Doctor profile · Federal record

Dr. Johan Winoto, M.D.

Nephrology Physician (CMS: Nephrology) · Nephrology Physician · Elk Grove, CA

  • NPI 1780635920
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2218 Kausen Dr Ste 103
Elk Grove, CA 957587178
(916) 683-8774
fax (916) 683-8777
Mailing address
1111 Exposition Blvd Ste 300
Sacramento, CA 958154324

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
June 13, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (2)
California #A116149 · Ohio #35090745
Medicaid
CA #GR0015060

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780635920. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,142
Distinct HCPCS
8
Medicare allowed
$226,405
HCPCS Description Services Patients Avg allowed
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 514 63 $304
99214 Established patient office or other outpatient visit, 30-39 minutes 280 173 $113
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 180 102 $82
90962 Dialysis services, 1 physician visit per month (20 years or older) 49 27 $212
99443 Telephone medical discussion with physician, 21-30 minutes 49 41 $108
99442 Telephone medical discussion with physician, 11-20 minutes 28 26 $80
99213 Established patient office or other outpatient visit, 20-29 minutes 22 21 $93
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $176

In context: peer comparison

Among 1 peers in this city , average services per provider: 142. This provider delivers 8.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ardelyx, Inc. 1 $13.85

By nature of payment

Food and Beverage
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,218
Patients
242
Total drug cost
$148,948
Drug Type Claims Patients Total cost
Nifedipine Er (Nifedipine) Brand 227 52 $8,737
Amlodipine Besylate Generic 161 44 $1,323
Losartan Potassium Generic 136 39 $3,161
Sevelamer Carbonate Generic 130 29 $42,336
Calcium Acetate Generic 115 29 $13,468
Furosemide Generic 103 27 $1,014
Hydralazine Hcl Generic 101 22 $2,779
Lisinopril Generic 47 0 $582
Renvela (Sevelamer Carbonate) Brand 41 0 $66,276
Calcitriol Generic 40 0 $1,140

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Johan Winoto's medical specialty?
Dr. Johan Winoto practices Nephrology Physician in Elk Grove, CA.
Where does Dr. Johan Winoto practice?
Dr. Johan Winoto practices at 2218 Kausen Dr Ste 103, Elk Grove, CA 957587178. Office phone: 9166838774.
What is Dr. Johan Winoto's NPI?
Dr. Johan Winoto's National Provider Identifier (NPI) is 1780635920, issued by NPPES.
Does Dr. Johan Winoto accept Medicare assignment?
Yes. Dr. Johan Winoto accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Johan Winoto commonly perform?
Top Medicare-reported procedures in 2023: Dialysis services, 2-3 physician visits per month (20 years or older) (HCPCS 90961); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.