Active NPI 1316996911 Individual Practitioner Male Practitioner

Dr. Sergey Lyass , MD

Surgery • Encino, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Sergey Lyass, MD is a certified Surgery practicing in Encino, CA. With approximately 41 years of clinical experience since completing medical education in 1985, Dr. Lyass delivers high-quality medical care to the local community at 4301 GRIMES PL.

Dr. Lyass accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, new patient outpatient office visit, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4301 Grimes Pl

Encino, CA 913164361

Telephone 3106231786

Fax 3106935334

Associated Practice Facility / Clinic

🏢 Sergey Lyass Md A Professional Corporation Facility NPI 1780760231

Medicare Profile & Education

Medical School

Other

Graduation Year

1985

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Encino, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

41 Yrs +17.4 yrs vs City Avg

City Avg: 23.6 Yrs

State Avg: 27.4 Yrs

Regional Practice Density

17 Specialists

Practicing in Encino, CA (3346 Statewide)

Telehealth Adoption Rate

17.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

91.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lyass (41 Years) 41 Yrs

Encino Specialty Average (23.6 Years) 23.6 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	56	26	$808.93	$81.48
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$1725.00	$138.36
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	25	$1668.80	$178.85
99213 Established patient office or other outpatient visit, typically 15 minutes	21	15	$1355.00	$68.54
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$1050.00	$84.82
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	16	16	$1451.25	$135.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	85	39	$195.00	$81.64
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	40	39	$350.00	$178.80
99213 Established patient office or other outpatient visit, typically 15 minutes	31	17	$225.00	$98.34
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	29	22	$275.00	$138.65
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	21	21	$460.00	$236.86
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$375.00	$179.59
99285 Emergency department visit for life threatening or functioning severity	11	11	$325.00	$180.86

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	40	40	$375.00	$182.69
99213 Established patient office or other outpatient visit, typically 15 minutes	35	20	$225.00	$100.14
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	31	23	$195.00	$75.44
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	25	$350.00	$209.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	16	$275.00	$141.10
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$325.00	$123.00
99285 Emergency department visit for life threatening or functioning severity	11	11	$325.00	$184.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	34	19	$195.00	$76.84
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$375.00	$184.79
99213 Established patient office or other outpatient visit, typically 15 minutes	25	15	$225.00	$101.43
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	17	17	$12500.00	$150.43
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	16	$275.00	$143.61
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	15	15	$350.00	$214.15
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$325.00	$124.38
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	13	13	$460.00	$243.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$375.00	$180.61
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	29	15	$195.00	$77.99
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	22	22	$350.00	$218.05
99213 Established patient office or other outpatient visit, typically 15 minutes	14	13	$225.00	$83.44
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$325.00	$118.91
76705 Limited ultrasound scan of abdomen	11	11	$450.00	$105.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	38	20	$195.00	$77.39
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	34	34	$375.00	$178.37
99213 Established patient office or other outpatient visit, typically 15 minutes	26	21	$225.00	$79.01
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	24	24	$350.00	$215.19
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$325.00	$118.31
76705 Limited ultrasound scan of abdomen	15	15	$437.67	$100.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76705 Limited ultrasound scan of abdomen	44	37	$265.00	$100.13
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	41	41	$375.00	$173.62
99213 Established patient office or other outpatient visit, typically 15 minutes	27	23	$225.00	$76.43
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$325.00	$114.83
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	13	$275.00	$108.74
55520 Removal of spermatic cord growth	12	12	$650.00	$276.91
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	12	12	$200.00	$57.63
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	12	12	$12500.00	$148.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	55	55	$463.18	$166.82
76705 Limited ultrasound scan of abdomen	31	30	$341.77	$96.58
99213 Established patient office or other outpatient visit, typically 15 minutes	25	19	$245.00	$74.88
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	14	14	$5457.14	$144.38

Medical Specialties & State Licenses

CMS Verified: 2024-10-25

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License CA A80181

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Caqh Id#

11542441 (CA)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events

📍

Updated Practice Location October 25, 2024

Registered at 4301 GRIMES PL, ENCINO, CA 913164361 (Tel: 3106231786)

✅

NPI Profile Active October 23, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location October 23, 2011

Registered at 8631 W 3RD ST, 900, LOS ANGELES, CA 900485901 (Tel: 3106231786)

📍

Updated Business Mailing Address October 23, 2011

Registered at 4301 GRIMES PL, ENCINO, CA 913164361 (Tel: 8185783388)

👤

Provider Name / Credentials Updated October 23, 2011

Recorded as SERGEY LYASS, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 23, 2011

Surgery (License #A80181 in CA)

🟢

Initial NPI Registration & Enumeration May 09, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1316996911

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: May 09, 2006

Last Update: October 25, 2024

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

4301 Grimes Pl

Encino, CA 913164361

Phone: 8185783388

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.