Doctor profile · Federal record

Dr. Maria Fisfalen, M.D.

Psychiatry Physician (CMS: Psychiatry) · Chicago, IL

  • NPI 1558354357
  • Accepts Medicare
  • MIPS 71.4 / 100 · 2023
  • 48 yrs in practice
  • Female
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1501 S California Ave
Chicago, IL 606081732
(773) 257-5475
Mailing address
3537 Paysphere Cir
Chicago, IL 606740035

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
2084P0800X — NUCC code
Medicaid
IL #036-103591-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558354357. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
215
Distinct HCPCS
2
Medicare allowed
$25,970
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 160 67 $133
99213 Established patient office or other outpatient visit, 20-29 minutes 55 41 $86

In context: peer comparison

Among 81 peers in Chicago Psychiatry Physician, average services per provider: 102. This provider delivers 2.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,160
Patients
369
Total drug cost
$52,137
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 260 45 $6,103
Trazodone Hcl Generic 213 47 $3,115
Buspirone Hcl Generic 182 37 $4,774
Sertraline Hcl Generic 179 39 $2,947
Risperidone Generic 178 22 $2,590
Aripiprazole Generic 150 25 $13,101
Escitalopram Oxalate Generic 146 23 $2,124
Clonazepam Generic 145 23 $477
Mirtazapine Generic 131 23 $2,332
Benztropine Mesylate Generic 130 24 $2,327

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Fisfalen's medical specialty?
Dr. Maria Fisfalen practices Psychiatry Physician in Chicago, IL.
Where does Dr. Maria Fisfalen practice?
Dr. Maria Fisfalen practices at 1501 S California Ave, Chicago, IL 606081732. Office phone: 7732575475.
What is Dr. Maria Fisfalen's NPI?
Dr. Maria Fisfalen's National Provider Identifier (NPI) is 1558354357, issued by NPPES.
Does Dr. Maria Fisfalen accept Medicare assignment?
Yes. Dr. Maria Fisfalen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Fisfalen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.