Doctor profile · Federal record

Dr. Jason Kwah, M.D.

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Internal Medicine Physician · North Haven, CT

  • NPI 1619255411
  • MIPS 71.7 / 100 · 2023
  • 15 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6 Devine St
North Haven, CT 064732195
(203) 287-6200
Mailing address
333 Cedar St, Po Box 208013
New Haven, CT 065208013

Credentials & registration

NPPES · NUCC
NPI registered
July 2011 — 15 yrs on file
Profile last updated
September 11, 2019
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207K00000X — NUCC code
State license (1)
Connecticut #63977

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619255411. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
55
Distinct HCPCS
2
Medicare allowed
$4,172
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 36 28 $70
99203 New patient office or other outpatient visit, 30-44 minutes 19 19 $88

In context: peer comparison

Among 3 peers in this city , average services per provider: 18. This provider delivers 3.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
102
Patients
0
Total drug cost
$57,477
Drug Type Claims Patients Total cost
Azelastine Hcl Generic 36 0 $1,432
Gamunex-C (Immune Globul G/Gly/Iga Avg 46) Brand 29 0 $55,319
Fluticasone Propionate Generic 13 0 $505
Levocetirizine Dihydrochloride Generic 12 0 $100
Montelukast Sodium Generic 12 0 $122

Frequently asked questions

Auto-generated from federal data
What is Dr. Jason Kwah's medical specialty?
Dr. Jason Kwah practices Allergy & Immunology Physician in North Haven, CT.
Where does Dr. Jason Kwah practice?
Dr. Jason Kwah practices at 6 Devine St, North Haven, CT 064732195. Office phone: 2032876200.
What is Dr. Jason Kwah's NPI?
Dr. Jason Kwah's National Provider Identifier (NPI) is 1619255411, issued by NPPES.
Does Dr. Jason Kwah accept Medicare assignment?
Dr. Jason Kwah does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Jason Kwah commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.