Doctor profile · Federal record

Dr. Emery Chen, M.D.

Surgery Physician (CMS: General Surgery) · Palmdale, CA

  • NPI 1922201763
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
38920 Trade Center Dr
Palmdale, CA 935513715
(661) 942-6565
fax (661) 940-1066

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
April 10, 2025
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
California #A82839

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922201763. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,610
Distinct HCPCS
10
Medicare allowed
$584,026
HCPCS Description Services Patients Avg allowed
Q4133 Grafix prime, grafixpl prime, stravix and stravixpl, per square centimeter 2,973 11 $133
11045 Removal of skin and tissue, each additional 20.0 sq cm or less 1,111 27 $26
99214 Established patient office or other outpatient visit, 30-39 minutes 564 64 $103
11042 Removal of skin and tissue, 20.0 sq cm or less 515 60 $61
99183 Management of oxygen chamber therapy 124 14 $110
15271 Application of skin substitute graft to wound of trunk, arms, or legs, 25.0 sq cm or less of wound 100.0 sq cm or less 93 11 $171
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 58 14 $125
99214 Established patient office or other outpatient visit, 30-39 minutes 47 23 $134
15271 Application of skin substitute graft to wound of trunk, arms, or legs, 25.0 sq cm or less of wound 100.0 sq cm or less 36 11 $85
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 21 15 $182

In context: peer comparison

Among 1 peers in this city , average services per provider: 374. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$372
Transactions
16
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
BIOTISSUE HOLDINGS INC. 7 $218.73
Aroa Biosurgery Incorporated 6 $103.37
Davol Inc. 1 $21.68
Acella Pharmaceuticals, LLC 1 $14.19
Integra LifeSciences Corporation 1 $13.64

By nature of payment

Food and Beverage
$372

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
261
Patients
88
Total drug cost
$49,490
Drug Type Claims Patients Total cost
Gentamicin Sulfate Generic 53 23 $3,914
Santyl (Collagenase Clostridium Hist.) Brand 35 13 $40,397
Mupirocin Generic 28 13 $309
Ibuprofen Generic 26 23 $277
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 22 16 $205
Lidocaine Generic 21 0 $2,550
Triamcinolone Acetonide Generic 15 0 $339
Doxycycline Hyclate Generic 13 0 $754
Levothyroxine Sodium Generic 13 0 $211
Nystatin Generic 12 0 $313

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Emery Chen's medical specialty?
Dr. Emery Chen practices Surgery Physician in Palmdale, CA.
Where does Dr. Emery Chen practice?
Dr. Emery Chen practices at 38920 Trade Center Dr, Palmdale, CA 935513715. Office phone: 6619426565.
What is Dr. Emery Chen's NPI?
Dr. Emery Chen's National Provider Identifier (NPI) is 1922201763, issued by NPPES.
Does Dr. Emery Chen accept Medicare assignment?
Yes. Dr. Emery Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Emery Chen commonly perform?
Top Medicare-reported procedures in 2023: Grafix prime, grafixpl prime, stravix and stravixpl, per square centimeter (HCPCS Q4133); Removal of skin and tissue, each additional 20.0 sq cm or less (HCPCS 11045); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.