Doctor profile · Federal record

Dr. Mark Lyons, MD

Internal Medicine Physician (CMS: Internal Medicine) · Dallas, TX

  • NPI 1609079904
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1441 N Beckley Ave
Dallas, TX 752031201
(214) 947-2385
fax (214) 947-2390

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
October 19, 2021
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #M8146
Medicaid
TX #191306301

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609079904. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
419
Distinct HCPCS
5
Medicare allowed
$27,526
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 264 96 $49
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 58 30 $78
99238 Hospital discharge day management, 30 minutes or less 44 42 $80
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 41 41 $128
99239 Hospital discharge day management, more than 30 minutes 12 12 $113

In context: peer comparison

Among 289 peers in this city , average services per provider: 185. This provider delivers 2.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$159
Transactions
8
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 4 $61.01
E.R. Squibb & Sons, L.L.C. 2 $49.96
Merck Sharp & Dohme LLC 1 $25.12
Gilead Sciences, Inc. 1 $23.13

By nature of payment

Food and Beverage
$159

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
169
Patients
85
Total drug cost
$1,479
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 29 15 $231
Pantoprazole Sodium Generic 22 19 $309
Furosemide Generic 21 16 $78
Metoprolol Succinate Generic 18 0 $194
Losartan Potassium Generic 16 11 $127
Nifedipine Er (Nifedipine) Brand 16 12 $208
Clopidogrel (Clopidogrel Bisulfate) Brand 12 0 $86
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 12 12 $79
Tamsulosin Hcl Generic 12 0 $69
Spironolactone Generic 11 0 $98

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Lyons's medical specialty?
Dr. Mark Lyons practices Internal Medicine Physician in Dallas, TX.
Where does Dr. Mark Lyons practice?
Dr. Mark Lyons practices at 1441 N Beckley Ave, Dallas, TX 752031201. Office phone: 2149472385.
What is Dr. Mark Lyons's NPI?
Dr. Mark Lyons's National Provider Identifier (NPI) is 1609079904, issued by NPPES.
Does Dr. Mark Lyons accept Medicare assignment?
Yes. Dr. Mark Lyons accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Lyons 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); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.