NPPES file of Aug 9, 2026

Guosheng Wu, MD

Anesthesiology Physician · Anaheim, CA

Guosheng Wu, MD is an anesthesiology physician with a practice address in Anaheim, California, and NPI 1881646545, issued on May 17, 2006. Check the license (California A86920, 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
1881646545
Name
Guosheng Wu
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
A86920 CA
Self-reported in NPPES; status is on the state search
Practice location
1111 W LA Palma Ave, Anaheim, CA 92801
Phone
(714) 999-3828
Enumerated
May 17, 2006
Record last updated
Oct 30, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(714) 999-3907
Medicaid ID
00A869200 CA
Medicare enrollment
Enrolled (PECOS I20041230000578); accepts 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 1111 W LA Palma Ave

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

  1. Ruke Achoja, MDAnesthesiology Physician1700143914
  2. Katherine Atienza, RNGastroenterology Registered Nurse1386500221
  3. Sheryn Atkinson, RNCommunity Health Registered Nurse1285252387
  4. Lupita Cervantes RoblesClinical Social Worker1982482717
  5. Bharat Chauhan, M.D.Infectious Disease Physician1730243759
  6. Tara Chiazza, LCSWSocial Worker1306056353

Verify Guosheng Wu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A86920
    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: $29.58

1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Guosheng Wu$29.58
  2. Specialty average$669.59

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

Bills Medicare through one group practice

  1. Anesthesia Specialists OF Orange County IncAnaheim, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Guosheng Wu among 7,571 anesthesiology physician records in California

Guosheng Wu, MD is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 53% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1983 · median 2006 among the 4,868 with a school on file
  • Record last updated2008 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in California

There are 7,571 anesthesiology physician records in California.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Ruke Achoja, MDAnaheim, CA 928011700143914
  2. Jason Chua, M.D.Anaheim, CA 928011164611695
  3. Edgat Cosme, M.D.Anaheim, CA 928011750587382
  4. Ernesto Gidaya, MDAnaheim, CA 928011003873522
  5. Trang Hoang, M.D.Anaheim, CA 928011699783993
  6. Frederick Jacobson, M.D.Anaheim, CA 928011265478127
  7. Maureen Li, M.D.Anaheim, CA 928011083868152
  8. Avery Mittman, M.D.Anaheim, CA 928011407929375

Common questions

What is Guosheng Wu, MD's NPI number?

Guosheng Wu, MD's National Provider Identifier (NPI) is 1881646545, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Guosheng Wu, MD located?

The NPPES record lists a practice address at 1111 W LA Palma Ave, Anaheim, CA, 92801. Phone: (714) 999-3828. Providers update this record themselves, so call before visiting.

How can I verify Guosheng Wu, MD's license?

NPPES lists California license number A86920, 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.