Doctor profile · Federal record

Dr. Mahwish Saim, M.D.

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Pulmonary Disease Physician · Winfield, IL

  • NPI 1649767997
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
25 N Winfield RD Ste 204
Winfield, IL 601901379
(630) 232-0202
fax (630) 690-2293
Additional location
302 Randall RD Ste 105
Geneva, IL 601344219
fax (630) 232-9784
Additional location
636 Raymond Dr Ste 204
Naperville, IL 605639791

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
September 23, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State licenses (2)
Illinois #036174037 · Michigan #5315251576

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649767997. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$34
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Tactile Systems Technology Inc 1 $34.04

By nature of payment

Food and Beverage
$34

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
25
Patients
12
Total drug cost
$3,501
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 14 12 $415
Varenicline Tartrate Generic 11 0 $3,086

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mahwish Saim's medical specialty?
Dr. Mahwish Saim practices Pulmonary Disease Physician in Winfield, IL.
Where does Dr. Mahwish Saim practice?
Dr. Mahwish Saim practices at 25 N Winfield RD Ste 204, Winfield, IL 601901379. Office phone: 6302320202.
What is Dr. Mahwish Saim's NPI?
Dr. Mahwish Saim's National Provider Identifier (NPI) is 1649767997, issued by NPPES.
Does Dr. Mahwish Saim accept Medicare assignment?
Yes. Dr. Mahwish Saim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.