Doctor profile · Federal record

Dr. Robert Eisner, D.O.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Evanston, IL

  • NPI 1841372299
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2650 Ridge Ave
Evanston, IL 602011700
(847) 570-2112
Additional location
4405 Weaver Pkwy
Warrenville, IL 605553269
(630) 352-5300
fax (630) 352-5499
Mailing address
4405 Weaver Pkwy
Warrenville, IL 605553269

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 29, 2024
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Illinois #036-107525
Medicaid
IL #036107525

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841372299. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,578
Distinct HCPCS
10
Medicare allowed
$240,562
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 581 230 $187
99214 Established patient office or other outpatient visit, 30-39 minutes 466 257 $134
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 152 46 $124
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 106 44 $83
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 78 59 $180
99213 Established patient office or other outpatient visit, 20-29 minutes 66 60 $96
99205 New patient office or other outpatient visit, 60-74 minutes 54 54 $233
99443 Telephone medical discussion with physician, 21-30 minutes 23 21 $134
99204 New patient office or other outpatient visit, 45-59 minutes 22 22 $169
99442 Telephone medical discussion with physician, 11-20 minutes 19 18 $95

In context: peer comparison

Among 1 peers in Evanston Hematology & Oncology Physician, average services per provider: 143. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
820
Patients
177
Total drug cost
$2,874,995
Drug Type Claims Patients Total cost
Acyclovir Generic 211 53 $3,534
Eliquis (Apixaban) Brand 80 18 $62,862
Revlimid (Lenalidomide) Brand 78 16 $1,286,745
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 78 21 $513
Hydroxyurea Generic 49 13 $1,100
Venclexta (Venetoclax) Brand 46 0 $498,087
Gabapentin Generic 39 12 $570
Allopurinol Generic 35 28 $271
Brukinsa (Zanubrutinib) Brand 32 0 $456,275
Dexamethasone Generic 32 0 $637

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Eisner's medical specialty?
Dr. Robert Eisner practices Hematology & Oncology Physician in Evanston, IL.
Where does Dr. Robert Eisner practice?
Dr. Robert Eisner practices at 2650 Ridge Ave, Evanston, IL 602011700. Office phone: 8475702112.
What is Dr. Robert Eisner's NPI?
Dr. Robert Eisner's National Provider Identifier (NPI) is 1841372299, issued by NPPES.
Does Dr. Robert Eisner accept Medicare assignment?
Yes. Dr. Robert Eisner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Eisner commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.