, CA

Lido S. Chen, MD is an interventional pain medicine physician with a practice address in Laguna Hills, California, and NPI 1891781753, issued on Sep 26, 2005. Check the license (California A40968, 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
1891781753
Name
Lido S. Chen
Credential
MD
Primary taxonomy
Interventional Pain Medicine Physician 208VP0014X
License number
A40968 CA
Self-reported in NPPES; status is on the state search
Practice location
23521 Paseo DE Valencia, Laguna Hills, CA 92653
Phone
(949) 458-2026
Enumerated
Sep 26, 2005
Record last updated
Nov 4, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(949) 273-8053
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 23521 Paseo DE Valencia

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

  1. Peter Abas, D.D.S.General Practice Dentistry1154339273
  2. Jennifer Carman, P.T.Physical Therapist1285827717
  3. Priscilla Chow, NPFamily Nurse Practitioner1376510743
  4. Lori ClarkInternal Medicine Physician1972634897
  5. Charles Eifrig, M.D.Retina Specialist (Ophthalmology) Physician1306812979
  6. Christine Fritz, PA-CMedical Physician Assistant1376540575

Verify Lido S. Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A40968
    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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99% fewer Medicare Part D claims than the average interventional pain medicine physician in 2024

12 Medicare Part D claims, against an average of 2,306 among the 2,100 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Lido Chen12
  2. Specialty average2,306

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.

Lido S. Chen among 219 interventional pain medicine physician records in California

Lido S. Chen, MD is one of 219 interventional pain medicine physician records with a practice address in California. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileNo · 76% of these records are
  • Record last updated2013 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208VP0014X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Interventional Pain Medicine Physician providers in California

There are 219 interventional pain medicine physician records in California.

The 8 interventional pain medicine physician records with the nearest ZIP codes

  1. Shahryar Mousavi, MDLaguna Hills, CA 926531023263282
  2. Paul Kim, M.D.Aliso Viejo, CA 926561144541665
  3. Clifford Bernstein, M.D.Huntington Beach, CA 926481639199045
  4. Raafat Mattar, M.D.Huntington Beach, CA 926481083789085
  5. Balaji Charlu, MDNewport Beach, CA 926601609980432
  6. Sten Kramer, MDNewport Beach, CA 926601780783712
  7. Oran Mehrnia, DONewport Beach, CA 926601851812960
  8. John Petraglia, M.D.Newport Beach, CA 926601417933938

Common questions

What is Lido S. Chen, MD's NPI number?

Lido S. Chen, MD's National Provider Identifier (NPI) is 1891781753, issued on Sep 26, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Lido S. Chen, MD located?

The NPPES record lists a practice address at 23521 Paseo DE Valencia, Laguna Hills, CA, 92653. Phone: (949) 458-2026. Providers update this record themselves, so call before visiting.

How can I verify Lido S. Chen, MD's license?

NPPES lists California license number A40968, 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 Lido S. Chen, MD prescribe under Medicare Part D?

In 2024, Lido S. Chen, MD had 12 Medicare Part D claims; the average among interventional pain medicine physician prescribers was 2,306. 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.