Catherine Wei, M.D.
NPI 1902346224 · Hematology (Internal Medicine) Physician · Trumbull, CT
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Wei, M.D. is a Hematology (Internal Medicine) Physician provider in Trumbull, CT (NPI 1902346224).
Provider details
- NPI number
- 1902346224
- Entity type
- Individual
- Primary specialty
- Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25MA10622700 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
727 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 539 | $100 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 77 | $148 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 37 | $186 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 37 | $67 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 20 | $85 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Acyclovir | 180 | 61 |
| Allopurinol | 101 | 36 |
| Apixabanbrand: Eliquis | 99 | 29 |
| Hydroxyurea | 97 | 32 |
| Acalabrutinib Maleatebrand: Calquence | 96 | 13 |
| Lenalidomidebrand: Revlimid | 70 | 18 |
| Prednisone | 54 | 25 |
Practice location
Mailing address
Additional practice locations (1)
- 1 Robert Wood Johnson PlNew Brunswick, NJ 08901-1928Phone: (732) 235-7739
Registry dates
- Enumerated
- 2017-03-06
- Last updated
- 2020-06-25
- Certified
- 2020-06-25
Frequently asked questions
- What is Catherine Wei's NPI number?
- Catherine Wei's National Provider Identifier (NPI) is 1902346224, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Wei's specialty?
- Catherine Wei is listed in the NPPES registry with a primary specialty of Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Wei located?
- Catherine Wei's practice location on file with NPPES is 5520 Park Ave, Trumbull, CT 06611-3463.
- What is Catherine Wei's phone number?
- The practice phone number listed in the NPPES registry for Catherine Wei is (203) 502-8400.
- Does Catherine Wei accept Medicare?
- Catherine Wei is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Wei's NPI active?
- Yes — Catherine Wei's NPI (1902346224) is active in the NPPES registry as of the last update on 2020-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.