NPPES file of Aug 9, 2026

Alexander Tu, M.D.

Pediatrics Physician · Newport Beach, CA

Alexander Tu, M.D. is a pediatrics physician with a practice address in Newport Beach, California, and NPI 1851598544, issued on Jun 27, 2007. Check the license (California C55538, 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
1851598544
Name
Alexander Tu
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License numbers
C55538 CA
D0066190 MD
Self-reported in NPPES; status is on the state search
Practice location
1401 Avocado Ave, Newport Beach, CA 92660
Phone
(949) 644-0970
Enumerated
Jun 27, 2007
Record last updated
May 3, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(949) 644-0774
Medicaid ID
014397900 MD
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 pediatrics physician records → All 9,272 in California → Look up another NPI →

Also registered at 1401 Avocado Ave

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

  1. Kenneth Aaron, M.D.Colon & Rectal Surgery Physician1689809162
  2. Joseph Apostol, M.D.Specialist1891877015
  3. Leslie Aspis, D.M.D.Pediatric Dentistry1194050575
  4. Robert Bae, M.D.Urology Physician1467433326
  5. Sharon Bae, M.D.Internal Medicine Physician1346211372
  6. Catherine Chang, M.D.Specialist1295766426

Verify Alexander Tu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C55538    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: $137.50

6 payments; by number, the most common kind was food and beverage; the largest payer was Cranial Technologies, Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alexander Tu$137.50
  2. Specialty average$842.05

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

Alexander Tu among 9,272 pediatrics physician records in California

Alexander Tu, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.

  • NPI issued2007 · 44% of these records are older, 43% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2013 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatrics Physician providers in California

There are 9,272 pediatrics physician records in California.

All 9,272 in California → Every provider in Newport Beach → Pediatrics Physician nationwide →

The 8 pediatrics physician records with the nearest ZIP codes

  1. Steven Abelowitz, M.DNewport Beach, CA 926601225162464
  2. Aviva Alyeshmerni, M.D.Newport Beach, CA 926601952559361
  3. Carla Du MontNewport Beach, CA 926601104194679
  4. Dane Fliedner, MDNewport Beach, CA 926601164568655
  5. Anjalee Galion, M.D.Newport Beach, CA 926601356500268
  6. Laura GordonNewport Beach, CA 926601831456870
  7. Leila Iravani, M.DNewport Beach, CA 926601174659767
  8. Colleen Kraft, MDNewport Beach, CA 926601487761631

Common questions

What is Alexander Tu, M.D.'s NPI number?

Alexander Tu, M.D.'s National Provider Identifier (NPI) is 1851598544, issued on Jun 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Alexander Tu, M.D. located?

The NPPES record lists a practice address at 1401 Avocado Ave, Newport Beach, CA, 92660. Phone: (949) 644-0970. Providers update this record themselves, so call before visiting.

How can I verify Alexander Tu, M.D.'s license?

NPPES lists California license number C55538, 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.

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.