Doctor profile · Federal record

Dr. Janaki Fonseka, MD

Hospitalist Physician · Dover, NH

  • NPI 1063694438
  • 19 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
789 Central Ave, Level 2
Dover, NH 038202526
(603) 740-2503
fax (603) 740-2497

Credentials & registration

NPPES · NUCC
NPI registered
November 2007 — 19 yrs on file
Profile last updated
February 20, 2014
Specialty taxonomy
208M00000X — NUCC code
State license (1)
New Hampshire #16006
Medicaid (2)
NH #3081217 · ME #1063694438

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063694438. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
92
Distinct HCPCS
3
Medicare allowed
$7,232
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 57 37 $78
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 22 15 $49
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $129

In context: peer comparison

Among 12 peers in Dover Hospitalist Physician, average services per provider: 143. This provider delivers 0.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
347
Patients
56
Total drug cost
$12,206
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 55 22 $757
Metoprolol Succinate Generic 30 11 $603
Losartan Potassium Generic 25 0 $381
Gabapentin Generic 24 0 $406
Levothyroxine Sodium Generic 24 11 $424
Pantoprazole Sodium Generic 24 0 $360
Furosemide Generic 23 0 $254
Amlodipine Besylate Generic 22 0 $217
Omeprazole Generic 21 12 $263
Trazodone Hcl Generic 20 0 $243

Frequently asked questions

Auto-generated from federal data
What is Dr. Janaki Fonseka's medical specialty?
Dr. Janaki Fonseka practices Hospitalist Physician in Dover, NH.
Where does Dr. Janaki Fonseka practice?
Dr. Janaki Fonseka practices at 789 Central Ave, Dover, NH 038202526. Office phone: 6037402503.
What is Dr. Janaki Fonseka's NPI?
Dr. Janaki Fonseka's National Provider Identifier (NPI) is 1063694438, issued by NPPES.
What procedures does Dr. Janaki Fonseka commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.