Doctor profile · Federal record

Dr. Rebecca O'Dwyer, M.D.

Neurology Physician (CMS: Neurology) · Internal Medicine Physician · Neurology Physician · Neurology Physician · Chicago, IL

  • NPI 1093004491
  • Accepts Medicare
  • 20 yrs in practice
  • Licensed in 4 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1725 W Harrison St, Suite 885
Chicago, IL 606123841
(312) 942-5936

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
August 9, 2016
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (4)
Illinois #036.140904 · Ohio #057190 · District of Columbia #MTL000919 · New York #275696

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093004491. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
298
Distinct HCPCS
10
Medicare allowed
$43,620
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 98 81 $152
95720 Measurement of brain wave activity with video (veeg), 12-26 hours with review and report by health care professional 52 31 $214
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 29 20 $85
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 26 $140
95812 Measurement of brain wave activity (eeg), 41-60 minutes 19 19 $58
99214 Established patient office or other outpatient visit, 30-39 minutes 18 16 $104
99239 Hospital discharge day management, more than 30 minutes 17 17 $122
99215 Established patient office or other outpatient visit, 40-54 minutes 14 14 $190
99205 New patient office or other outpatient visit, 60-74 minutes 13 13 $194
99443 Telephone medical discussion with physician, 21-30 minutes 12 11 $102

In context: peer comparison

Among 86 peers in this city , average services per provider: 171. This provider delivers 1.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$36,493
Transactions
62
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
SK Life Science, Inc. 30 $26,989.70
UCB, Inc. 31 $9,486.68
CATALYST PHARMACEUTICALS, INC. 1 $16.72

By nature of payment

Honoraria
$23,100
Consulting Fee
$5,880
Travel and Lodging
$5,687
Food and Beverage
$1,809
Education
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,428
Patients
231
Total drug cost
$265,111
Drug Type Claims Patients Total cost
Levetiracetam Generic 377 94 $26,247
Lamotrigine Generic 349 58 $10,373
Lacosamide Generic 106 18 $31,522
Zonisamide Generic 106 24 $5,535
Xcopri (Cenobamate) Brand 98 0 $139,770
Clonazepam Generic 62 12 $676
Felbamate Generic 48 0 $8,750
Gabapentin Generic 47 14 $1,203
Topiramate Generic 44 0 $1,204
Clobazam Generic 40 0 $31,755

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rebecca O'Dwyer's medical specialty?
Dr. Rebecca O'Dwyer practices Neurology Physician in Chicago, IL.
Where does Dr. Rebecca O'Dwyer practice?
Dr. Rebecca O'Dwyer practices at 1725 W Harrison St, Chicago, IL 606123841. Office phone: 3129425936.
What is Dr. Rebecca O'Dwyer's NPI?
Dr. Rebecca O'Dwyer's National Provider Identifier (NPI) is 1093004491, issued by NPPES.
Does Dr. Rebecca O'Dwyer accept Medicare assignment?
Yes. Dr. Rebecca O'Dwyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rebecca O'Dwyer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Measurement of brain wave activity with video (veeg) (HCPCS 95720); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.