Patti St. John, M.C.D.
NPI 1033378583 · Audiologist-Hearing Aid Fitter · Slidell, LA
Enrolled with Medicare as Practitioner - Qualified Audiologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patti St. John, M.C.D. is a Audiologist-Hearing Aid Fitter provider in Slidell, LA (NPI 1033378583).
Provider details
- NPI number
- 1033378583
- Entity type
- Individual
- Primary specialty
- Audiologist-Hearing Aid FitterSpeech, Language and Hearing Service Providers
- Credential
- M.C.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 3276 (LA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
131 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Comprehensive Hearing and Speech Recognition Test92557 | 65 | $35 |
| Test to Assess Electrical Potentials Generated in the Inner Ear As a Result of Sound Stimulation92584 | 15 | $104 |
| Test for Eardrum and Muscle Function92550 | 14 | $21 |
| Placement of Ear Probe for Computerized Measurement of Repeated Sounds With Interpretation and Report92588 | 13 | $32 |
| Test to Assess Balance During Warm and Cool Irrigation in Both Ears92537 | 12 | $38 |
| Evaluation and Testing for Balance With Recording92540 | 12 | $101 |
Practice location
Mailing address
Additional practice locations (1)
- 1111 Medical Center Blvd Ste S630Marrero, LA 70072-3194Phone: (504) 340-6976Fax: (504) 649-6786
Registry dates
- Enumerated
- 2008-06-09
- Last updated
- 2025-05-16
- Certified
- 2025-05-16
Frequently asked questions
- What is Patti St. John's NPI number?
- Patti St. John's National Provider Identifier (NPI) is 1033378583, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patti St. John's specialty?
- Patti St. John is listed in the NPPES registry with a primary specialty of Audiologist-Hearing Aid Fitter (Speech, Language and Hearing Service Providers).
- Where is Patti St. John located?
- Patti St. John's practice location on file with NPPES is 2050 Gause Blvd E Ste 200, Slidell, LA 70461-5425.
- What is Patti St. John's phone number?
- The practice phone number listed in the NPPES registry for Patti St. John is (985) 646-4400.
- Does Patti St. John accept Medicare?
- Patti St. John is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patti St. John's NPI active?
- Yes — Patti St. John's NPI (1033378583) is active in the NPPES registry as of the last update on 2025-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.