Doctor profile · Federal record

Dr. Ewa Kontny, M.D.

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Irvine, CA

  • NPI 1598916587
  • Accepts Medicare
  • MIPS 39.5 / 100 · 2023
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
16200 Sand Canyon Ave
Irvine, CA 926183714
(888) 655-8463
fax (888) 990-0671
Mailing address
9591 Warburton Dr
Huntington Beach, CA 926463629

Credentials & registration

NPPES · NUCC
NPI registered
October 2008 — 18 yrs on file
Profile last updated
May 8, 2017
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #A116169

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598916587. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,264
Distinct HCPCS
8
Medicare allowed
$165,529
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 739 276 $125
99239 Hospital discharge day management, more than 30 minutes 187 177 $121
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 160 156 $182
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 72 52 $83
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 31 31 $133
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 28 21 $114
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 24 15 $163
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 23 21 $193

In context: peer comparison

Among 17 peers in this city , average services per provider: 151. This provider delivers 8.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$310
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 4 $217.13
EAGLE PHARMACEUTICALS, INC. 1 $92.83

By nature of payment

Food and Beverage
$310

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
460
Patients
266
Total drug cost
$39,075
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 47 24 $683
Metoprolol Succinate Generic 47 33 $547
Eliquis (Apixaban) Brand 43 23 $15,977
Furosemide Generic 40 23 $198
Metoprolol Tartrate Generic 35 20 $265
Gabapentin Generic 33 15 $358
Tamsulosin Hcl Generic 33 14 $670
Losartan Potassium Generic 30 11 $355
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 27 26 $483
Famotidine Generic 25 15 $201

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ewa Kontny's medical specialty?
Dr. Ewa Kontny practices Hospitalist Physician in Irvine, CA.
Where does Dr. Ewa Kontny practice?
Dr. Ewa Kontny practices at 16200 Sand Canyon Ave, Irvine, CA 926183714. Office phone: 8886558463.
What is Dr. Ewa Kontny's NPI?
Dr. Ewa Kontny's National Provider Identifier (NPI) is 1598916587, issued by NPPES.
Does Dr. Ewa Kontny accept Medicare assignment?
Yes. Dr. Ewa Kontny accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ewa Kontny commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.