Doctor profile · Federal record

Dr. Leslie Gamache, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Denver, CO

  • NPI 1851303002
  • Accepts Medicare
  • MIPS 96.3 / 100 · 2023
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1601 E 19Th Ave Ste 4350, Suite 454
Denver, CO 802181253
(303) 228-1240
fax (303) 228-1250
Mailing address
4900 S Monaco St, Suite 210
Denver, CO 802373486

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
June 22, 2016
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Colorado #44771
Medicaid (5)
NE #10025716100 · WY #1851303002 · KS #200739320A · NM #50858360 · CO #89438825

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851303002. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
853
Distinct HCPCS
8
Medicare allowed
$73,177
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 330 49 $79
99214 Established patient office or other outpatient visit, 30-39 minutes 209 137 $130
83036 Hemoglobin a1c level 98 63 $9
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 65 36 $35
96372 Injection of drug or substance under skin or into muscle 49 14 $14
99204 New patient office or other outpatient visit, 45-59 minutes 42 42 $169
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 38 35 $130
99215 Established patient office or other outpatient visit, 40-54 minutes 22 21 $182

In context: peer comparison

Among 5 peers in this city , average services per provider: 187. This provider delivers 4.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$531
Transactions
23
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Chiesi USA, Inc. 2 $61.74
ABBVIE INC. 2 $59.44
Amneal Pharmaceuticals LLC 3 $56.79
Medtronic, Inc. 2 $53.56
Novo Nordisk Inc 3 $50.20
Lilly USA, LLC 2 $45.48
Astellas Pharma US Inc 1 $33.54
SANOFI-AVENTIS U.S. LLC 1 $27.03
Amgen Inc. 1 $26.32
BETA BIONICS, INC. 1 $23.50
Abbott Laboratories 1 $21.65
Dexcom, Inc. 1 $20.32
Alvogen Inc 1 $19.96
Radius Health, Inc. 1 $16.36
Xeris Pharmaceuticals, Inc. 1 $15.53

By nature of payment

Food and Beverage
$531

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
784
Patients
247
Total drug cost
$460,282
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 210 67 $3,488
Alendronate Sodium Generic 70 24 $732
Trulicity (Dulaglutide) Brand 64 21 $127,665
Metformin Hcl Generic 60 22 $657
Synthroid (Levothyroxine Sodium) Brand 55 17 $6,261
Ozempic (Semaglutide) Brand 54 18 $105,069
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 51 23 $38,673
Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) Brand 36 18 $4,450
Jardiance (Empagliflozin) Brand 29 0 $42,463
Liothyronine Sodium Generic 29 0 $1,210

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Leslie Gamache's medical specialty?
Dr. Leslie Gamache practices Endocrinology, Diabetes & Metabolism Physician in Denver, CO.
Where does Dr. Leslie Gamache practice?
Dr. Leslie Gamache practices at 1601 E 19Th Ave Ste 4350, Denver, CO 802181253. Office phone: 3032281240.
What is Dr. Leslie Gamache's NPI?
Dr. Leslie Gamache's National Provider Identifier (NPI) is 1851303002, issued by NPPES.
Does Dr. Leslie Gamache accept Medicare assignment?
Yes. Dr. Leslie Gamache accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leslie Gamache commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.