Doctor profile · Federal record

Dr. Christopher Tymchuk, MD

Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · Hospitalist Physician · Los Angeles, CA

  • NPI 1104118561
  • Accepts Medicare
  • MIPS 77.1 / 100 · 2023
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
757 Westwood Plz Ste 7501
Los Angeles, CA 900950001
(310) 267-9643
Mailing address
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
April 23, 2024
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
California #A96133
Medicaid
CA #1104118561

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104118561. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
879
Distinct HCPCS
5
Medicare allowed
$127,645
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 586 189 $127
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 151 145 $186
99215 Established patient office or other outpatient visit, 40-54 minutes 87 45 $195
99239 Hospital discharge day management, more than 30 minutes 44 43 $124
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $241

In context: peer comparison

Among 39 peers in this city , average services per provider: 181. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
111
Patients
0
Total drug cost
$135,819
Drug Type Claims Patients Total cost
Doxycycline Hyclate Generic 20 0 $765
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 17 0 $341
Genvoya (Elviteg/Cob/Emtri/Tenof Alafen) Brand 13 0 $52,792
Posaconazole Generic 13 0 $28,569
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 0 $163
Descovy (Emtricitabine/Tenofov Alafenam) Brand 12 0 $27,985
Isentress (Raltegravir Potassium) Brand 12 0 $24,762
Levofloxacin Generic 12 0 $442

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Tymchuk's medical specialty?
Dr. Christopher Tymchuk practices Infectious Disease Physician in Los Angeles, CA.
Where does Dr. Christopher Tymchuk practice?
Dr. Christopher Tymchuk practices at 757 Westwood Plz Ste 7501, Los Angeles, CA 900950001. Office phone: 3102679643.
What is Dr. Christopher Tymchuk's NPI?
Dr. Christopher Tymchuk's National Provider Identifier (NPI) is 1104118561, issued by NPPES.
Does Dr. Christopher Tymchuk accept Medicare assignment?
Yes. Dr. Christopher Tymchuk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Tymchuk commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.