Hao Lo, M.D.
NPI 1538336565 · Diagnostic Radiology Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hao Lo, M.D. is a Diagnostic Radiology Physician provider in Worcester, MA (NPI 1538336565).
Provider details
- NPI number
- 1538336565
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 247293 (MA)
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
18 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
4,636 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) |
|---|---|---|
| X-Ray of Chest, 2 Views71046 | 859 | $10 |
| X-Ray of Chest, 1 View71045 | 836 | $8 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 352 | $85 |
| Ct Scan Head Or Brain Without Contrast70450 | 326 | $39 |
| 3d Radiographic Procedure76376 | 209 | $9 |
| Ct Scan of Chest With Contrast71260 | 199 | $53 |
| Ct Scan of Upper Spine Without Contrast |
Practice location
Mailing address
Additional practice locations (1)
- 157 Union StMarlborough, MA 01752-1228Phone: (508) 486-5600Fax: (508) 229-1241
Registry dates
- Enumerated
- 2008-05-08
- Last updated
- 2021-08-10
- Certified
- 2021-08-10
Frequently asked questions
- What is Hao Lo's NPI number?
- Hao Lo's National Provider Identifier (NPI) is 1538336565, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hao Lo's specialty?
- Hao Lo is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Hao Lo located?
- Hao Lo's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Hao Lo's phone number?
- The practice phone number listed in the NPPES registry for Hao Lo is (508) 334-7237.
- Does Hao Lo accept Medicare?
- Hao Lo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hao Lo's NPI active?
- Yes — Hao Lo's NPI (1538336565) is active in the NPPES registry as of the last update on 2021-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.