Doctor profile · Federal record
Dr. John Granquist, M.D.
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Hartford, CT
- NPI 1699821892
- Accepts Medicare
- MIPS 93.4 / 100 · 2023
- 26 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Consulting Cardiologists, P.C., 85 Seymour Street Suite 719
Hartford, CT 06106
(860) 522-1761 - Mailing address
-
305 Western Blvd, Suite 100
Glastonbury, CT 060334380
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- April 25, 2017
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State license (1)
- Connecticut #045097
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1699821892. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
7,116
Distinct HCPCS
10
Medicare allowed
$293,783
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 4,309 | 2,786 | $8 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 769 | 588 | $16 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 581 | 435 | $136 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 382 | 378 | $213 | |
93356 |
Heart muscle strain imaging | 195 | 194 | $41 | |
93294 |
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 174 | 57 | $31 | |
93296 |
Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | 173 | 57 | $25 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 146 | 144 | $97 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 68 | 68 | $176 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 63 | 40 | $84 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 130. This provider delivers 55× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
4,742
Patients
1,358
Total drug cost
$1,654,541
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 851 | 244 | $18,148 |
| Eliquis (Apixaban) | Brand | 785 | 206 | $1,121,929 |
| Atorvastatin Calcium | Generic | 503 | 137 | $7,459 |
| Amlodipine Besylate | Generic | 380 | 117 | $3,748 |
| Metoprolol Tartrate | Generic | 350 | 110 | $4,352 |
| Losartan Potassium | Generic | 321 | 90 | $4,599 |
| Furosemide | Generic | 300 | 90 | $2,058 |
| Lisinopril | Generic | 215 | 65 | $2,138 |
| Xarelto (Rivaroxaban) | Brand | 196 | 49 | $274,686 |
| Rosuvastatin Calcium | Generic | 184 | 58 | $2,587 |
Hospital affiliations
Frequently asked questions
What is Dr. John Granquist's medical specialty?
Dr. John Granquist practices Cardiovascular Disease Physician in Hartford, CT.
Where does Dr. John Granquist practice?
Dr. John Granquist practices at Consulting Cardiologists, P.C., Hartford, CT 06106. Office phone: 8605221761.
What is Dr. John Granquist's NPI?
Dr. John Granquist's National Provider Identifier (NPI) is 1699821892, issued by NPPES.
Does Dr. John Granquist accept Medicare assignment?
Yes. Dr. John Granquist accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Granquist commonly perform?
Top Medicare-reported procedures in 2023: 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); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.