NPPES file of Aug 9, 2026

Christopher Harlow Ladd, DO

Pain Medicine (Anesthesiology) Physician · Redwood City, CA

Christopher Harlow Ladd, DO is a pain medicine (anesthesiology) physician with a practice address in Redwood City, California, and NPI 1073197737, issued on May 10, 2021. Check the license (California 20A24360, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1073197737
Name
Christopher Harlow Ladd
Credential
DO
Primary taxonomy
Pain Medicine (Anesthesiology) Physician 207LP2900X
License numbers
20A24360 CA
OS20484 FL
U07847 FL
Self-reported in NPPES; status is on the state search
Practice location
450 Broadway St, Redwood City, CA 94063
Phone
(650) 723-6316
Enumerated
May 10, 2021
Record last updated
Nov 9, 2025
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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8 nearest pain medicine (anesthesiology) physician records → All 536 in California → Look up another NPI →

Also registered at 450 Broadway St

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

  1. Ran AtzmonOrthopaedic Surgery Physician1558023267
  2. Josefina Baca-Asher, PA-CPhysician Assistant1477796688
  3. Eldridge Batuyong, MDOrthopaedic Surgery Physician1639427321
  4. George Bugarinovic, MDSports Medicine (Orthopaedic Surgery) Physician1366062770
  5. Alexander Caspary-IsarOrthopedic Physical Therapist1043176084
  6. Michael Chen, MDStudent in an Organized Health Care Education/Training Program1588452403

Verify Christopher Harlow Ladd in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A24360    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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Christopher Harlow Ladd among 536 pain medicine (anesthesiology) physician records in California

Christopher Harlow Ladd, DO is one of 536 pain medicine (anesthesiology) physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2021, is newer than 99% of them.

  • NPI issued2021 · 99% of these records are older, under 1% newer
  • In a Medicare fileNo · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2025 · 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 207LP2900X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pain Medicine (Anesthesiology) Physician providers in California

There are 536 pain medicine (anesthesiology) physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 536 in California → Every provider in Redwood City → Pain Medicine (Anesthesiology) Physician nationwide →

The 8 pain medicine (anesthesiology) physician records with the nearest ZIP codes

  1. James Khan, MDRedwood City, CA 940631477079150
  2. Franziska MillerRedwood City, CA 940631790514495
  3. Xiang Qian, MD, PHDRedwood City, CA 940631669634226
  4. George Rakkar, M.D.Redwood City, CA 940631114363066
  5. Neil Ray, M.D.Redwood City, CA 940631932419116
  6. David Smolins, MDRedwood City, CA 940631164500658
  7. Bernard Wilcosky, M.D.San Carlos, CA 940701780761247
  8. Atichat Busracamwongs, M.D.South San Francisco, CA 940801891731360

Common questions

What is Christopher Harlow Ladd, DO's NPI number?

Christopher Harlow Ladd, DO's National Provider Identifier (NPI) is 1073197737, issued on May 10, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Harlow Ladd, DO located?

The NPPES record lists a practice address at 450 Broadway St, Redwood City, CA, 94063. Phone: (650) 723-6316. Providers update this record themselves, so call before visiting.

How can I verify Christopher Harlow Ladd, DO's license?

NPPES lists California license number 20A24360, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.