Doctor profile · Federal record

Dr. Vythilingam Alagappan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Caledonia, NY

  • NPI 1316981558
  • Accepts Medicare
  • 44 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3350 Brown RD
Caledonia, NY 144239534
(585) 678-6886
fax (585) 625-0429
Mailing address
498 Collins St
Avon, NY 144141466

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
December 11, 2014
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #218202

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316981558. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
383
Distinct HCPCS
5
Medicare allowed
$53,015
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 187 68 $172
99214 Established patient office or other outpatient visit, 30-39 minutes 120 49 $122
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 35 35 $124
G0008 Administration of influenza virus vaccine 23 23 $30
90662 Influenza vaccine split virus, preservative free 18 18 $72

In context: peer comparison

Among 1 peers in Caledonia Internal Medicine Physician, average services per provider: 76. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,633
Transactions
59
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 22 $1,145.28
Amgen INC. 4 $384.91
Lilly USA, LLC 9 $238.86
Boehringer Ingelheim Pharmaceuticals, INC. 4 $172.38
Novo Nordisk INC 8 $167.14
Dexcom, INC. 2 $155.59
GlaxoSmithKline, LLC. 2 $144.08
Bayer Healthcare Pharmaceuticals INC. 3 $137.75
Exact Sciences Corporation 4 $65.27
Phathom Pharmaceuticals, INC. 1 $21.40

By nature of payment

Food and Beverage
$2,633

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,096
Patients
724
Total drug cost
$61,465
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 410 91 $9,302
Rosuvastatin Calcium Generic 398 108 $15,222
Atorvastatin Calcium Generic 355 90 $6,244
Gabapentin Generic 289 73 $6,078
Omeprazole Generic 236 51 $3,337
Metoprolol Succinate Generic 222 48 $4,937
Losartan Potassium Generic 182 40 $2,846
Amlodipine Besylate Generic 146 35 $981
Metoprolol Tartrate Generic 133 30 $1,230
Metformin Hcl ER (Metformin Hcl) Brand 130 33 $2,123

Frequently asked questions

Auto-generated from federal data
What is Dr. Vythilingam Alagappan's medical specialty?
Dr. Vythilingam Alagappan practices Internal Medicine Physician in Caledonia, NY.
Where does Dr. Vythilingam Alagappan practice?
Dr. Vythilingam Alagappan practices at 3350 Brown RD, Caledonia, NY 144239534. Office phone: 5856786886.
What is Dr. Vythilingam Alagappan's NPI?
Dr. Vythilingam Alagappan's National Provider Identifier (NPI) is 1316981558, issued by NPPES.
Does Dr. Vythilingam Alagappan accept Medicare assignment?
Yes. Dr. Vythilingam Alagappan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vythilingam Alagappan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.