Maison Chen, MB, BCH, BAO
NPI 1841529575 · Diagnostic Radiology Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maison Chen, MB, BCH, BAO is a Diagnostic Radiology Physician provider in New Haven, CT (NPI 1841529575).
Provider details
- NPI number
- 1841529575
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MB, BCH, BAO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 048738 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
85 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) |
|---|---|---|
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 31 | $88 |
| Screening Mammography77067 | 29 | $37 |
| Ct Scan of Chest With Contrast71260 | 13 | $54 |
| Ct Scan Head Or Brain Without Contrast70450 | 12 | $40 |
Typical Medicare-allowed amounts for these services range $37–$88 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-12-08
- Last updated
- 2021-12-01
- Certified
- 2021-12-01
Frequently asked questions
- What is Maison Chen's NPI number?
- Maison Chen's National Provider Identifier (NPI) is 1841529575, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maison Chen's specialty?
- Maison Chen is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Maison Chen located?
- Maison Chen's practice location on file with NPPES is 333 Cedar St, Te2, New Haven, CT 06520.
- What is Maison Chen's phone number?
- The practice phone number listed in the NPPES registry for Maison Chen is (203) 785-5253.
- Does Maison Chen accept Medicare?
- Maison Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maison Chen's NPI active?
- Yes — Maison Chen's NPI (1841529575) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.