Doctor profile · Federal record

Dr. Helen Zakos, NP

Critical Care Medicine Nurse Practitioner (CMS: Nurse Practitioner) · Acute Care Nurse Practitioner · Adult Health Nurse Practitioner · Gerontology Nurse Practitioner · Elk Grove Village, IL

  • NPI 1003229840
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
800 Biesterfield RD Ste 510
Elk Grove Village, IL 600073367
(847) 981-3660
Additional location
800 W Central RD
Arlington Heights, IL 600052349
(847) 618-1000

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
November 5, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LC0200X — NUCC code
State license (1)
Illinois #209011858

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003229840. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
315
Distinct HCPCS
2
Medicare allowed
$57,029
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 273 147 $193
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 42 40 $106

In context: peer comparison

Among 2 peers in this city , average services per provider: 129. This provider delivers 2.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$161
Transactions
9
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 5 $88.81
AstraZeneca Pharmaceuticals LP 2 $35.44
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $22.65
Philips North America LLC 1 $14.38

By nature of payment

Food and Beverage
$161

Frequently asked questions

Auto-generated from federal data
What is Dr. Helen Zakos's medical specialty?
Dr. Helen Zakos practices Critical Care Medicine Nurse Practitioner in Elk Grove Village, IL.
Where does Dr. Helen Zakos practice?
Dr. Helen Zakos practices at 800 Biesterfield RD Ste 510, Elk Grove Village, IL 600073367. Office phone: 8479813660.
What is Dr. Helen Zakos's NPI?
Dr. Helen Zakos's National Provider Identifier (NPI) is 1003229840, issued by NPPES.
Does Dr. Helen Zakos accept Medicare assignment?
Yes. Dr. Helen Zakos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Helen Zakos commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.