Doctor profile · Federal record

Dr. Samar Mahmood, MD

Psychiatry Physician (CMS: Psychiatry) · Dekalb, IL

  • NPI 1669545943
  • Accepts Medicare
  • 35 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
12 Healh Services Drive
Dekalb, IL 60115
(815) 756-4875
fax (815) 787-9582
Additional location
1560 Wall St, Suite 304
Naperville, IL 605631123
(630) 416-8289
fax (630) 416-8306
Mailing address
12 Health Services Dr
Dekalb, IL 601159637

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
March 12, 2019
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Illinois #036110009
Medicaid
IL #036110009

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669545943. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
501
Distinct HCPCS
3
Medicare allowed
$51,478
HCPCS Description Services Patients Avg allowed
99443 Telephone medical discussion with physician, 21-30 minutes 262 72 $99
99214 Established patient office or other outpatient visit, 30-39 minutes 124 75 $119
99214 Established patient office or other outpatient visit, 30-39 minutes 115 55 $95

In context: peer comparison

Among 1 peers in Dekalb Psychiatry Physician, average services per provider: 167. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$840
Transactions
36
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 10 $256.39
Corium, LLC 5 $138.91
Janssen Pharmaceuticals, INC 5 $95.58
Teva Pharmaceuticals USA, INC. 4 $84.06
Otsuka America Pharmaceutical, INC. 2 $52.19
Indivior INC. 2 $48.70
Alkermes, INC. 2 $42.98
E.R. Squibb & Sons, L.L.C. 2 $36.33
Lundbeck LLC 1 $25.35
Tris Pharma INC 1 $21.53
Idorsia Pharmaceuticals US INC 1 $19.30
Supernus Pharmaceuticals, INC. 1 $19.05

By nature of payment

Food and Beverage
$840

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,278
Patients
353
Total drug cost
$45,763
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 227 35 $5,867
Clonazepam Generic 225 36 $2,365
Fluoxetine Hcl Generic 206 27 $3,140
Lamotrigine Generic 192 32 $4,222
Lorazepam Generic 191 29 $1,916
Alprazolam Generic 183 25 $1,736
Trazodone Hcl Generic 170 30 $2,948
Sertraline Hcl Generic 149 26 $1,214
Gabapentin Generic 146 22 $1,729
Hydroxyzine Hcl Generic 128 23 $1,129

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Samar Mahmood's medical specialty?
Dr. Samar Mahmood practices Psychiatry Physician in Dekalb, IL.
Where does Dr. Samar Mahmood practice?
Dr. Samar Mahmood practices at 12 Healh Services Drive, Dekalb, IL 60115. Office phone: 8157564875.
What is Dr. Samar Mahmood's NPI?
Dr. Samar Mahmood's National Provider Identifier (NPI) is 1669545943, issued by NPPES.
Does Dr. Samar Mahmood accept Medicare assignment?
Yes. Dr. Samar Mahmood accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Samar Mahmood commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99443); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.