Doctor profile · Federal record

Dr. Ramaswamy Rangarajan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Randallstown, MD

  • NPI 1841251576
  • Accepts Medicare
  • MIPS 74.9 / 100 · 2023
  • 34 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5401 Old Court RD
Randallstown, MD 211335103
(410) 521-2200

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Maryland #D54288

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841251576. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
993
Distinct HCPCS
5
Medicare allowed
$96,830
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 577 240 $81
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 201 149 $124
99239 Hospital discharge day management, more than 30 minutes 174 167 $120
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 24 19 $52
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 17 17 $173

In context: peer comparison

Among 6 peers in Randallstown Internal Medicine Physician, average services per provider: 160. This provider delivers 6.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
11
Total drug cost
$92
Drug Type Claims Patients Total cost
Prednisone Generic 12 11 $92

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ramaswamy Rangarajan's medical specialty?
Dr. Ramaswamy Rangarajan practices Internal Medicine Physician in Randallstown, MD.
Where does Dr. Ramaswamy Rangarajan practice?
Dr. Ramaswamy Rangarajan practices at 5401 Old Court RD, Randallstown, MD 211335103. Office phone: 4105212200.
What is Dr. Ramaswamy Rangarajan's NPI?
Dr. Ramaswamy Rangarajan's National Provider Identifier (NPI) is 1841251576, issued by NPPES.
Does Dr. Ramaswamy Rangarajan accept Medicare assignment?
Yes. Dr. Ramaswamy Rangarajan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ramaswamy Rangarajan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.