NPPES file of Aug 9, 2026

Sophia W. Lam, MD

Pediatric Emergency Medicine (Pediatrics) Physician · San Diego, CA

Sophia W. Lam, MD is a pediatric emergency medicine (pediatrics) physician with a practice address in San Diego, California, and NPI 1669932018, issued on Mar 21, 2019. Check the license (California A202619, 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
1669932018
Name
Sophia W. Lam
Credential
MD
Primary taxonomy
Pediatric Emergency Medicine (Pediatrics) Physician 2080P0204X
License numbers
A202619 CA
315552 NY
Self-reported in NPPES; status is on the state search
Practice location
3020 Childrens Way, San Diego, CA 92123
Phone
(858) 966-8800
Enumerated
Mar 21, 2019
Record last updated
Jul 3, 2025
Medicare enrollment
Enrolled (PECOS I20260121000152); may accept Medicare assignment
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 3020 Childrens Way

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

  1. Blaine AbateMental Health Counselor1457684060
  2. Emily Abcede, ARNP, CPNPPediatric Nurse Practitioner1548654916
  3. Jason Adams, MD, PHDStudent in an Organized Health Care Education/Training Program1497507719
  4. Anneliese AdkinsOccupational Therapist1992904098
  5. Roxana Aghili, DOPediatrics Physician1851927883
  6. Natalie Aitchison, MDPsychiatry Physician1588876825

Verify Sophia W. Lam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A202619
    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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Industry payments in 2024: $99.99

1 payment: education; the largest payer was Abbvie Inc. The 223 providers of this specialty with any payment received $333.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sophia Lam$99.99
  2. Specialty average$333.66

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

Sophia W. Lam among 177 pediatric emergency medicine (pediatrics) physician records in California

Sophia W. Lam, MD is one of 177 pediatric emergency medicine (pediatrics) physician records with a practice address in California. 29% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 96% of them.

  • NPI issued2019 · 96% of these records are older, 2% newer
  • In a Medicare fileYes · 29% of these records are
  • In the CMS Doctors and Clinicians fileYes · 18% of these records are
  • Graduated2019 · median 2005 among the 32 with a school on file
  • Record last updated2025 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0204X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Emergency Medicine (Pediatrics) Physician providers in California

There are 177 pediatric emergency medicine (pediatrics) physician records in California.

The 8 pediatric emergency medicine (pediatrics) physician records with the nearest ZIP codes

  1. Joyce Arpilleda, MDSan Diego, CA 921231972523009
  2. Heather Books, MDSan Diego, CA 921231033129358
  3. Marc Etkin, M.D.San Diego, CA 921231194896852
  4. Janet Friday, MDSan Diego, CA 921231962469460
  5. Yahya Golestan, MDSan Diego, CA 921231902898026
  6. David Gutglass, M.D.San Diego, CA 921231952472706
  7. Jim Harley, M.D.San Diego, CA 921231861563611
  8. Cynthia Hoecker, M.D.San Diego, CA 921231770654527

Common questions

What is Sophia W. Lam, MD's NPI number?

Sophia W. Lam, MD's National Provider Identifier (NPI) is 1669932018, issued on Mar 21, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Sophia W. Lam, MD located?

The NPPES record lists a practice address at 3020 Childrens Way, San Diego, CA, 92123. Phone: (858) 966-8800. Providers update this record themselves, so call before visiting.

How can I verify Sophia W. Lam, MD's license?

NPPES lists California license number A202619, 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.

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.