Doctor profile · Federal record

Dr. Michael Kwok, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Novato, CA

  • NPI 1124119235
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
165 Rowland Way, Suite 201
Novato, CA 949455038
(415) 897-3174
fax (415) 892-9589

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
October 23, 2008
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G069555

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124119235. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
372
Distinct HCPCS
7
Medicare allowed
$50,041
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 122 67 $107
99214 Established patient office or other outpatient visit, 30-39 minutes 68 42 $151
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 63 20 $133
99215 Established patient office or other outpatient visit, 40-54 minutes 59 37 $210
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 26 22 $17
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 17 14 $193
99239 Hospital discharge day management, more than 30 minutes 17 14 $129

In context: peer comparison

Among 3 peers in Novato Internal Medicine Physician, average services per provider: 75. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$406
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Heartflow, INC. 3 $262.75
Edwards Lifesciences Corporation 1 $124.02
Sanofi Pasteur INC. 1 $19.61

By nature of payment

Food and Beverage
$406

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,018
Patients
249
Total drug cost
$20,781
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 181 46 $2,771
Amlodipine Besylate Generic 83 22 $674
Levothyroxine Sodium Generic 81 22 $1,784
Lisinopril Generic 80 22 $872
Mirtazapine Generic 77 17 $1,976
Losartan Potassium Generic 74 19 $1,072
Rosuvastatin Calcium Generic 70 18 $2,027
Metoprolol Succinate Generic 60 15 $1,244
Pantoprazole Sodium Generic 53 15 $930
Alendronate Sodium Generic 51 12 $802

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Kwok's medical specialty?
Dr. Michael Kwok practices Internal Medicine Physician in Novato, CA.
Where does Dr. Michael Kwok practice?
Dr. Michael Kwok practices at 165 Rowland Way, Novato, CA 949455038. Office phone: 4158973174.
What is Dr. Michael Kwok's NPI?
Dr. Michael Kwok's National Provider Identifier (NPI) is 1124119235, issued by NPPES.
Does Dr. Michael Kwok accept Medicare assignment?
Yes. Dr. Michael Kwok accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Kwok commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.