Doctor profile · Federal record

Dr. RENGARAJU RAMASAMY, MD

Internal Medicine Physician (CMS: INTERNAL MEDICINE) · OKA TAMUNING, GU

  • NPI 1720284425
  • Accepts Medicare
  • MIPS 95.9 / 100 · 2023
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
850 GOVERNOR CARLOS CAMACHO ROAD
OKA TAMUNING, GU 969133128
(671) 647-2418
fax (671) 649-5508

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Guam #M001418

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720284425. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
314
Distinct HCPCS
4
Medicare allowed
$22,323
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 163 30 $50
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 98 36 $80
99239 Hospital discharge day management, more than 30 minutes 36 34 $116
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 17 17 $131

In context: peer comparison

Among 2 peers in this city , average services per provider: 166. This provider delivers 1.9× the peer median.