Doctor profile · Federal record

Dr. Tyler Kang, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Vacaville, CA

  • NPI 1164691820
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1020 Nut Tree RD Ste 390
Vacaville, CA 956874100
(707) 624-8000
fax (707) 624-8001
Additional location
10 Woodland RD
Saint Helena, CA 945749554
(707) 967-5721
Additional location
575 Lennon Ln Ste 153
Walnut Creek, CA 945982443
(925) 433-8786
fax (925) 433-8788

Credentials & registration

NPPES · NUCC
NPI registered
February 2008 — 18 yrs on file
Profile last updated
March 18, 2026
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A81013

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164691820. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,063
Distinct HCPCS
9
Medicare allowed
$126,387
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 431 150 $126
99214 Established patient office or other outpatient visit, 30-39 minutes 346 199 $94
99214 Established patient office or other outpatient visit, 30-39 minutes 128 95 $124
99205 New patient office or other outpatient visit, 60-74 minutes 58 58 $177
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 27 24 $185
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 25 17 $127
99215 Established patient office or other outpatient visit, 40-54 minutes 17 15 $175
99442 Telephone medical discussion with physician, 11-20 minutes 16 12 $74
99442 Telephone medical discussion with physician, 11-20 minutes 15 13 $71

In context: peer comparison

Among 2 peers in this city , average services per provider: 130. This provider delivers 8.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,419
Transactions
131
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 14 $486.00
AstraZeneca Pharmaceuticals LP 18 $457.63
PFIZER INC. 20 $416.07
Merck Sharp & Dohme LLC 15 $384.37
Celgene Corporation 16 $287.28
Janssen Biotech, Inc. 8 $278.15
ABBVIE INC. 10 $241.73
Novartis Pharmaceuticals Corporation 7 $206.09
Takeda Pharmaceuticals U.S.A., Inc. 5 $112.78
Daiichi Sankyo Inc. 4 $103.89
SEAGEN INC. 1 $98.65
ARRAY BIOPHARMA INC 3 $88.12
Astellas Pharma US Inc 3 $88.12
Coherus Biosciences Inc. 3 $87.72
Eisai Inc. 4 $81.49

By nature of payment

Food and Beverage
$4,279
Education
$141

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
389
Patients
36
Total drug cost
$908,625
Drug Type Claims Patients Total cost
Anastrozole Generic 71 22 $2,816
Eliquis (Apixaban) Brand 40 0 $25,457
Prednisone Generic 40 0 $436
Abiraterone Acetate Generic 38 0 $185,198
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 29 14 $682
Acyclovir Generic 21 0 $252
Levothyroxine Sodium Generic 21 0 $288
Tamoxifen Citrate Generic 21 0 $542
Xtandi (Enzalutamide) Brand 20 0 $171,366
Jakafi (Ruxolitinib Phosphate) Brand 17 0 $304,648

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tyler Kang's medical specialty?
Dr. Tyler Kang practices Hematology & Oncology Physician in Vacaville, CA.
Where does Dr. Tyler Kang practice?
Dr. Tyler Kang practices at 1020 Nut Tree RD Ste 390, Vacaville, CA 956874100. Office phone: 7076248000.
What is Dr. Tyler Kang's NPI?
Dr. Tyler Kang's National Provider Identifier (NPI) is 1164691820, issued by NPPES.
Does Dr. Tyler Kang accept Medicare assignment?
Yes. Dr. Tyler Kang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tyler Kang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.