Doctor profile · Federal record

Dr. Ellen Kotwas-Song, M.D.

Neurology Physician (CMS: Neurology) · West Nyack, NY

  • NPI 1285892398
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2 Crosfield Ave, Suite 202
West Nyack, NY 109942226
(845) 353-4344
fax (845) 353-2661

Credentials & registration

NPPES · NUCC
NPI registered
May 2008 — 18 yrs on file
Profile last updated
January 24, 2013
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
New York #245914

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285892398. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
923
Distinct HCPCS
10
Medicare allowed
$126,310
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 170 134 $149
99213 Established patient office or other outpatient visit, 20-29 minutes 137 111 $107
99204 New patient office or other outpatient visit, 45-59 minutes 112 112 $197
95885 Needle measurement of electrical activity in arm or leg muscles, limited study 102 56 $75
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 79 53 $115
95909 Nerve conduction, 5-6 studies 54 54 $159
99215 Established patient office or other outpatient visit, 40-54 minutes 53 48 $211
95816 Measurement of brain wave activity (eeg), awake and drowsy 50 49 $64
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 38 38 $202
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 34 29 $92

In context: peer comparison

Among 2 peers in this city , average services per provider: 66. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,430
Transactions
119
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 49 $917.89
UCB, Inc. 21 $330.88
Lilly USA, LLC 8 $148.86
SK Life Science, Inc. 7 $133.05
Sumitomo Pharma America, Inc. 5 $103.74
Amneal Pharmaceuticals LLC 5 $89.01
Kyowa Kirin, Inc. 4 $84.93
Lundbeck LLC 3 $76.84
Aucta Pharmaceuticals, Inc. 4 $62.55
Teva Pharmaceuticals USA, Inc. 3 $61.68
Grifols USA, LLC 2 $54.17
Otsuka America Pharmaceutical, Inc. 2 $53.07
TG Therapeutics, Inc. 2 $47.32
SCILEX PHARMACEUTICALS INC. 2 $42.43
Novartis Pharmaceuticals Corporation 2 $42.29

By nature of payment

Food and Beverage
$2,429
Education
$1

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
711
Patients
171
Total drug cost
$40,865
Drug Type Claims Patients Total cost
Donepezil Hcl Generic 130 53 $1,828
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 91 25 $3,122
Levetiracetam Generic 74 19 $5,515
Gabapentin Generic 70 32 $2,027
Pregabalin Generic 51 16 $3,545
Memantine Hcl Er (Memantine Hcl) Brand 49 12 $14,969
Topiramate Generic 44 0 $675
Primidone Generic 43 0 $1,030
Propranolol Hcl Generic 28 0 $746
Sumatriptan Succinate Generic 25 0 $143

Frequently asked questions

Auto-generated from federal data
What is Dr. Ellen Kotwas-Song's medical specialty?
Dr. Ellen Kotwas-Song practices Neurology Physician in West Nyack, NY.
Where does Dr. Ellen Kotwas-Song practice?
Dr. Ellen Kotwas-Song practices at 2 Crosfield Ave, West Nyack, NY 109942226. Office phone: 8453534344.
What is Dr. Ellen Kotwas-Song's NPI?
Dr. Ellen Kotwas-Song's National Provider Identifier (NPI) is 1285892398, issued by NPPES.
Does Dr. Ellen Kotwas-Song accept Medicare assignment?
Yes. Dr. Ellen Kotwas-Song accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ellen Kotwas-Song commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.