Phillip Liaw, MD
NPI 1245248442 · Internal Medicine Physician · Feasterville Trevose, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Phillip Liaw, MD is a Internal Medicine Physician provider in Feasterville Trevose, PA (NPI 1245248442).
Provider details
- NPI number
- 1245248442
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD074088L (PA)
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
19 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
746 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 287 | $89 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 255 | $72 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 116 | $48 |
| Administration of Influenza Virus VaccineG0008 | 60 | $33 |
| Urinalysis, Manual Test81002 | 15 | $3 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 132 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 536 | 136 |
| Amlodipine Besylate | 356 | 92 |
| Levothyroxine Sodium | 289 | 73 |
| Losartan Potassium | 284 | 80 |
| Hydrochlorothiazide | 204 | 44 |
| Metoprolol Succinate | 198 | 55 |
| Fluticasone Propionate | 193 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$562 across 31 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
- 2006-08-03
- Last updated
- 2016-11-08
Frequently asked questions
- What is Phillip Liaw's NPI number?
- Phillip Liaw's National Provider Identifier (NPI) is 1245248442, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phillip Liaw's specialty?
- Phillip Liaw is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Phillip Liaw located?
- Phillip Liaw's practice location on file with NPPES is 23 Bustleton Pike, Feasterville Trevose, PA 19053-6446.
- What is Phillip Liaw's phone number?
- The practice phone number listed in the NPPES registry for Phillip Liaw is (215) 464-0770.
- Does Phillip Liaw accept Medicare?
- Phillip Liaw is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Phillip Liaw's NPI active?
- Yes — Phillip Liaw's NPI (1245248442) is active in the NPPES registry as of the last update on 2016-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.