Doctor profile · Federal record

Dr. JOHN O BRIEN, MD

Internal Medicine Physician · NEWTON LOWER FALLS, MA

  • NPI 1588678965
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2000 WASHINGTON ST, SUITE 565
NEWTON LOWER FALLS, MA 02462
(617) 964-9050
fax (617) 928-0913

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
October 15, 2020
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #37318
Medicaid
MA #0164879

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588678965. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
255
Distinct HCPCS
7
Medicare allowed
$28,423
HCPCS Description Services Patients Avg allowed
99497 Advance care planning, first 30 minutes 57 54 $89
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 54 54 $142
99214 Established patient office or other outpatient visit, 30-39 minutes 49 38 $141
99443 Telephone medical discussion with physician, 21-30 minutes 30 23 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 28 24 $100
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 26 13 $68
81002 Urinalysis, manual test 11 11 $3

In context: peer comparison

Among 6 peers in this city , average services per provider: 76. This provider delivers 3.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
818
Patients
138
Total drug cost
$57,572
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 172 45 $3,675
Levothyroxine Sodium Generic 72 19 $1,152
Hydrochlorothiazide Generic 64 14 $92
Losartan Potassium Generic 60 14 $1,112
Eliquis (Apixaban) Brand 59 0 $45,907
Amlodipine Besylate Generic 49 0 $628
Lisinopril Generic 49 12 $421
Metoprolol Succinate Generic 42 12 $1,381
Metformin Hcl Generic 41 0 $414
Simvastatin Generic 38 11 $483