Howard Liu, MD
NPI 1548434434 · Diagnostic Radiology Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Howard Liu, MD is a Diagnostic Radiology Physician provider in New Haven, CT (NPI 1548434434).
Provider details
- NPI number
- 1548434434
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 045515 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,505 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Head Or Brain Without Contrast70450 | 467 | $39 |
| X-Ray of Chest, 1 View71045 | 256 | $9 |
| Ct Scan of Upper Spine Without Contrast72125 | 183 | $47 |
| Mri Scan of Brain Without Contrast70551 | 134 | $69 |
| Ct Scan of Blood Vessels of Head With Contrast70496 | 133 | $83 |
| Mri Scan of Brain Without Contrast70551 | 132 | $71 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$361 across 7 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-04-22
- Last updated
- 2016-11-09
Frequently asked questions
- What is Howard Liu's NPI number?
- Howard Liu's National Provider Identifier (NPI) is 1548434434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Howard Liu's specialty?
- Howard Liu is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Howard Liu located?
- Howard Liu's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is Howard Liu's phone number?
- The practice phone number listed in the NPPES registry for Howard Liu is (203) 688-2259.
- Does Howard Liu accept Medicare?
- Howard Liu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Howard Liu's NPI active?
- Yes — Howard Liu's NPI (1548434434) is active in the NPPES registry as of the last update on 2016-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.