Doctor profile · Federal record

Dr. Constantine Peters, D.O.

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Hospitalist Physician · Palos Heights, IL

  • NPI 1114937562
  • Accepts Medicare
  • 27 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
12251 S 80Th Ave
Palos Heights, IL 604631290
(708) 923-4000
fax (708) 923-5859
Additional location
2338 Immokalee RD # 186
Naples, FL 341101445
(239) 330-2933
fax (239) 343-5348
Additional location
6101 Pine Ridge RD
Naples, FL 34119
(239) 330-2933
Show 1 more location
Additional location
9981 S Healthpark Dr
Fort Myers, FL 339083618
(239) 343-2052
fax (239) 343-5348
Mailing address
2338 Immokalee RD # 186
Naples, FL 341101445

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
January 13, 2026
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Illinois #036107020 · Florida #OS17162
Medicaid (2)
FL #110688200 · IL #036107020

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114937562. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,355
Distinct HCPCS
10
Medicare allowed
$155,018
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 633 254 $121
99239 Hospital discharge day management, more than 30 minutes 196 189 $118
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 181 88 $81
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 116 96 $76
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 76 76 $178
99497 Advance care planning, first 30 minutes 52 52 $77
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 36 36 $135
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 29 29 $185
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 25 22 $108
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 11 11 $136

In context: peer comparison

Among 23 peers in Palos Heights Hospitalist Physician, average services per provider: 162. This provider delivers 8.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
131
Patients
63
Total drug cost
$1,164
Drug Type Claims Patients Total cost
Metoprolol Tartrate Generic 18 14 $152
Cephalexin Generic 15 15 $123
Clopidogrel (Clopidogrel Bisulfate) Brand 14 0 $145
Atorvastatin Calcium Generic 13 0 $153
Losartan Potassium Generic 13 0 $182
Amlodipine Besylate Generic 12 11 $65
Furosemide Generic 12 0 $57
Metoprolol Succinate Generic 12 12 $114
Levofloxacin Generic 11 11 $84
Metformin Hcl Generic 11 0 $88

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Constantine Peters's medical specialty?
Dr. Constantine Peters practices Hospitalist Physician in Palos Heights, IL.
Where does Dr. Constantine Peters practice?
Dr. Constantine Peters practices at 12251 S 80Th Ave, Palos Heights, IL 604631290. Office phone: 7089234000.
What is Dr. Constantine Peters's NPI?
Dr. Constantine Peters's National Provider Identifier (NPI) is 1114937562, issued by NPPES.
Does Dr. Constantine Peters accept Medicare assignment?
Yes. Dr. Constantine Peters accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Constantine Peters commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.