Dr. Phillip Liaw, MD
- Medicare services, 2024
- 805
- Medicare patients, 2024
- 294
- Part D claims, 2024
- 7,535
- Hospital affiliations
- 4
- Industry payments
- $4,798
- Practice address
- 23 Bustleton Pike, Feasterville Trevose, PA 19053
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Holland Medical Associates - HOPD
Acute Care Hospital outpatient department · Feasterville Trevose, Pennsylvania
Find Dr. Liaw's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Phillip Liaw is an internist in Feasterville Trevose, Pennsylvania
Dr. Liaw practices at Holland Medical Associates - HOPD in Feasterville Trevose, Pennsylvania.
Dr. Liaw's NPI, 1245248442, was assigned on August 3, 2006. Dr. Liaw graduated from Jefferson Medical College of Thomas Jefferson University in 1998. Dr. Liaw holds Pennsylvania license MD074088L.
- NPI
- 1245248442NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002087707
- NPI enumeration date
- August 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Phillip Liaw practices at Holland Medical Associates - HOPD in Feasterville Trevose, Pennsylvania
Dr. Liaw's primary practice is Holland Medical Associates - HOPD, at 23 Bustleton Pike, Feasterville Trevose, PA 19053.
- Holland Medical Associates - HOPD23 Bustleton Pike, Feasterville Trevose, PA 19053
Source: Dmand AI Affiliation Data
Dr. Phillip Liaw is affiliated with 7 sites of care and 1 medical group
Dr. Liaw's primary practice is Holland Medical Associates - HOPD in Feasterville Trevose, Pennsylvania. Dr. Liaw is also affiliated with Hospital of the University of Pennsylvania. The medical group on file is Holy Redeemer Physician Services. Dmand AI also links Dr. Liaw to 3 more hospitals, 1 group practice or clinic and 1 home health agency, each named with a free account. Dr. Liaw's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Phillip Liaw's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liaw practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Holland Medical Associates - HOPD | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Phillip Liaw is one of 5,665 internists in Pennsylvania
Internal medicine is Dr. Liaw's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Liaw is licensed in Pennsylvania.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
Internists near Dr. Liaw
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Phillip Liaw billed Medicare for 805 services in 2024
CMS data shows 805 Medicare services from Dr. Liaw across 7 procedure codes in 2024, for 294 Medicare patients. Medicare paid $35,745 for them. Every service was in an office.
Dr. Liaw's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6352024: 54215%
- Other services
- 2023: 1762024: 176No change
- Tests and treatments
- 2023: 782024: 728%
- Lab and pathology
- 2023: 152024: 15No change
Dr. Liaw compared with the Pennsylvania median for internists, 2024
- Dr. Liaw
- Pennsylvania median
- Medicare services
- 805vs 41793% above
- Medicare patients
- 294vs 18559% above
- Part D claims
- 6,786vs 22430.3 times
Medians across 5,518 internists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Liaw's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Liaw and other internists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Phillip Liaw treated 294 Medicare patients in 2024, average age 73
CMS counts 294 Medicare patients who saw Dr. Liaw in 2024. The largest group is 65 to 74, with 151 patients. 75% of them have high cholesterol, and 68% have high blood pressure. 7% are also on Medicaid. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Liaw's median patient age at 67, with 52% women.
Dr. Liaw's Medicare patients by age, 2024
Dr. Liaw's Medicare patients by sex, 2024
- Women16355%
- Men13145%
Chronic conditions among Dr. Liaw's Medicare patients, 2024
- High cholesterol75%
- High blood pressure68%
- Arthritis43%
- Diabetes26%
- Ischemic heart disease24%
- Anxiety21%
- Cancer17%
- Osteoporosis16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Liaw's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Phillip Liaw wrote 7,535 Medicare Part D claims in 2024
In 2024, Dr. Liaw wrote 7,535 Medicare Part D claims for 548 patients. 86% of them were for generic drugs. CMS names the drug for 6,786 of them, across 132 drugs with 11 or more claims each, at $689,854 in total drug cost. In 2023, CMS named 6,376 claims across 132 drugs.
Dr. Liaw's Part D claims by kind of drug, 2024
- Generic6,476 claims86%
- Brand-name987 claims13%
- Other72 claims1%
Dr. Liaw's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Liaw's Part D claims, 2024
- Opioids2%161 of 7,535 claims
- Antibiotics1%109 of 7,535 claims
- Antipsychotics, patients 65 and over1%76 of 7,535 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6,3762024: 6,7866%
Drugs named by CMS: 132 in 2024, 132 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Phillip Liaw offers telehealth to Medicare patients
Dr. Liaw accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Liaw as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Phillip Liaw received $4,798 in industry payments from 2016 to 2025
CMS Open Payments shows 314 general payments to Dr. Liaw from 35 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $1,065.
General payments to Dr. Liaw by program year, 2016 to 2025
General payments to Dr. Liaw by kind, 2016 to 2025
- Food and beverage$4,782100%
- Education$160%
Companies that paid Dr. Liaw the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Phillip Liaw graduated from Jefferson Medical College of Thomas Jefferson University
Dr. Liaw graduated from Jefferson Medical College of Thomas Jefferson University in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Phillip Liaw's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Phillip Liaw
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Phillip Liaw's NPI number?
Dr. Phillip Liaw's NPI number is 1245248442. It was assigned on August 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Phillip Liaw?
Dr. Phillip Liaw is an internist in Feasterville Trevose, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Phillip Liaw practice?
Dr. Liaw practices at 23 Bustleton Pike, Feasterville Trevose, PA 19053. Dr. Liaw's primary practice is Holland Medical Associates - HOPD in Feasterville Trevose, Pennsylvania. Dmand AI also links Dr. Liaw to 3 hospitals, 1 group practice or clinic and 1 home health agency.
What is Dr. Phillip Liaw's medical license number?
Dr. Liaw holds Pennsylvania license MD074088L.
Which hospitals is Dr. Phillip Liaw affiliated with?
Dr. Liaw is affiliated with Hospital of the University of Pennsylvania. Dmand AI links Dr. Liaw to 3 more hospitals.
What medical group is Dr. Phillip Liaw part of?
Dr. Liaw is linked to Holy Redeemer Physician Services.
Does Dr. Phillip Liaw accept Medicare?
Yes. CMS data shows Dr. Liaw billed Medicare for 805 services in 2024, and Dr. Liaw accepts Medicare assignment.
Does Dr. Phillip Liaw offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Liaw as offering telehealth services.
How many Medicare patients does Dr. Phillip Liaw see?
CMS counts 294 Medicare patients who saw Dr. Liaw in 2024, with an average age of 73.
What services does Dr. Phillip Liaw bill to Medicare?
In 2024, Dr. Liaw's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
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Where did Dr. Phillip Liaw go to medical school?
Dr. Liaw graduated from Jefferson Medical College of Thomas Jefferson University in 1998.
What drugs does Dr. Phillip Liaw prescribe most?
In 2024 Medicare Part D data, Dr. Liaw's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Dr. Phillip Liaw received payments from drug or device companies?
CMS Open Payments shows $4,798 in general payments to Dr. Liaw from 35 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Phillip Liaw been practicing?
Dr. Liaw graduated from medical school in 1998, 28 years ago.
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