Doctor profile · Federal record

Dr. Narain Mandhan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Emergency Medicine Physician · Addiction Medicine (Internal Medicine) Physician · Monticello, IL

  • NPI 1730170655
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1000 Medical Center Dr
Monticello, IL 618562116
(217) 762-6241
fax (217) 762-1702

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
December 11, 2020
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Illinois #036-091129 · Illinois #036091129
Medicaid
IL #036091129

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730170655. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 1 $18.54

By nature of payment

Food and Beverage
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,903
Patients
693
Total drug cost
$264,534
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 336 92 $5,718
Pantoprazole Sodium Generic 314 76 $6,026
Levothyroxine Sodium Generic 278 60 $4,938
Metoprolol Succinate Generic 248 65 $5,938
Losartan Potassium Generic 229 64 $4,200
Amlodipine Besylate Generic 226 66 $2,467
Duloxetine Hcl Generic 184 28 $4,241
Tamsulosin Hcl Generic 168 45 $4,842
Rosuvastatin Calcium Generic 153 42 $3,052
Gabapentin Generic 149 28 $3,185

Frequently asked questions

Auto-generated from federal data
What is Dr. Narain Mandhan's medical specialty?
Dr. Narain Mandhan practices Internal Medicine Physician in Monticello, IL.
Where does Dr. Narain Mandhan practice?
Dr. Narain Mandhan practices at 1000 Medical Center Dr, Monticello, IL 618562116. Office phone: 2177626241.
What is Dr. Narain Mandhan's NPI?
Dr. Narain Mandhan's National Provider Identifier (NPI) is 1730170655, issued by NPPES.
Does Dr. Narain Mandhan accept Medicare assignment?
Yes. Dr. Narain Mandhan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.