Doctor profile · Federal record

Dr. Wai Kan Chiu, M.D., PH.D.

Gastroenterology Physician (CMS: Gastroenterology) · Cameron Park, CA

  • NPI 1801258686
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3501 Palmer Dr Ste 201
Cameron Park, CA 956828276
(530) 626-2611
fax (212) 746-3609
Mailing address
Po Box 45680
San Francisco, CA 941450680

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
October 11, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #177179

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801258686. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,005
Distinct HCPCS
10
Medicare allowed
$131,843
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 176 136 $147
45380 Biopsy of large bowel using a flexible endoscope 133 132 $133
99214 Established patient office or other outpatient visit, 30-39 minutes 100 87 $100
99204 New patient office or other outpatient visit, 45-59 minutes 98 98 $135
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 87 84 $90
99203 New patient office or other outpatient visit, 30-44 minutes 76 76 $84
99213 Established patient office or other outpatient visit, 20-29 minutes 72 66 $67
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 70 70 $248
99205 New patient office or other outpatient visit, 60-74 minutes 67 67 $185
45378 Diagnostic exam of large bowel using a flexible endoscope 28 28 $186

In context: peer comparison

Among 2 peers in Cameron Park Gastroenterology Physician, average services per provider: 66. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$139
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., INC. 2 $37.19
Pfizer INC. 2 $32.02
Organon LLC 1 $30.51
Regeneron Healthcare Solutions, INC. 1 $25.38
Braintree Laboratories, INC. 1 $14.12

By nature of payment

Food and Beverage
$139

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
533
Patients
333
Total drug cost
$143,394
Drug Type Claims Patients Total cost
Omeprazole Generic 184 84 $4,550
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 139 136 $10,731
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 85 84 $1,474
Famotidine Generic 24 15 $398
Pantoprazole Sodium Generic 18 0 $394
Mesalamine Generic 17 0 $17,433
Furosemide Generic 15 0 $74
Spironolactone Generic 15 0 $283
Suprep (Sodium, Potassium,Mag Sulfates) Brand 14 14 $1,609
Budesonide Dr (Budesonide) Brand 11 0 $9,529

Frequently asked questions

Auto-generated from federal data
What is Dr. Wai Kan Chiu's medical specialty?
Dr. Wai Kan Chiu practices Gastroenterology Physician in Cameron Park, CA.
Where does Dr. Wai Kan Chiu practice?
Dr. Wai Kan Chiu practices at 3501 Palmer Dr Ste 201, Cameron Park, CA 956828276. Office phone: 5306262611.
What is Dr. Wai Kan Chiu's NPI?
Dr. Wai Kan Chiu's National Provider Identifier (NPI) is 1801258686, issued by NPPES.
Does Dr. Wai Kan Chiu accept Medicare assignment?
Yes. Dr. Wai Kan Chiu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Wai Kan Chiu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.