Doctor profile · Federal record

Dr. Michael Kwak, MD

Hospitalist Physician (CMS: Internal Medicine) · Hospitalist Physician · Longwood, FL

  • NPI 1376961326
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
175 W Pine Ave
Longwood, FL 327504168
(321) 207-0172
Mailing address
5717 Red Bug Lake RD # 341
Winter Springs, FL 327084957

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
January 6, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Florida #ME144520 · California #A138880
Medicaid (2)
FL #106695900 · CA #MK3232267556

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376961326. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
951
Distinct HCPCS
6
Medicare allowed
$76,566
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 567 164 $78
99238 Hospital discharge day management, 30 minutes or less 139 127 $79
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 135 51 $50
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 52 30 $118
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 39 39 $130
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 19 18 $166

In context: peer comparison

Among 2 peers in this city , average services per provider: 142. This provider delivers 6.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$111
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $111.44

By nature of payment

Food and Beverage
$111

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
173
Patients
123
Total drug cost
$1,668
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 25 25 $277
Prednisone Generic 22 15 $85
Furosemide Generic 18 18 $66
Nitroglycerin Generic 18 0 $483
Amlodipine Besylate Generic 15 15 $53
Metoprolol Tartrate Generic 15 14 $87
Amiodarone Hcl Generic 13 11 $193
Hydralazine Hcl Generic 13 13 $177
Atorvastatin Calcium Generic 12 12 $110
Metoprolol Succinate Generic 11 0 $103

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Kwak's medical specialty?
Dr. Michael Kwak practices Hospitalist Physician in Longwood, FL.
Where does Dr. Michael Kwak practice?
Dr. Michael Kwak practices at 175 W Pine Ave, Longwood, FL 327504168. Office phone: 3212070172.
What is Dr. Michael Kwak's NPI?
Dr. Michael Kwak's National Provider Identifier (NPI) is 1376961326, issued by NPPES.
Does Dr. Michael Kwak accept Medicare assignment?
Yes. Dr. Michael Kwak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Kwak commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.