Doctor profile · Federal record

Dr. Mary Schramer, PH.D.

Clinical Psychologist · Clinical Psychologist · Naperville, IL

  • NPI 1992753784
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 32 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1331 W 75Th St Ste 201
Naperville, IL 605409311
(630) 646-6956
fax (630) 527-7139

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
April 15, 2021
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State licenses (2)
Illinois #071-005103 · Illinois #071.005103

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992753784. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
115
Distinct HCPCS
4
Medicare allowed
$16,308
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 66 25 $144
90834 Psychotherapy, 45 minutes 20 11 $103
90791 Psychiatric diagnostic evaluation 17 17 $171
90791 Psychiatric diagnostic evaluation 12 12 $155

In context: peer comparison

Among 6 peers in Naperville Clinical Psychologist, average services per provider: 91. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Schramer's medical specialty?
Dr. Mary Schramer practices Clinical Psychologist in Naperville, IL.
Where does Dr. Mary Schramer practice?
Dr. Mary Schramer practices at 1331 W 75Th St Ste 201, Naperville, IL 605409311. Office phone: 6306466956.
What is Dr. Mary Schramer's NPI?
Dr. Mary Schramer's National Provider Identifier (NPI) is 1992753784, issued by NPPES.
Does Dr. Mary Schramer accept Medicare assignment?
Yes. Dr. Mary Schramer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Schramer commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychotherapy (HCPCS 90834); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.