Doctor profile · Federal record

Dr. Anca Zegrean, M.D.

Nephrology Physician (CMS: Nephrology) · Libertyville, IL

  • NPI 1508009416
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1272 American Way
Libertyville, IL 600483936
(847) 549-7222
fax (847) 549-7260
Mailing address
210 S Desplaines St
Chicago, IL 606615500

Credentials & registration

NPPES · NUCC
NPI registered
April 2009 — 17 yrs on file
Profile last updated
November 22, 2024
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Illinois #036125012
Medicaid
WV #3810026117

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508009416. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,607
Distinct HCPCS
10
Medicare allowed
$301,410
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 1,483 408 $82
99213 Established patient office or other outpatient visit, 20-29 minutes 288 183 $79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 217 192 $179
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 160 29 $362
99214 Established patient office or other outpatient visit, 30-39 minutes 129 92 $102
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 105 87 $134
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 63 44 $123
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 59 29 $301
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 44 35 $52
90935 Hemodialysis procedure with physician evaluation 35 25 $73

In context: peer comparison

Among 3 peers in Libertyville Nephrology Physician, average services per provider: 200. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,011
Transactions
69
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen INC. 19 $550.75
AstraZeneca Pharmaceuticals Lp 7 $238.47
Mallinckrodt Hospital Products INC. 9 $202.15
Lilly USA, LLC 7 $174.79
Ardelyx, INC. 3 $157.06
Aurinia Pharma U.S., INC. 4 $90.31
Bayer Healthcare Pharmaceuticals INC. 3 $79.72
Calliditas Therapeutics US INC. 3 $75.28
Novartis Pharmaceuticals Corporation 3 $74.31
Boehringer Ingelheim Pharmaceuticals, INC. 3 $73.50
Otsuka America Pharmaceutical, INC. 2 $53.22
Vifor Pharma, INC. 2 $43.45
Ultragenyx Pharmaceutical INC. 2 $39.52
Travere Therapeutics, INC. 1 $34.26
Daiichi Sankyo INC. 1 $32.42

By nature of payment

Food and Beverage
$1,984
Education
$27

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
839
Patients
266
Total drug cost
$149,616
Drug Type Claims Patients Total cost
Furosemide Generic 147 52 $1,035
Farxiga (Dapagliflozin Propanediol) Brand 74 23 $96,179
Allopurinol Generic 72 25 $1,051
Amlodipine Besylate Generic 66 26 $772
Lisinopril Generic 66 25 $950
Torsemide Generic 54 20 $2,085
Clinolipid (Fat Emulsion/Olive/Soy/Phospho) Brand 52 0 $7,573
Metoprolol Succinate Generic 52 20 $1,765
Losartan Potassium Generic 49 20 $1,012
Tamsulosin Hcl Generic 40 12 $575

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Anca Zegrean's medical specialty?
Dr. Anca Zegrean practices Nephrology Physician in Libertyville, IL.
Where does Dr. Anca Zegrean practice?
Dr. Anca Zegrean practices at 1272 American Way, Libertyville, IL 600483936. Office phone: 8475497222.
What is Dr. Anca Zegrean's NPI?
Dr. Anca Zegrean's National Provider Identifier (NPI) is 1508009416, issued by NPPES.
Does Dr. Anca Zegrean accept Medicare assignment?
Yes. Dr. Anca Zegrean accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anca Zegrean commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.