Doctor profile · Federal record

Dr. John Keaney, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Boston, MA

  • NPI 1588640437
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
75 Francis St
Boston, MA 021156106
(617) 732-7382
Additional location
55 Fruit St
Boston, MA 021142696
(617) 726-2000
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
November 9, 2022
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Massachusetts #70338
Medicaid
MA #3064204

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588640437. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
494
Distinct HCPCS
9
Medicare allowed
$46,872
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 209 68 $84
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 65 55 $9
99214 Established patient office or other outpatient visit, 30-39 minutes 55 54 $103
99214 Established patient office or other outpatient visit, 30-39 minutes 54 50 $140
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 35 35 $184
99239 Hospital discharge day management, more than 30 minutes 25 25 $123
99213 Established patient office or other outpatient visit, 20-29 minutes 23 22 $99
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 17 14 $126
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $142

In context: peer comparison

Among 134 peers in Boston Cardiovascular Disease Physician, average services per provider: 118. This provider delivers 4.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
427
Patients
77
Total drug cost
$92,743
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 84 32 $1,758
Eliquis (Apixaban) Brand 55 16 $82,343
Metoprolol Succinate Generic 52 17 $1,308
Hydrochlorothiazide Generic 31 0 $120
Rosuvastatin Calcium Generic 30 0 $3,146
Lisinopril Generic 26 0 $299
Amlodipine Besylate Generic 25 12 $214
Losartan Potassium Generic 20 0 $436
Chlorthalidone Generic 18 0 $885
Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) Brand 16 0 $604

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Keaney's medical specialty?
Dr. John Keaney practices Cardiovascular Disease Physician in Boston, MA.
Where does Dr. John Keaney practice?
Dr. John Keaney practices at 75 Francis St, Boston, MA 021156106. Office phone: 6177327382.
What is Dr. John Keaney's NPI?
Dr. John Keaney's National Provider Identifier (NPI) is 1588640437, issued by NPPES.
Does Dr. John Keaney accept Medicare assignment?
Yes. Dr. John Keaney accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Keaney commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.