Doctor profile · Federal record

Dr. Ivan de Kouchkovsky

Medical Oncology Physician (CMS: Hematology/Oncology) · San Francisco, CA

  • NPI 1245692839
  • Accepts Medicare
  • MIPS 70.8 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
505 Parnassus Ave, Internal Medicine Residency Program
San Francisco, CA 941432204
(415) 476-1529

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
March 9, 2023
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
California #A152456

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245692839. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
390
Distinct HCPCS
4
Medicare allowed
$62,434
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 302 99 $160
99205 New patient office or other outpatient visit, 60-74 minutes 48 48 $202
99443 Telephone medical discussion with physician, 21-30 minutes 27 16 $106
99214 Established patient office or other outpatient visit, 30-39 minutes 13 13 $109

In context: peer comparison

Among 13 peers in this city , average services per provider: 70. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$217
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Exelixis Inc. 1 $174.00
Merck Sharp & Dohme LLC 2 $43.21

By nature of payment

Food and Beverage
$217

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
515
Patients
59
Total drug cost
$1,147,078
Drug Type Claims Patients Total cost
Abiraterone Acetate Generic 204 24 $391,500
Prednisone Generic 163 35 $1,250
Orgovyx (Relugolix) Brand 69 0 $180,799
Erleada (Apalutamide) Brand 25 0 $382,263
Nubeqa (Darolutamide) Brand 14 0 $190,776
Ondansetron Hcl Generic 14 0 $120
Bicalutamide Generic 13 0 $250
Gabapentin Generic 13 0 $120

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ivan de Kouchkovsky's medical specialty?
Dr. Ivan de Kouchkovsky practices Medical Oncology Physician in San Francisco, CA.
Where does Dr. Ivan de Kouchkovsky practice?
Dr. Ivan de Kouchkovsky practices at 505 Parnassus Ave, San Francisco, CA 941432204. Office phone: 4154761529.
What is Dr. Ivan de Kouchkovsky's NPI?
Dr. Ivan de Kouchkovsky's National Provider Identifier (NPI) is 1245692839, issued by NPPES.
Does Dr. Ivan de Kouchkovsky accept Medicare assignment?
Yes. Dr. Ivan de Kouchkovsky accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ivan de Kouchkovsky commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.