Doctor profile · Federal record

Dr. David Leon, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Lakewood, CO

  • NPI 1174605737
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1805 Kipling St.
Lakewood, CO 802152873
(303) 231-9700
Mailing address
1805 Kipling St
Lakewood, CO 802152873

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
December 28, 2016
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Colorado #32198

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174605737. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
509
Distinct HCPCS
7
Medicare allowed
$55,919
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 142 63 $91
99215 Established patient office or other outpatient visit, 40-54 minutes 109 81 $180
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 72 72 $130
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 65 13 $49
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 59 13 $52
99214 Established patient office or other outpatient visit, 30-39 minutes 49 40 $129
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 13 12 $106

In context: peer comparison

Among 12 peers in Lakewood Internal Medicine Physician, average services per provider: 65. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,204
Transactions
22
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
TransMedics, INC. 1 $789.44
Amgen INC. 5 $98.58
Pfizer INC. 4 $80.51
GlaxoSmithKline, LLC. 3 $66.78
Amneal Pharmaceuticals LLC 3 $44.74
Boehringer Ingelheim Pharmaceuticals, INC. 2 $40.76
Lundbeck LLC 1 $28.98
Otsuka America Pharmaceutical, INC. 1 $22.97
AstraZeneca Pharmaceuticals Lp 1 $16.54
Lilly USA, LLC 1 $15.13

By nature of payment

Travel and Lodging
$789
Food and Beverage
$415

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
721
Patients
227
Total drug cost
$52,993
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 82 24 $1,229
Atorvastatin Calcium Generic 72 22 $1,142
Olmesartan Medoxomil Generic 67 21 $2,126
Amlodipine Besylate Generic 57 18 $224
Simvastatin Generic 57 18 $435
Metoprolol Tartrate Generic 50 16 $566
Lisinopril Generic 48 15 $349
Losartan Potassium Generic 43 11 $534
Shingrix (Varicella-Zoster Ge/As01b/Pf) Brand 40 37 $7,923
Furosemide Generic 39 0 $249

Frequently asked questions

Auto-generated from federal data
What is Dr. David Leon's medical specialty?
Dr. David Leon practices Internal Medicine Physician in Lakewood, CO.
Where does Dr. David Leon practice?
Dr. David Leon practices at 1805 Kipling St., Lakewood, CO 802152873. Office phone: 3032319700.
What is Dr. David Leon's NPI?
Dr. David Leon's National Provider Identifier (NPI) is 1174605737, issued by NPPES.
Does Dr. David Leon accept Medicare assignment?
Yes. Dr. David Leon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Leon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.