Doctor profile · Federal record

Dr. Steven Schadendorf, MD

Neurology Physician (CMS: Neurology) · Neurology Physician · Walnut Creek, CA

  • NPI 1619926102
  • Accepts Medicare
  • MIPS 97.5 / 100 · 2023
  • 25 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
575 Lennon Ln Ste 152
Walnut Creek, CA 945982443
(925) 602-7060
fax (925) 602-7070
Additional location
1113 Sherman St
Saint Paul, NE 688731546
(308) 754-4421

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
February 27, 2025
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (2)
California #A93088 · Nebraska #35828

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619926102. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
24,859
Distinct HCPCS
9
Medicare allowed
$282,400
HCPCS Description Services Patients Avg allowed
J0585 Injection, onabotulinumtoxina, 1 unit 24,010 44 $6
99214 Established patient office or other outpatient visit, 30-39 minutes 544 341 $152
99215 Established patient office or other outpatient visit, 40-54 minutes 75 65 $212
64615 Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face 64 30 $173
99205 New patient office or other outpatient visit, 60-74 minutes 47 47 $256
95816 Measurement of brain wave activity (eeg), awake and drowsy 40 38 $65
99213 Established patient office or other outpatient visit, 20-29 minutes 39 34 $107
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 26 13 $135
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 14 14 $197

In context: peer comparison

Among 8 peers in Walnut Creek Neurology Physician, average services per provider: 1,095. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$849
Transactions
37
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 15 $242.31
Alexion Pharmaceuticals, INC. 4 $113.93
Argenx US, INC. 3 $77.45
Novartis Pharmaceuticals Corporation 2 $52.88
Merz Pharmaceuticals, LLC 1 $48.12
Sk Life Science, INC. 2 $43.76
Teva Pharmaceuticals USA, INC. 2 $41.45
Lundbeck LLC 1 $34.57
Otsuka America Pharmaceutical, INC. 1 $28.81
Amgen INC. 1 $26.09
Ge Healthcare 1 $24.56
Lilly USA, LLC 1 $23.62
Ucb, INC. 1 $23.04
Banner Life Sciences, LLC 1 $22.35
AstraZeneca Pharmaceuticals Lp 1 $18.04

By nature of payment

Food and Beverage
$834
Education
$15

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
910
Patients
254
Total drug cost
$44,237
Drug Type Claims Patients Total cost
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 142 44 $13,083
Levetiracetam Generic 112 38 $6,903
Donepezil Hcl Generic 111 41 $3,779
Gabapentin Generic 70 27 $2,040
Memantine Hcl Generic 67 17 $5,264
Carbidopa-Levodopa ER (Carbidopa/Levodopa) Brand 58 18 $5,057
Lamotrigine Generic 57 16 $1,602
Baclofen Generic 44 12 $1,132
Mirtazapine Generic 41 0 $1,207
Pregabalin Generic 40 15 $1,494

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Schadendorf's medical specialty?
Dr. Steven Schadendorf practices Neurology Physician in Walnut Creek, CA.
Where does Dr. Steven Schadendorf practice?
Dr. Steven Schadendorf practices at 575 Lennon Ln Ste 152, Walnut Creek, CA 945982443. Office phone: 9256027060.
What is Dr. Steven Schadendorf's NPI?
Dr. Steven Schadendorf's National Provider Identifier (NPI) is 1619926102, issued by NPPES.
Does Dr. Steven Schadendorf accept Medicare assignment?
Yes. Dr. Steven Schadendorf accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Schadendorf commonly perform?
Top Medicare-reported procedures in 2023: Injection, onabotulinumtoxina, 1 unit (HCPCS J0585); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.