Haisun Liao, MD
NPI 1417022898 · Internal Medicine Physician · Milford, MA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Haisun Liao, MD is a Internal Medicine Physician provider in Milford, MA (NPI 1417022898).
Provider details
- NPI number
- 1417022898
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 234247 (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
19 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
1,490 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 579 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 440 | $117 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 280 | $114 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 99 | $171 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 73 | $129 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 34 | 34 |
| Cefpodoxime Proxetil | 30 | 30 |
| Gabapentin | 15 | — |
| Amlodipine Besylate | 13 | — |
| Oxycodone Hcl | 13 | 13 |
| Cefdinir | 12 | 12 |
| Oxcarbazepine | 12 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-21
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Haisun Liao's NPI number?
- Haisun Liao's National Provider Identifier (NPI) is 1417022898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Haisun Liao's specialty?
- Haisun Liao is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Haisun Liao located?
- Haisun Liao's practice location on file with NPPES is 14 Prospect St, Milford, MA 01757-3003.
- What is Haisun Liao's phone number?
- The practice phone number listed in the NPPES registry for Haisun Liao is (508) 473-1190.
- Does Haisun Liao accept Medicare?
- Haisun Liao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Haisun Liao's NPI active?
- Yes — Haisun Liao's NPI (1417022898) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.