Doctor profile · Federal record

Dr. Lillian Cassarello Fernandez, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · White Plains, NY

  • NPI 1104016955
  • Accepts Medicare
  • MIPS 94.1 / 100 · 2023
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 Westchester Ave, Suite E104
White Plains, NY 106042910
(914) 428-9213
fax (914) 428-9282

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
New York #334907

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104016955. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
254
Distinct HCPCS
6
Medicare allowed
$16,856
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 103 47 $49
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 53 39 $72
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 40 39 $83
99212 Established patient office or other outpatient visit, 10-19 minutes 22 19 $52
99213 Established patient office or other outpatient visit, 20-29 minutes 21 15 $83
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 15 15 $119

In context: peer comparison

Among 35 peers in this city , average services per provider: 103. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$596
Transactions
38
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
UCB, Inc. 16 $282.92
Aucta Pharmaceuticals, Inc. 10 $123.93
Neurelis, Inc. 5 $84.16
SK Life Science, Inc. 4 $58.38
Sumitomo Pharma America, Inc. 2 $30.12
JAZZ PHARMACEUTICALS INC. 1 $16.43

By nature of payment

Food and Beverage
$596

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,093
Patients
290
Total drug cost
$320,011
Drug Type Claims Patients Total cost
Levetiracetam Generic 242 78 $11,406
Lamotrigine Generic 169 46 $4,337
Lacosamide Generic 135 34 $18,456
Zonisamide Generic 66 14 $3,380
Xcopri (Cenobamate) Brand 65 16 $95,363
Divalproex Sodium Generic 56 18 $3,155
Oxcarbazepine Generic 54 24 $5,633
Vimpat (Lacosamide) Brand 49 14 $96,499
Clonazepam Generic 48 21 $525
Phenobarbital Generic 45 0 $1,734

Frequently asked questions

Auto-generated from federal data
What is Dr. Lillian Cassarello Fernandez's medical specialty?
Dr. Lillian Cassarello Fernandez practices Family Nurse Practitioner in White Plains, NY.
Where does Dr. Lillian Cassarello Fernandez practice?
Dr. Lillian Cassarello Fernandez practices at 333 Westchester Ave, White Plains, NY 106042910. Office phone: 9144289213.
What is Dr. Lillian Cassarello Fernandez's NPI?
Dr. Lillian Cassarello Fernandez's National Provider Identifier (NPI) is 1104016955, issued by NPPES.
Does Dr. Lillian Cassarello Fernandez accept Medicare assignment?
Yes. Dr. Lillian Cassarello Fernandez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lillian Cassarello Fernandez commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.