Doctor profile · Federal record

Dr. Yi Yi Tsai, MD

Internal Medicine Physician · Louisville, KY

  • NPI 1790845832
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6400 Dutchmans Pkwy, Suite 210
Louisville, KY 40205
(502) 897-1740
fax (502) 896-1294

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
March 9, 2011
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Kentucky #28194
Medicaid
KY #64281942

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790845832. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,007
Distinct HCPCS
10
Medicare allowed
$68,416
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 207 133 $84
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 152 152 $119
99441 Telephone medical discussion with physician, 5-10 minutes 147 85 $33
82044 Urine microalbumin (protein) analysis 126 111 $6
99214 Established patient office or other outpatient visit, 30-39 minutes 122 88 $119
90688 Influenza vaccine, quadrivalent, 0.5 ml dosage 65 64 $20
G0008 Administration of influenza virus vaccine 64 63 $17
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 30 30 $13
99215 Established patient office or other outpatient visit, 40-54 minutes 30 25 $167
81000 Manual urinalysis test with examination using microscope, non-automated 18 15 $4

In context: peer comparison

Among 150 peers in this city , average services per provider: 294. This provider delivers 3.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,614
Transactions
41
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 8 $656.08
Medtronic, Inc. 5 $465.82
GlaxoSmithKline, LLC. 6 $292.69
Amgen Inc. 6 $211.92
Axsome Therapeutics, Inc. 3 $209.93
Phathom Pharmaceuticals, Inc. 2 $196.01
Novartis Pharmaceuticals Corporation 1 $127.00
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $124.74
Lilly USA, LLC 2 $110.65
Lexicon Pharmaceuticals, Inc. 1 $104.69
Novo Nordisk Inc 3 $60.62
Otsuka America Pharmaceutical, Inc. 1 $18.64
Exact Sciences Corporation 1 $17.79
ABBVIE INC. 1 $17.66

By nature of payment

Food and Beverage
$2,614

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,003
Patients
636
Total drug cost
$22,580
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 245 69 $2,705
Amlodipine Besylate Generic 197 55 $1,248
Simvastatin Generic 193 57 $1,736
Levothyroxine Sodium Generic 184 55 $3,017
Losartan Potassium Generic 180 55 $1,883
Lisinopril Generic 159 46 $1,137
Metformin Hcl Generic 155 46 $1,028
Montelukast Sodium Generic 154 46 $2,334
Pantoprazole Sodium Generic 111 35 $1,396
Metoprolol Succinate Generic 97 29 $2,531

Frequently asked questions

Auto-generated from federal data
What is Dr. Yi Yi Tsai's medical specialty?
Dr. Yi Yi Tsai practices Internal Medicine Physician in Louisville, KY.
Where does Dr. Yi Yi Tsai practice?
Dr. Yi Yi Tsai practices at 6400 Dutchmans Pkwy, Louisville, KY 40205. Office phone: 5028971740.
What is Dr. Yi Yi Tsai's NPI?
Dr. Yi Yi Tsai's National Provider Identifier (NPI) is 1790845832, issued by NPPES.
What procedures does Dr. Yi Yi Tsai commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Telephone medical discussion with physician (HCPCS 99441). Source: CMS Medicare Physician & Other Practitioners file.