Doctor profile · Federal record

Dr. Nicholas Houstis, MD

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

  • NPI 1366600900
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Fruit St
Boston, MA 021142621
(617) 726-9292
Mailing address
193 Lamartine St
Jamaica Plain, MA 021302213

Credentials & registration

NPPES · NUCC
NPI registered
May 2008 — 18 yrs on file
Profile last updated
June 9, 2016
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Massachusetts #247671

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366600900. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
239
Distinct HCPCS
6
Medicare allowed
$22,284
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 123 44 $84
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 38 32 $16
99215 Established patient office or other outpatient visit, 40-54 minutes 29 23 $196
99238 Hospital discharge day management, 30 minutes or less 20 18 $83
99214 Established patient office or other outpatient visit, 30-39 minutes 16 16 $140
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $138

In context: peer comparison

Among 134 peers in Boston Cardiovascular Disease Physician, average services per provider: 118. This provider delivers 2.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
169
Patients
25
Total drug cost
$44,625
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 52 13 $1,292
Atorvastatin Calcium Generic 37 12 $1,324
Eliquis (Apixaban) Brand 34 0 $41,605
Lisinopril Generic 17 0 $190
Losartan Potassium Generic 17 0 $137
Spironolactone Generic 12 0 $78

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas Houstis's medical specialty?
Dr. Nicholas Houstis practices Cardiovascular Disease Physician in Boston, MA.
Where does Dr. Nicholas Houstis practice?
Dr. Nicholas Houstis practices at 55 Fruit St, Boston, MA 021142621. Office phone: 6177269292.
What is Dr. Nicholas Houstis's NPI?
Dr. Nicholas Houstis's National Provider Identifier (NPI) is 1366600900, issued by NPPES.
Does Dr. Nicholas Houstis accept Medicare assignment?
Yes. Dr. Nicholas Houstis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Houstis 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 (HCPCS 93000); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.