Doctor profile · Federal record

Dr. Oana Nisipeanu, M.D.

Family Medicine Physician (CMS: Family Practice) · Emergency Medicine Physician · Adult Medicine Physician · Gurnee, IL

  • NPI 1558316117
  • Accepts Medicare
  • 35 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1445 N Hunt Club RD Ste 304
Gurnee, IL 600312603
(847) 855-0100
fax (847) 855-0101
Additional location
150 W Half Day RD
Buffalo Grove, IL 600896591
(847) 872-1918
fax (847) 872-0384
Mailing address
29373 Network Pl
Chicago, IL 606731293

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
May 25, 2023
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Illinois #036-107936 · Illinois #036107936
Medicaid (2)
IL #036107936-2 · IL #036107936-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558316117. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,220
Distinct HCPCS
10
Medicare allowed
$110,397
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 374 246 $124
36415 Insertion of needle into vein for collection of blood sample 269 185 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 149 149 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 98 84 $92
99204 New patient office or other outpatient visit, 45-59 minutes 63 63 $139
G0008 Administration of influenza virus vaccine 50 49 $32
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 46 46 $277
90662 Influenza vaccine split virus, preservative free 45 44 $72
G0009 Administration of pneumococcal vaccine 45 45 $31
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 21 21 $154

In context: peer comparison

Among 8 peers in this city , average services per provider: 65. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$145
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 1 $88.90
INTUITIVE SURGICAL, INC. 1 $56.50

By nature of payment

Food and Beverage
$145

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,930
Patients
1,088
Total drug cost
$37,541
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 377 125 $5,402
Metformin Hcl Generic 289 91 $2,724
Losartan Potassium Generic 282 93 $4,750
Amlodipine Besylate Generic 271 88 $2,110
Levothyroxine Sodium Generic 203 54 $3,283
Lisinopril Generic 203 70 $1,488
Rosuvastatin Calcium Generic 201 76 $3,149
Fluticasone Propionate Generic 195 114 $2,353
Omeprazole Generic 160 52 $2,483
Hydrochlorothiazide Generic 158 54 $930

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Oana Nisipeanu's medical specialty?
Dr. Oana Nisipeanu practices Family Medicine Physician in Gurnee, IL.
Where does Dr. Oana Nisipeanu practice?
Dr. Oana Nisipeanu practices at 1445 N Hunt Club RD Ste 304, Gurnee, IL 600312603. Office phone: 8478550100.
What is Dr. Oana Nisipeanu's NPI?
Dr. Oana Nisipeanu's National Provider Identifier (NPI) is 1558316117, issued by NPPES.
Does Dr. Oana Nisipeanu accept Medicare assignment?
Yes. Dr. Oana Nisipeanu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Oana Nisipeanu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.