Ernesto Nillar-Fonseca, PSY.D.
NPI 1508003195 · Clinical Psychologist · Louisville, KY
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernesto Nillar-Fonseca, PSY.D. is a Clinical Psychologist provider in Louisville, KY (NPI 1508003195).
Provider details
- NPI number
- 1508003195
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 20043751A (IN)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,936 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) |
|---|---|---|
| Psychotherapy, 30 Minutes90832 | 1,771 | $75 |
| Psychiatric Diagnostic Evaluation90791 | 94 | $164 |
| Psychotherapy, 45 Minutes90834 | 41 | $98 |
| Psychiatric Diagnostic Evaluation90791 | 16 | $142 |
| Psychiatric Services Complicated By Communication Factor90785 | 14 | $14 |
Typical Medicare-allowed amounts for these services range $14–$164 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-01-19
- Last updated
- 2023-12-07
- Certified
- 2023-12-07
Frequently asked questions
- What is Ernesto Nillar-Fonseca's NPI number?
- Ernesto Nillar-Fonseca's National Provider Identifier (NPI) is 1508003195, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernesto Nillar-Fonseca's specialty?
- Ernesto Nillar-Fonseca is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Ernesto Nillar-Fonseca located?
- Ernesto Nillar-Fonseca's practice location on file with NPPES is 9824 Collier Ln, Louisville, KY 40291-3184.
- What is Ernesto Nillar-Fonseca's phone number?
- The practice phone number listed in the NPPES registry for Ernesto Nillar-Fonseca is (502) 262-9487.
- Does Ernesto Nillar-Fonseca accept Medicare?
- Ernesto Nillar-Fonseca is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernesto Nillar-Fonseca's NPI active?
- Yes — Ernesto Nillar-Fonseca's NPI (1508003195) is active in the NPPES registry as of the last update on 2023-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.