Doctor profile · Federal record

Dr. Patti St. John, M.C.D.

Audiologist-Hearing Aid Fitter (CMS: Qualified Audiologist) · Slidell, LA

  • NPI 1033378583
  • Accepts Medicare
  • 36 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2050 Gause Blvd E Ste 200
Slidell, LA 704615425
(985) 646-4400
fax (985) 646-4408
Additional location
1111 Medical Center Blvd Ste S630
Marrero, LA 700723194
(504) 340-6976
fax (504) 649-6786
Mailing address
5959 S Sherwood Forest Blvd
Baton Rouge, LA 708166038

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
May 16, 2025
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
237600000X — NUCC code
State license (1)
Louisiana #3276

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033378583. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
230
Distinct HCPCS
9
Medicare allowed
$11,461
HCPCS Description Services Patients Avg allowed
92557 Comprehensive hearing and speech recognition test 78 72 $36
92550 Test for eardrum and muscle function 27 27 $21
92588 Placement of ear probe for computerized measurement of repeated sounds with interpretation and report 26 26 $33
92584 Test to assess electrical potentials generated in the inner ear as a result of sound stimulation 24 24 $108
92556 Test for ability to detect and repeat spoken words with speech recognition 19 18 $39
92552 Test for hearing various pitches using earphone 17 16 $33
92537 Test to assess balance during warm and cool irrigation in both ears 13 13 $39
92540 Evaluation and testing for balance with recording 13 13 $105
92546 Test for abnormal eye movement using a rotating chair 13 13 $113

In context: peer comparison

Among 1 peers in Slidell Audiologist-Hearing Aid Fitter, average services per provider: 25. This provider delivers 9.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Patti St. John's medical specialty?
Dr. Patti St. John practices Audiologist-Hearing Aid Fitter in Slidell, LA.
Where does Dr. Patti St. John practice?
Dr. Patti St. John practices at 2050 Gause Blvd E Ste 200, Slidell, LA 704615425. Office phone: 9856464400.
What is Dr. Patti St. John's NPI?
Dr. Patti St. John's National Provider Identifier (NPI) is 1033378583, issued by NPPES.
Does Dr. Patti St. John accept Medicare assignment?
Yes. Dr. Patti St. John accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patti St. John commonly perform?
Top Medicare-reported procedures in 2023: Comprehensive hearing and speech recognition test (HCPCS 92557); Test for eardrum and muscle function (HCPCS 92550); Placement of ear probe for computerized measurement of repeated sounds with interpretation and report (HCPCS 92588). Source: CMS Medicare Physician & Other Practitioners file.