Doctor profile · Federal record

Dr. Nicholas Graff, D.O.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Chicago, IL

  • NPI 1902242373
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
635 N Dearborn St Ste 100
Chicago, IL 606544618
(312) 694-2127
fax (312) 694-2129
Additional location
1234 Napier Ave
Saint Joseph, MI 490852112
(269) 982-4941

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
August 5, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Illinois #036139433 · Michigan #5101020483

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902242373. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
912
Distinct HCPCS
10
Medicare allowed
$44,605
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 294 250 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 183 177 $95
71046 X-ray of chest, 2 views 59 58 $24
81003 Automated urinalysis test 59 58 $2
99214 Established patient office or other outpatient visit, 30-39 minutes 51 50 $133
99212 Established patient office or other outpatient visit, 10-19 minutes 50 49 $59
99441 Telephone medical discussion with physician, 5-10 minutes 46 45 $58
99203 New patient office or other outpatient visit, 30-44 minutes 45 45 $118
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 42 40 $16
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 37 36 $50

In context: peer comparison

Among 334 peers in Chicago Emergency Medicine Physician, average services per provider: 87. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
213
Patients
210
Total drug cost
$2,186
Drug Type Claims Patients Total cost
Cephalexin Generic 32 32 $331
Dexamethasone Generic 30 30 $93
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 29 28 $302
Azithromycin Generic 24 24 $190
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 21 21 $216
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 19 17 $438
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 16 16 $258
Prednisone Generic 16 16 $33
Methylprednisolone Generic 15 15 $205
Doxycycline Hyclate Generic 11 11 $120

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas Graff's medical specialty?
Dr. Nicholas Graff practices Emergency Medicine Physician in Chicago, IL.
Where does Dr. Nicholas Graff practice?
Dr. Nicholas Graff practices at 635 N Dearborn St Ste 100, Chicago, IL 606544618. Office phone: 3126942127.
What is Dr. Nicholas Graff's NPI?
Dr. Nicholas Graff's National Provider Identifier (NPI) is 1902242373, issued by NPPES.
Does Dr. Nicholas Graff accept Medicare assignment?
Yes. Dr. Nicholas Graff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Graff commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.