Doctor profile · Federal record

Dr. Thomas Ludema, MD

Neurology Physician (CMS: Neurology) · Aliso Viejo, CA

  • NPI 1316953243
  • Accepts Medicare
  • MIPS 0.0 / 100 · 2023
  • 44 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
24502 Pacific Park Dr Ste 102
Aliso Viejo, CA 926563033
(949) 365-8877
fax (949) 365-8878

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 10, 2025
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
California #G53135
Medicaid
CA #00G531350

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316953243. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
728
Distinct HCPCS
8
Medicare allowed
$131,949
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 384 183 $139
99205 New patient office or other outpatient visit, 60-74 minutes 96 96 $237
99215 Established patient office or other outpatient visit, 40-54 minutes 63 53 $194
95913 Nerve conduction, 13 or more studies 57 52 $317
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 45 42 $110
95819 Measurement of brain wave activity (eeg), awake and asleep 32 32 $518
99213 Established patient office or other outpatient visit, 20-29 minutes 32 26 $99
96136 Administration of psychological or neuropsychological test, first 30 minutes 19 19 $47

In context: peer comparison

Among 3 peers in this city , average services per provider: 3,093. This provider delivers 0.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$160
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 4 $80.22
Boston Scientific Corporation 1 $41.90
UCB, Inc. 1 $37.60

By nature of payment

Food and Beverage
$160

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
874
Patients
176
Total drug cost
$233,107
Drug Type Claims Patients Total cost
Donepezil Hcl Generic 168 40 $1,937
Gabapentin Generic 109 35 $2,148
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 95 24 $5,034
Primidone Generic 82 17 $2,864
Escitalopram Oxalate Generic 61 18 $1,077
Memantine Hcl Generic 57 14 $2,681
Topiramate Generic 52 17 $949
Propranolol Hcl Generic 38 11 $1,674
Propranolol Hcl Er (Propranolol Hcl) Brand 37 0 $4,959
Ropinirole Hcl Generic 36 0 $1,137

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Ludema's medical specialty?
Dr. Thomas Ludema practices Neurology Physician in Aliso Viejo, CA.
Where does Dr. Thomas Ludema practice?
Dr. Thomas Ludema practices at 24502 Pacific Park Dr Ste 102, Aliso Viejo, CA 926563033. Office phone: 9493658877.
What is Dr. Thomas Ludema's NPI?
Dr. Thomas Ludema's National Provider Identifier (NPI) is 1316953243, issued by NPPES.
Does Dr. Thomas Ludema accept Medicare assignment?
Yes. Dr. Thomas Ludema accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Ludema commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.