Doctor profile · Federal record

Dr. Diana Wagner, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Vernon, CT

  • NPI 1790893022
  • Accepts Medicare
  • 29 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
460 Hartford Tpke Ste A
Vernon, CT 060664847
(860) 896-4877
fax (860) 896-4876

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
April 30, 2012
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Connecticut #50129 · Wisconsin #47653
Medicaid
WI #34678700

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790893022. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
549
Distinct HCPCS
5
Medicare allowed
$59,773
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 391 200 $134
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 75 36 $36
83036 Hemoglobin a1c level 56 44 $10
99204 New patient office or other outpatient visit, 45-59 minutes 14 14 $175
76536 Ultrasound scan of head and neck soft tissue 13 13 $122

In context: peer comparison

Among 1 peers in Vernon Endocrinology, Diabetes & Metabolism Physician, average services per provider: 109. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$775
Transactions
33
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 13 $403.09
Xeris Pharmaceuticals, INC. 9 $146.85
Dexcom, INC. 4 $66.78
Novo Nordisk INC 3 $48.61
Medtronic, INC. 1 $46.62
Lilly USA, LLC 1 $22.96
Insulet Corporation 1 $21.88
Amphastar Pharmaceuticals, INC. 1 $18.45

By nature of payment

Food and Beverage
$763
Education
$12

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,950
Patients
799
Total drug cost
$1,678,248
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 785 178 $13,274
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 396 112 $505,242
Humalog Kwikpen U-100 (Insulin Lispro) Brand 208 65 $268,367
Metformin Hcl Generic 199 61 $2,578
Methimazole Generic 176 51 $2,654
Synthroid (Levothyroxine Sodium) Brand 170 39 $15,679
Januvia (Sitagliptin Phosphate) Brand 164 33 $160,031
Novolog Flexpen (Insulin Aspart) Brand 142 47 $138,350
Trulicity (Dulaglutide) Brand 121 22 $155,679
Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) Brand 120 55 $16,150

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Wagner's medical specialty?
Dr. Diana Wagner practices Endocrinology, Diabetes & Metabolism Physician in Vernon, CT.
Where does Dr. Diana Wagner practice?
Dr. Diana Wagner practices at 460 Hartford Tpke Ste A, Vernon, CT 060664847. Office phone: 8608964877.
What is Dr. Diana Wagner's NPI?
Dr. Diana Wagner's National Provider Identifier (NPI) is 1790893022, issued by NPPES.
Does Dr. Diana Wagner accept Medicare assignment?
Yes. Dr. Diana Wagner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Wagner commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.