Doctor profile · Federal record
Dr. Mary Schlegel, AU.D.
Audiologist (CMS: Qualified Audiologist) · Naperville, IL
- NPI 1417989336
- Accepts Medicare
- 20 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
808 Rickert Dr Ste 200
Naperville, IL 605400910
(630) 364-7410
fax (630) 718-2655 - Mailing address
-
Po Box 713260
Chicago, IL 606771260
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 25, 2023
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 231H00000X — NUCC code
- State license (1)
- Illinois #147000816
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417989336. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
236
Distinct HCPCS
4
Medicare allowed
$7,527
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92557 |
Comprehensive hearing and speech recognition test | 122 | 122 | $38 | |
92567 |
Test to assess middle ear function | 72 | 71 | $17 | |
92552 |
Test for hearing various pitches using earphone | 25 | 24 | $37 | |
92556 |
Test for ability to detect and repeat spoken words with speech recognition | 17 | 16 | $45 |
In context: peer comparison
Among 7 peers in Naperville Audiologist, average services per provider: 98. This provider delivers 2.4× the peer median.Frequently asked questions
What is Dr. Mary Schlegel's medical specialty?
Dr. Mary Schlegel practices Audiologist in Naperville, IL.
Where does Dr. Mary Schlegel practice?
Dr. Mary Schlegel practices at 808 Rickert Dr Ste 200, Naperville, IL 605400910. Office phone: 6303647410.
What is Dr. Mary Schlegel's NPI?
Dr. Mary Schlegel's National Provider Identifier (NPI) is 1417989336, issued by NPPES.
Does Dr. Mary Schlegel accept Medicare assignment?
Yes. Dr. Mary Schlegel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Schlegel commonly perform?
Top Medicare-reported procedures in 2023: Comprehensive hearing and speech recognition test (HCPCS 92557); Test to assess middle ear function (HCPCS 92567); Test for hearing various pitches using earphone (HCPCS 92552). Source: CMS Medicare Physician & Other Practitioners file.