Michael Wu, MD
Emergency Medicine Physician · Long Beach, CA
Michael Wu, MD is an emergency medicine physician with a practice address in Long Beach, California, and NPI 1750523478, issued on Mar 26, 2009. Check the license (California A112396, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael Wu
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- A112396 CA
MD151030 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3800 Kilroy Airport Way Ste 100, Long Beach, CA 90806
- Phone
- (213) 669-6453
- Enumerated
- Mar 26, 2009
- Record last updated
- Mar 25, 2026
- Fax
- (877) 883-6503
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 3800 Kilroy Airport Way Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Margret Deer, NPGerontology Nurse Practitioner1417796897
- Lauren Dewalt, AGNPAdult Health Nurse Practitioner1346603248
- Jose Gonzalez, M.D.Internal Medicine Physician1770893117
- Valeria Iniesta-GuzmanFamily Nurse Practitioner1629840236
Verify Michael Wu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A112396Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average emergency medicine physician in 2024
24 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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: $67.86
2 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka Pharmaceutical Development & Commercialization, Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Michael Wu among 7,751 emergency medicine physician records in California
Michael Wu, MD is one of 7,751 emergency medicine 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 2009, is newer than 54% of them.
- NPI issued2009 · 54% of these records are older, 42% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2026 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Long Beach → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- James Burden, MDLong Beach, CA 908061851330047
- Gregory Bush, MDLong Beach, CA 908061023057122
- Gail Carruthers, MDLong Beach, CA 908061619922994
- James Collier, MDLong Beach, CA 908061740229996
- Gary Hofmann, MDLong Beach, CA 908061174579734
- Amy Kaji, MDLong Beach, CA 908061619923125
- William Koenig, MDLong Beach, CA 908061457390908
- Alan Lewis, M.D.Long Beach, CA 908061275584112
Common questions
What is Michael Wu, MD's NPI number?
Michael Wu, MD's National Provider Identifier (NPI) is 1750523478, issued on Mar 26, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Michael Wu, MD located?
The NPPES record lists a practice address at 3800 Kilroy Airport Way Ste 100, Long Beach, CA, 90806. Phone: (213) 669-6453. Providers update this record themselves, so call before visiting.
How can I verify Michael Wu, MD's license?
NPPES lists California license number A112396, 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 Michael Wu, MD prescribe under Medicare Part D?
In 2024, Michael Wu, MD had 24 Medicare Part D claims; the average among emergency medicine physician prescribers was 226. 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.