Doctor profile · Federal record

Dr. Chittaranjan Patel, MD

Internal Medicine Physician (CMS: Internal Medicine) · Whiting, IN

  • NPI 1477660801
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2075 Indianapolis Blvd
Whiting, IN 463941948
(219) 659-7000
fax (219) 659-9018
Additional location
14544 John Humphrey Dr
Orland Park, IL 604622640

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
December 11, 2025
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Indiana #01039547A
Medicaid (2)
IN #100375920A · IL #036083269

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477660801. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,618
Distinct HCPCS
10
Medicare allowed
$353,545
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 1,226 208 $75
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 570 193 $114
99214 Established patient office or other outpatient visit, 30-39 minutes 396 179 $119
82962 Blood glucose (sugar) test performed by hand-held instrument 267 94 $3
99238 Hospital discharge day management, 30 minutes or less 245 176 $77
99213 Established patient office or other outpatient visit, 20-29 minutes 230 124 $81
36415 Insertion of needle into vein for collection of blood sample 203 146 $8
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 180 152 $165
96372 Injection of drug or substance under skin or into muscle 152 81 $13
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 150 81 $2

In context: peer comparison

Among 2 peers in Whiting Internal Medicine Physician, average services per provider: 157. This provider delivers 29× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$120
Transactions
7
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 4 $69.56
GlaxoSmithKline, LLC. 2 $37.13
Merck Sharp & Dohme LLC 1 $13.32

By nature of payment

Food and Beverage
$120

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,561
Patients
1,060
Total drug cost
$34,110
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 372 160 $4,843
Amlodipine Besylate Generic 268 108 $1,764
Furosemide Generic 257 96 $1,464
Pantoprazole Sodium Generic 200 101 $2,902
Gabapentin Generic 190 78 $3,578
Metformin Hcl Generic 162 66 $1,662
Carvedilol Generic 159 57 $2,103
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 136 50 $5,964
Levothyroxine Sodium Generic 134 50 $2,892
Losartan Potassium Generic 126 51 $1,577

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chittaranjan Patel's medical specialty?
Dr. Chittaranjan Patel practices Internal Medicine Physician in Whiting, IN.
Where does Dr. Chittaranjan Patel practice?
Dr. Chittaranjan Patel practices at 2075 Indianapolis Blvd, Whiting, IN 463941948. Office phone: 2196597000.
What is Dr. Chittaranjan Patel's NPI?
Dr. Chittaranjan Patel's National Provider Identifier (NPI) is 1477660801, issued by NPPES.
Does Dr. Chittaranjan Patel accept Medicare assignment?
Yes. Dr. Chittaranjan Patel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chittaranjan Patel commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.