Doctor profile · Federal record

Dr. Sharavanan Thevanayagam, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Student in an Organized Health Care Education/Training Program · Buffalo, NY

  • NPI 1669883120
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
85 High St
Buffalo, NY 14203
(716) 630-1000
Additional location
462 Grider St
Buffalo, NY 142153021
(716) 898-4806
fax (716) 898-3279
Mailing address
425 Essjay RD Ste 170
Williamsville, NY 142218235

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
December 14, 2021
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #290602-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669883120. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
522
Distinct HCPCS
4
Medicare allowed
$59,547
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 231 134 $115
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 114 61 $77
99239 Hospital discharge day management, more than 30 minutes 100 95 $111
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 77 76 $170

In context: peer comparison

Among 72 peers in Buffalo Internal Medicine Physician, average services per provider: 88. This provider delivers 5.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
80
Patients
79
Total drug cost
$7,324
Drug Type Claims Patients Total cost
Prednisone Generic 21 20 $90
Pantoprazole Sodium Generic 19 19 $192
Cefdinir Generic 16 16 $184
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 13 13 $88
Eliquis (Apixaban) Brand 11 11 $6,770

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sharavanan Thevanayagam's medical specialty?
Dr. Sharavanan Thevanayagam practices Internal Medicine Physician in Buffalo, NY.
Where does Dr. Sharavanan Thevanayagam practice?
Dr. Sharavanan Thevanayagam practices at 85 High St, Buffalo, NY 14203. Office phone: 7166301000.
What is Dr. Sharavanan Thevanayagam's NPI?
Dr. Sharavanan Thevanayagam's National Provider Identifier (NPI) is 1669883120, issued by NPPES.
Does Dr. Sharavanan Thevanayagam accept Medicare assignment?
Yes. Dr. Sharavanan Thevanayagam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sharavanan Thevanayagam commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.