Doctor profile · Federal record

Dr. Nicholas Grieco

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Peoria, IL

  • NPI 1649657685
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
221 Ne Glen Oak Ave
Peoria, IL 61636
(309) 672-5729
fax (309) 672-5772
Mailing address
2650 Ridge Ave
Evanston, IL 602011718

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
June 20, 2018
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036.146071

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649657685. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
890
Distinct HCPCS
5
Medicare allowed
$99,424
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 436 182 $118
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 222 91 $79
99239 Hospital discharge day management, more than 30 minutes 152 146 $113
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 68 67 $172
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 12 12 $129

In context: peer comparison

Among 57 peers in this city , average services per provider: 127. This provider delivers 7.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
72
Patients
33
Total drug cost
$502
Drug Type Claims Patients Total cost
Prednisone Generic 24 19 $75
Atorvastatin Calcium Generic 18 0 $186
Clopidogrel (Clopidogrel Bisulfate) Brand 16 0 $154
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 14 $86

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas Grieco's medical specialty?
Dr. Nicholas Grieco practices Internal Medicine Physician in Peoria, IL.
Where does Dr. Nicholas Grieco practice?
Dr. Nicholas Grieco practices at 221 Ne Glen Oak Ave, Peoria, IL 61636. Office phone: 3096725729.
What is Dr. Nicholas Grieco's NPI?
Dr. Nicholas Grieco's National Provider Identifier (NPI) is 1649657685, issued by NPPES.
Does Dr. Nicholas Grieco accept Medicare assignment?
Yes. Dr. Nicholas Grieco accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Grieco commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.