Doctor profile · Federal record

Dr. Jonathan Alexander, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Danbury, CT

  • NPI 1710921754
  • Accepts Medicare
  • MIPS 89.1 / 100 · 2023
  • 53 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
24 Hospital Ave
Danbury, CT 068106099
(203) 797-7379

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1973 — 53 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Connecticut #018828
Medicaid
CT #1168287

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710921754. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,474
Distinct HCPCS
10
Medicare allowed
$198,788
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,016 483 $137
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 494 438 $9
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 357 286 $15
99442 Telephone medical discussion with physician, 11-20 minutes 110 85 $97
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 100 100 $15
99441 Telephone medical discussion with physician, 5-10 minutes 99 83 $60
99213 Established patient office or other outpatient visit, 20-29 minutes 68 61 $95
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 65 65 $80
99215 Established patient office or other outpatient visit, 40-54 minutes 52 40 $192
78431 Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan 32 32 $92

In context: peer comparison

Among 9 peers in Danbury Cardiovascular Disease Physician, average services per provider: 160. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$35
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 2 $34.91

By nature of payment

Food and Beverage
$35

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,220
Patients
973
Total drug cost
$602,831
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 504 150 $10,595
Rosuvastatin Calcium Generic 446 137 $8,187
Atorvastatin Calcium Generic 389 120 $6,440
Metoprolol Tartrate Generic 322 100 $3,519
Eliquis (Apixaban) Brand 255 58 $302,454
Amlodipine Besylate Generic 213 69 $2,171
Xarelto (Rivaroxaban) Brand 185 53 $251,349
Lisinopril Generic 143 41 $1,724
Losartan Potassium Generic 139 48 $2,447
Ezetimibe Generic 118 36 $5,085

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Alexander's medical specialty?
Dr. Jonathan Alexander practices Cardiovascular Disease Physician in Danbury, CT.
Where does Dr. Jonathan Alexander practice?
Dr. Jonathan Alexander practices at 24 Hospital Ave, Danbury, CT 068106099. Office phone: 2037977379.
What is Dr. Jonathan Alexander's NPI?
Dr. Jonathan Alexander's National Provider Identifier (NPI) is 1710921754, issued by NPPES.
Does Dr. Jonathan Alexander accept Medicare assignment?
Yes. Dr. Jonathan Alexander accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Alexander commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.