Doctor profile · Federal record

Dr. Winston Shih, M.D.

Nephrology Physician (CMS: Nephrology) · Danbury, CT

  • NPI 1598770364
  • Accepts Medicare
  • MIPS 89.1 / 100 · 2023
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
24 Hospital Ave
Danbury, CT 068106099
(203) 797-7104

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Connecticut #029813

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598770364. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,049
Distinct HCPCS
10
Medicare allowed
$312,209
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 545 284 $137
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 352 149 $83
99213 Established patient office or other outpatient visit, 20-29 minutes 327 267 $97
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 256 40 $376
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 228 102 $126
99204 New patient office or other outpatient visit, 45-59 minutes 68 68 $177
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 66 64 $183
90935 Hemodialysis procedure with physician evaluation 48 30 $75
81003 Automated urinalysis test 47 47 $2
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 40 17 $313

In context: peer comparison

Among 4 peers in Danbury Nephrology Physician, average services per provider: 148. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Travere Therapeutics, INC. 1 $2.38

By nature of payment

Education
$2

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,893
Patients
903
Total drug cost
$76,798
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 617 187 $5,842
Losartan Potassium Generic 607 182 $9,137
Carvedilol Generic 271 80 $4,379
Furosemide Generic 234 74 $3,030
Calcitriol Generic 233 72 $3,986
Chlorthalidone Generic 140 48 $3,755
Hydrochlorothiazide Generic 132 43 $430
Potassium Citrate ER (Potassium Citrate) Brand 122 41 $20,034
Lisinopril Generic 113 31 $1,200
Hydralazine Hcl Generic 87 28 $2,775

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Winston Shih's medical specialty?
Dr. Winston Shih practices Nephrology Physician in Danbury, CT.
Where does Dr. Winston Shih practice?
Dr. Winston Shih practices at 24 Hospital Ave, Danbury, CT 068106099. Office phone: 2037977104.
What is Dr. Winston Shih's NPI?
Dr. Winston Shih's National Provider Identifier (NPI) is 1598770364, issued by NPPES.
Does Dr. Winston Shih accept Medicare assignment?
Yes. Dr. Winston Shih accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Winston Shih commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.