Doctor profile · Federal record

Dr. Tanzhen Wu, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Los Alamitos, CA

  • NPI 1609835412
  • Accepts Medicare
  • 42 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3751 Katella Ave
Los Alamitos, CA 907203113
(562) 598-1311
Mailing address
Po Box 650811
Dallas, TX 752650811

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
August 4, 2011
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
California #A81203
Medicaid
CA #1609835412

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609835412. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
162
Distinct HCPCS
7
Medicare allowed
$24,196
HCPCS Description Services Patients Avg allowed
76942 Ultrasonic guidance for needle placement 44 44 $31
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 32 32 $62
01402 Anesthesia for procedure for total knee joint replacement 27 27 $383
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 19 18 $165
00811 Anesthesia for other procedure on large bowel using an endoscope 14 14 $149
64488 Injection of local anesthetic for abdominal wall pain control on both sides using imaging guidance 14 14 $71
00790 Anesthesia for other procedure on upper abdomen 12 12 $357

In context: peer comparison

Among 1 peers in Los Alamitos Anesthesiology Physician, average services per provider: 23. This provider delivers 7.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Tanzhen Wu's medical specialty?
Dr. Tanzhen Wu practices Anesthesiology Physician in Los Alamitos, CA.
Where does Dr. Tanzhen Wu practice?
Dr. Tanzhen Wu practices at 3751 Katella Ave, Los Alamitos, CA 907203113. Office phone: 5625981311.
What is Dr. Tanzhen Wu's NPI?
Dr. Tanzhen Wu's National Provider Identifier (NPI) is 1609835412, issued by NPPES.
Does Dr. Tanzhen Wu accept Medicare assignment?
Yes. Dr. Tanzhen Wu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tanzhen Wu commonly perform?
Top Medicare-reported procedures in 2023: Ultrasonic guidance for needle placement (HCPCS 76942); Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for procedure for total knee joint replacement (HCPCS 01402). Source: CMS Medicare Physician & Other Practitioners file.