Doctor profile · Federal record

Dr. Konstantinos Vlachonassios, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Lakewood, CA

  • NPI 1851473003
  • Accepts Medicare
  • MIPS 18.2 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3300 E South St Ste 301
Lakewood, CA 908054561
(562) 622-9500
fax (562) 622-9513
Mailing address
19051 Goldenwest St # 106-321
Huntington Beach, CA 926482155

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
December 12, 2024
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
California #A52738
Medicaid
CA #00A5278380

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851473003. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,657
Distinct HCPCS
10
Medicare allowed
$207,000
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 504 198 $139
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 504 88 $125
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 149 135 $72
99213 Established patient office or other outpatient visit, 20-29 minutes 108 85 $99
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 104 82 $182
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 57 55 $200
99215 Established patient office or other outpatient visit, 40-54 minutes 45 35 $194
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 44 41 $16
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 38 37 $9
93288 Evaluation of single, dual, multiple lead or leadless pacemaker system 34 22 $65

In context: peer comparison

Among 3 peers in this city , average services per provider: 187. This provider delivers 8.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,196
Transactions
87
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Edwards Lifesciences Corporation 14 $567.72
Merck Sharp & Dohme LLC 9 $230.60
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 5 $210.75
Novartis Pharmaceuticals Corporation 13 $205.14
ABIOMED 5 $200.31
ShockWave Medical, Inc 1 $144.07
BIOTRONIK INC. 4 $133.25
Boehringer Ingelheim Pharmaceuticals, Inc. 6 $131.81
Lexicon Pharmaceuticals, Inc. 5 $128.74
Amgen Inc. 5 $128.72
Janssen Pharmaceuticals, Inc 5 $125.32
PFIZER INC. 5 $109.21
AstraZeneca Pharmaceuticals LP 5 $108.47
Novo Nordisk Inc 1 $102.74
Bayer Healthcare Pharmaceuticals Inc. 4 $102.61

By nature of payment

Food and Beverage
$3,196

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,163
Patients
1,200
Total drug cost
$982,753
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 455 150 $9,613
Amlodipine Besylate Generic 397 129 $5,419
Ezetimibe Generic 349 110 $25,239
Furosemide Generic 345 107 $3,285
Metoprolol Succinate Generic 326 105 $9,029
Eliquis (Apixaban) Brand 320 68 $287,623
Hydralazine Hcl Generic 296 79 $6,913
Jardiance (Empagliflozin) Brand 249 58 $243,792
Repatha Pushtronex (Evolocumab) Brand 244 36 $192,828
Carvedilol Generic 221 64 $4,390

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Konstantinos Vlachonassios's medical specialty?
Dr. Konstantinos Vlachonassios practices Cardiovascular Disease Physician in Lakewood, CA.
Where does Dr. Konstantinos Vlachonassios practice?
Dr. Konstantinos Vlachonassios practices at 3300 E South St Ste 301, Lakewood, CA 908054561. Office phone: 5626229500.
What is Dr. Konstantinos Vlachonassios's NPI?
Dr. Konstantinos Vlachonassios's National Provider Identifier (NPI) is 1851473003, issued by NPPES.
Does Dr. Konstantinos Vlachonassios accept Medicare assignment?
Yes. Dr. Konstantinos Vlachonassios accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Konstantinos Vlachonassios commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306). Source: CMS Medicare Physician & Other Practitioners file.