Doctor profile · Federal record

Dr. Maria Gragasin, M.D.

Neurology Physician (CMS: Neurology) · Chicago, IL

  • NPI 1336136704
  • Accepts Medicare
  • 53 yrs in practice
  • Female
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1501 S California Ave
Chicago, IL 606081732
(773) 257-6552
Mailing address
3537 Paysphere Cir
Chicago, IL 606740035

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1973 — 53 yrs since
Specialty taxonomy
2084N0400X — NUCC code
Medicaid
IL #036-084071-2

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336136704. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
424
Distinct HCPCS
4
Medicare allowed
$41,488
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 291 27 $83
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 85 27 $125
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 32 30 $182
95819 Measurement of brain wave activity (eeg), awake and asleep 16 13 $57

In context: peer comparison

Among 86 peers in Chicago Neurology Physician, average services per provider: 171. This provider delivers 2.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Gragasin's medical specialty?
Dr. Maria Gragasin practices Neurology Physician in Chicago, IL.
Where does Dr. Maria Gragasin practice?
Dr. Maria Gragasin practices at 1501 S California Ave, Chicago, IL 606081732. Office phone: 7732576552.
What is Dr. Maria Gragasin's NPI?
Dr. Maria Gragasin's National Provider Identifier (NPI) is 1336136704, issued by NPPES.
Does Dr. Maria Gragasin accept Medicare assignment?
Yes. Dr. Maria Gragasin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Gragasin commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.