Doctor profile · Federal record

Dr. Ramya Chinnasamy, MD

Hospitalist Physician (CMS: Internal Medicine) · Hospitalist Physician · Saint Louis, MO

  • NPI 1063708238
  • Accepts Medicare
  • 20 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
621 S New Ballas RD Ste 112A
Saint Louis, MO 631418252
(314) 251-6339
fax (314) 251-4564

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
December 2, 2019
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Missouri #2018008443 · New York #277043

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063708238. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
738
Distinct HCPCS
7
Medicare allowed
$68,342
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 496 203 $78
99239 Hospital discharge day management, more than 30 minutes 114 110 $113
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 36 36 $129
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 36 36 $172
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 30 19 $118
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 14 14 $82
99238 Hospital discharge day management, 30 minutes or less 12 12 $80

In context: peer comparison

Among 109 peers in this city , average services per provider: 96. This provider delivers 7.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
87
Patients
73
Total drug cost
$770
Drug Type Claims Patients Total cost
Cefdinir Generic 21 21 $190
Prednisone Generic 17 16 $155
Pantoprazole Sodium Generic 14 13 $211
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 11 $90
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 12 12 $99
Furosemide Generic 11 0 $24

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ramya Chinnasamy's medical specialty?
Dr. Ramya Chinnasamy practices Hospitalist Physician in Saint Louis, MO.
Where does Dr. Ramya Chinnasamy practice?
Dr. Ramya Chinnasamy practices at 621 S New Ballas RD Ste 112A, Saint Louis, MO 631418252. Office phone: 3142516339.
What is Dr. Ramya Chinnasamy's NPI?
Dr. Ramya Chinnasamy's National Provider Identifier (NPI) is 1063708238, issued by NPPES.
Does Dr. Ramya Chinnasamy accept Medicare assignment?
Yes. Dr. Ramya Chinnasamy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ramya Chinnasamy commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.