Doctor profile · Federal record

Dr. Rafael Fletes, M.D.

Nephrology Physician (CMS: Nephrology) · Merrillville, IN

  • NPI 1952306466
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
90 W 86Th Ave
Merrillville, IN 464107086
(219) 791-1555
fax (197) 911-5602
Mailing address
120 W 22Nd St Ste 200
Oak Brook, IL 605231563

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
December 14, 2022
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Indiana #01057911A
Medicaid
IN #200444970

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952306466. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,697
Distinct HCPCS
10
Medicare allowed
$299,606
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 846 359 $111
99214 Established patient office or other outpatient visit, 30-39 minutes 419 215 $108
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 318 64 $56
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 304 164 $74
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 172 158 $121
99426 Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month 165 51 $57
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 114 30 $331
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 105 30 $275
99212 Established patient office or other outpatient visit, 10-19 minutes 57 51 $47
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 46 42 $160

In context: peer comparison

Among 6 peers in Merrillville Nephrology Physician, average services per provider: 163. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$233
Transactions
11
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 3 $72.02
Fresenius USA Marketing, INC. 2 $42.16
Amgen INC. 2 $35.69
Travere Therapeutics, INC. 2 $35.06
Ardelyx, INC. 1 $29.61
Vifor Pharma, INC. 1 $18.65

By nature of payment

Food and Beverage
$216
Education
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
782
Patients
231
Total drug cost
$52,011
Drug Type Claims Patients Total cost
Furosemide Generic 126 43 $849
Amlodipine Besylate Generic 74 27 $766
Sevelamer Carbonate Generic 61 20 $16,709
Losartan Potassium Generic 55 23 $384
Nifedipine ER (Nifedipine) Brand 53 18 $2,556
Bumetanide Generic 52 21 $2,379
Potassium Chloride Generic 51 18 $1,292
Hydralazine Hcl Generic 47 19 $972
Carvedilol Generic 45 17 $515
Chlorthalidone Generic 44 12 $1,162

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rafael Fletes's medical specialty?
Dr. Rafael Fletes practices Nephrology Physician in Merrillville, IN.
Where does Dr. Rafael Fletes practice?
Dr. Rafael Fletes practices at 90 W 86Th Ave, Merrillville, IN 464107086. Office phone: 2197911555.
What is Dr. Rafael Fletes's NPI?
Dr. Rafael Fletes's National Provider Identifier (NPI) is 1952306466, issued by NPPES.
Does Dr. Rafael Fletes accept Medicare assignment?
Yes. Dr. Rafael Fletes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rafael Fletes commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.