Doctor profile · Federal record

Dr. Helen Gharwan, M.D.

Hematology & Oncology Physician (CMS: Internal Medicine) · Chicago, IL

  • NPI 1770745424
  • Accepts Medicare
  • 35 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1725 W Harrison St Ste 1010
Chicago, IL 606123845
(800) 226-2371
Additional location
2415 W Garrison Ave Apt A
Baltimore, MD 212155350
(443) 824-7824

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
September 26, 2023
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Illinois #036166286

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770745424. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
662
Distinct HCPCS
6
Medicare allowed
$64,360
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 336 153 $75
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 189 86 $119
99239 Hospital discharge day management, more than 30 minutes 70 70 $109
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 39 38 $168
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $133
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 14 11 $47

In context: peer comparison

Among 77 peers in this city , average services per provider: 870. This provider delivers 0.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$37
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 2 $36.85

By nature of payment

Food and Beverage
$37

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
166
Patients
70
Total drug cost
$24,464
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 52 34 $664
Eliquis (Apixaban) Brand 23 11 $16,846
Atorvastatin Calcium Generic 21 14 $206
Metoprolol Succinate Generic 18 11 $321
Brilinta (Ticagrelor) Brand 14 0 $5,941
Furosemide Generic 14 0 $77
Hydralazine Hcl Generic 13 0 $246
Amiodarone Hcl Generic 11 0 $165

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Helen Gharwan's medical specialty?
Dr. Helen Gharwan practices Hematology & Oncology Physician in Chicago, IL.
Where does Dr. Helen Gharwan practice?
Dr. Helen Gharwan practices at 1725 W Harrison St Ste 1010, Chicago, IL 606123845. Office phone: 8002262371.
What is Dr. Helen Gharwan's NPI?
Dr. Helen Gharwan's National Provider Identifier (NPI) is 1770745424, issued by NPPES.
Does Dr. Helen Gharwan accept Medicare assignment?
Yes. Dr. Helen Gharwan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Helen Gharwan 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); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.