Doctor profile · Federal record

Dr. Kuang-Hwa Chao, M.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Walnut Creek, CA

  • NPI 1073721569
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
575 Lennon Ln
Walnut Creek, CA 945982443
(925) 954-6710
fax (925) 954-6711
Additional location
2637 Shadelands Dr
Walnut Creek, CA 945982512
Mailing address
2637 Shadelands Dr
Walnut Creek, CA 945982512

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
November 13, 2024
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
California #A104893

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073721569. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,012
Distinct HCPCS
10
Medicare allowed
$2,264,750
HCPCS Description Services Patients Avg allowed
77300 Calculation of radiation therapy dose 913 65 $83
77014 Ct guidance for insertion of radiation therapy fields 783 56 $156
G6015 Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session 759 51 $492
G6017 Intra-fraction localization and tracking of target or patient motion during delivery of radiation therapy (eg,3d positional tracking, gating, 3d surface tracking), each fraction of treatment 539 46 $143
A9596 Gallium ga-68 gozetotide, diagnostic, (illuccix), 1 millicurie 302 55 $1,054
77336 Continuing radiation therapy consultation per week 211 66 $116
77427 Radiation treatment management, 5 treatment sessions 182 47 $220
77338 Design and construction of radiation treatment device for high precision radiation therapy 121 50 $585
G6012 Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev 117 11 $321
77301 High precision radiation therapy planning 112 50 $2,419

In context: peer comparison

Among 1 peers in Walnut Creek Radiation Oncology Physician, average services per provider: 172. This provider delivers 29× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,661
Transactions
50
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 11 $289.35
Merck Sharp & Dohme LLC 10 $267.07
Janssen Biotech, INC. 2 $143.77
Takeda Pharmaceuticals U.S.A., INC. 4 $90.03
Coherus Biosciences INC. 3 $87.72
Eisai INC. 3 $68.74
Myriad Genetic Laboratories, INC. 3 $67.57
Pfizer INC. 3 $63.73
Telix Pharmaceuticals 2 $48.90
Recordati_Rare_Diseases_INC. 2 $42.39
Abbvie INC. 2 $41.78
Agios Pharmaceuticals, INC. 1 $37.87
Genentech USA, INC. 2 $36.23
Genentech, INC. 1 $32.96
Genmab U.S., INC. 1 $32.58

By nature of payment

Food and Beverage
$1,661

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
143
Patients
82
Total drug cost
$2,587
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 46 20 $1,582
Ciprofloxacin Hcl Generic 40 32 $182
Lorazepam Generic 35 30 $38
Bicalutamide Generic 11 0 $111
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 11 0 $674

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kuang-Hwa Chao's medical specialty?
Dr. Kuang-Hwa Chao practices Radiation Oncology Physician in Walnut Creek, CA.
Where does Dr. Kuang-Hwa Chao practice?
Dr. Kuang-Hwa Chao practices at 575 Lennon Ln, Walnut Creek, CA 945982443. Office phone: 9259546710.
What is Dr. Kuang-Hwa Chao's NPI?
Dr. Kuang-Hwa Chao's National Provider Identifier (NPI) is 1073721569, issued by NPPES.
Does Dr. Kuang-Hwa Chao accept Medicare assignment?
Yes. Dr. Kuang-Hwa Chao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kuang-Hwa Chao commonly perform?
Top Medicare-reported procedures in 2023: Calculation of radiation therapy dose (HCPCS 77300); Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc (HCPCS G6015). Source: CMS Medicare Physician & Other Practitioners file.