Doctor profile · Federal record

Dr. Sergey Lyass, MD

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

  • NPI 1316996911
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4301 Grimes Pl
Encino, CA 913164361
(310) 623-1786
fax (310) 693-5334

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
October 25, 2024
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
California #A80181

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316996911. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
237
Distinct HCPCS
7
Medicare allowed
$31,716
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 85 39 $82
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 40 39 $179
99213 Established patient office or other outpatient visit, 20-29 minutes 31 17 $98
99214 Established patient office or other outpatient visit, 30-39 minutes 29 22 $139
99205 New patient office or other outpatient visit, 60-74 minutes 21 21 $237
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $180
99285 Emergency department visit with high level of medical decision making 11 11 $181

In context: peer comparison

Among 3 peers in this city , average services per provider: 28. This provider delivers 8.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$791
Transactions
16
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Teleflex LLC 2 $171.79
Medtronic, Inc. 1 $154.60
Boston Scientific Corporation 6 $147.87
PolyNovo North America LLC 1 $114.68
COLOPLAST CORP 2 $88.38
MIMEDX Group, Inc. 1 $36.56
Lilly USA, LLC 1 $31.14
Astellas Pharma US Inc 1 $23.59
Novo Nordisk Inc 1 $22.82

By nature of payment

Food and Beverage
$791

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
12
Total drug cost
$40
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 12 12 $40

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sergey Lyass's medical specialty?
Dr. Sergey Lyass practices Surgery Physician in Encino, CA.
Where does Dr. Sergey Lyass practice?
Dr. Sergey Lyass practices at 4301 Grimes Pl, Encino, CA 913164361. Office phone: 3106231786.
What is Dr. Sergey Lyass's NPI?
Dr. Sergey Lyass's National Provider Identifier (NPI) is 1316996911, issued by NPPES.
Does Dr. Sergey Lyass accept Medicare assignment?
Yes. Dr. Sergey Lyass accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sergey Lyass commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.