Doctor profile · Federal record

Dr. Lionel Thomas

Neurology Physician (CMS: Neurology) · Neurology Physician · Epilepsy Physician · Parker, CO

  • NPI 1225483035
  • Accepts Medicare
  • 10 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
5869 E Valley Hi Dr
Parker, CO 801388906
(540) 750-0778
Additional location
4440 W 95Th St
Oak Lawn, IL 604532600
(303) 436-2727

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
November 10, 2025
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (2)
Colorado #CDRH.0059327 · Illinois #036.176814

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225483035. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
664
Distinct HCPCS
10
Medicare allowed
$76,508
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 234 158 $79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 134 132 $170
95720 Measurement of brain wave activity with video (veeg), 12-26 hours with review and report by health care professional 77 43 $201
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 52 47 $118
95816 Measurement of brain wave activity (eeg), awake and drowsy 50 50 $55
95718 Measurement of brain wave activity with video (veeg), 2-12 hours with review and report by health care professional 34 33 $131
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 19 $123
95813 Measurement of brain wave activity (eeg), 61-119 minutes 19 19 $82
95822 Measurement of brain wave activity (eeg), in coma or asleep 17 17 $55
95812 Measurement of brain wave activity (eeg), 41-60 minutes 15 15 $55

In context: peer comparison

Among 2 peers in Parker Neurology Physician, average services per provider: 1,034. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
7
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 7 $125.14

By nature of payment

Food and Beverage
$125

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lionel Thomas's medical specialty?
Dr. Lionel Thomas practices Neurology Physician in Parker, CO.
Where does Dr. Lionel Thomas practice?
Dr. Lionel Thomas practices at 5869 E Valley Hi Dr, Parker, CO 801388906. Office phone: 5407500778.
What is Dr. Lionel Thomas's NPI?
Dr. Lionel Thomas's National Provider Identifier (NPI) is 1225483035, issued by NPPES.
Does Dr. Lionel Thomas accept Medicare assignment?
Yes. Dr. Lionel Thomas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lionel Thomas commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Measurement of brain wave activity with video (veeg) (HCPCS 95720). Source: CMS Medicare Physician & Other Practitioners file.