Doctor profile · Federal record

Dr. Casey Gashti, MD

Nephrology Physician (CMS: Nephrology) · Chicago, IL

  • NPI 1285762252
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
104 S Ashland Ave
Chicago, IL 606072402
(312) 850-8434
fax (312) 850-8431
Mailing address
120 W 22Nd St
Oak Brook, IL 605231557

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
April 29, 2025
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Illinois #036.113657

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285762252. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,029
Distinct HCPCS
10
Medicare allowed
$242,916
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 850 296 $85
90935 Hemodialysis procedure with physician evaluation 216 128 $76
99214 Established patient office or other outpatient visit, 30-39 minutes 185 126 $109
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 176 146 $140
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 151 87 $127
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 119 17 $372
90945 Dialysis procedure including 1 evaluation 115 52 $90
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 97 96 $185
96372 Injection of drug or substance under skin or into muscle 43 12 $15
99215 Established patient office or other outpatient visit, 40-54 minutes 30 26 $147

In context: peer comparison

Among 62 peers in Chicago Nephrology Physician, average services per provider: 104. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$16,401
Transactions
26
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
NxStage Medical, INC. 7 $12,705.97
Fresenius USA Marketing, INC. 5 $3,252.65
Nxstage Medical, INC. 1 $77.40
Amgen INC. 3 $72.86
AstraZeneca Pharmaceuticals Lp 2 $68.94
Travere Therapeutics, INC. 2 $61.13
Mallinckrodt Hospital Products INC. 1 $33.27
Bayer Healthcare Pharmaceuticals INC. 1 $29.70
Novartis Pharmaceuticals Corporation 1 $27.41
Calliditas Therapeutics US INC. 1 $24.68
Aurinia Pharma U.S., INC. 1 $23.61
Ardelyx, INC. 1 $22.93

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$6,550
Consulting Fee
$3,613
Travel and Lodging
$3,562
Compensation for Serving As Faculty or As A Speaker for A Medical Education Program
$1,500
Food and Beverage
$1,175

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
339
Patients
45
Total drug cost
$29,624
Drug Type Claims Patients Total cost
Prosol (Parenteral Amino Acid 20% No.1) Brand 67 0 $13,122
Furosemide Generic 49 22 $498
Amlodipine Besylate Generic 33 12 $340
Lisinopril Generic 31 0 $291
Losartan Potassium Generic 27 11 $464
Calcium Acetate Generic 21 0 $1,932
Bumetanide Generic 17 0 $3,066
Carvedilol Generic 17 0 $315
Gabapentin Generic 16 0 $207
Nifedipine ER (Nifedipine) Brand 14 0 $723

Frequently asked questions

Auto-generated from federal data
What is Dr. Casey Gashti's medical specialty?
Dr. Casey Gashti practices Nephrology Physician in Chicago, IL.
Where does Dr. Casey Gashti practice?
Dr. Casey Gashti practices at 104 S Ashland Ave, Chicago, IL 606072402. Office phone: 3128508434.
What is Dr. Casey Gashti's NPI?
Dr. Casey Gashti's National Provider Identifier (NPI) is 1285762252, issued by NPPES.
Does Dr. Casey Gashti accept Medicare assignment?
Yes. Dr. Casey Gashti accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Casey Gashti commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hemodialysis procedure with physician evaluation (HCPCS 90935); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.