Doctor profile · Federal record

Dr. Catherine Wei, M.D.

Hematology (Internal Medicine) Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Medical Oncology Physician · Trumbull, CT

  • NPI 1902346224
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 12 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
5520 Park Ave
Trumbull, CT 066113463
(203) 502-8400
Additional location
1 Robert Wood Johnson Pl
New Brunswick, NJ 089011928
(732) 235-7739
Mailing address
333 Cedar St
New Haven, CT 065103206

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Profile last updated
June 25, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RH0000X — NUCC code
State licenses (2)
Connecticut #66274 · New Jersey #25MA10622700

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902346224. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
627
Distinct HCPCS
6
Medicare allowed
$67,178
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 473 194 $103
99442 Telephone medical discussion with physician, 11-20 minutes 48 39 $70
99205 New patient office or other outpatient visit, 60-74 minutes 42 42 $190
99213 Established patient office or other outpatient visit, 20-29 minutes 25 23 $69
99215 Established patient office or other outpatient visit, 40-54 minutes 20 17 $151
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 19 19 $137

In context: peer comparison

Among 1 peers in Trumbull Hematology (Internal Medicine) Physician, average services per provider: 104. This provider delivers 6.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
787
Patients
193
Total drug cost
$2,768,038
Drug Type Claims Patients Total cost
Acyclovir Generic 116 31 $3,073
Eliquis (Apixaban) Brand 104 29 $131,763
Hydroxyurea Generic 81 24 $2,589
Allopurinol Generic 77 19 $826
Calquence (Acalabrutinib Maleate) Brand 71 12 $1,053,341
Xarelto (Rivaroxaban) Brand 59 0 $48,933
Revlimid (Lenalidomide) Brand 58 15 $1,133,536
Prednisone Generic 39 12 $265
Folic Acid Generic 36 18 $168
Warfarin Sodium Generic 36 0 $639

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Wei's medical specialty?
Dr. Catherine Wei practices Hematology (Internal Medicine) Physician in Trumbull, CT.
Where does Dr. Catherine Wei practice?
Dr. Catherine Wei practices at 5520 Park Ave, Trumbull, CT 066113463. Office phone: 2035028400.
What is Dr. Catherine Wei's NPI?
Dr. Catherine Wei's National Provider Identifier (NPI) is 1902346224, issued by NPPES.
Does Dr. Catherine Wei accept Medicare assignment?
Yes. Dr. Catherine Wei accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Wei commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.