Dr. Peter S. Liao, MD
- Medicare services, 2024
- 1,106
- Medicare patients, 2024
- 354
- Part D claims, 2024
- 27
- MIPS score, 2024
- 100
- Industry payments
- $1,860
- Practice address
- 11085 Little Patuxent Parkway Suite Ll007, Columbia, MD 21044
- Practice phone
- Call (443) 546-1400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Johns Hopkins Medical Laboratories - Columbia
Clinical Lab - Basic Testing Only · Columbia, Maryland
Find Dr. Liao'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. Peter S. Liao is a general surgeon in Columbia, Maryland
Dr. Liao practices at Johns Hopkins Medical Laboratories - Columbia in Columbia, Maryland.
Dr. Liao's NPI, 1306809033, was assigned on April 12, 2006. Dr. Liao holds Maryland license D0057934.
- NPI
- 1306809033NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315932878
- NPI enumeration date
- April 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (443) 546-1400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter S. Liao practices at Johns Hopkins Medical Laboratories - Columbia in Columbia, Maryland
Dr. Liao's primary practice is Johns Hopkins Medical Laboratories - Columbia, at 11085 Little Patuxent Parkway Suite Ll007, Columbia, MD 21044. The practice phone is (443) 546-1400.
- Johns Hopkins Medical Laboratories - Columbia11085 Little Patuxent Parkway Suite Ll007, Columbia, MD 21044Phone(443) 546-1400
Source: Dmand AI Affiliation Data
Dr. Peter S. Liao is affiliated with 4 sites of care and 4 medical groups
Dr. Liao's primary practice is Johns Hopkins Medical Laboratories - Columbia in Columbia, Maryland. The medical group on file is Center for Vein Restoration. Dmand AI also links Dr. Liao to 3 more group practices and clinics and 3 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter S. Liao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liao practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Johns Hopkins Medical Laboratories - Columbia | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter S. Liao is one of 532 general surgeons in Maryland
Surgery is Dr. Liao's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Liao is licensed in Maryland.
Specialties and state licenses
- Surgery, MarylandPrimary
General surgeons near Dr. Liao
Counts of general surgeons 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. Peter S. Liao billed Medicare for 1,106 services in 2024
CMS data shows 1,106 Medicare services from Dr. Liao across 14 procedure codes in 2024, for 354 Medicare patients. Medicare paid $233,252 for them. Every service was in an office.
Dr. Liao's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 5112024: 5569%
- Office and hospital visits
- 2023: 3622024: 25829%
- Surgery
- 2023: 4042024: 24739%
- Imaging
- 2023: 722024: 4538%
Dr. Liao compared with the Maryland median for general surgeons, 2024
- Dr. Liao
- Maryland median
- Medicare services
- 1,106vs 2304.8 times
- Medicare patients
- 354vs 1622.2 times
- Part D claims
- 20vs 2623% below
Medians across 485 general surgeons in Maryland with Dmand AI profiles that report each measure.
Dr. Liao'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter S. Liao treated 354 Medicare patients in 2024, average age 73
CMS counts 354 Medicare patients who saw Dr. Liao in 2024. The largest group is 65 to 74, with 161 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.04, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Liao's median patient age at 57, with 63% women.
Dr. Liao's Medicare patients by age, 2024
Dr. Liao's Medicare patients by sex, 2024
- Women23968%
- Men11532%
Chronic conditions among Dr. Liao's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis51%
- Diabetes32%
- Ischemic heart disease28%
- Mood disorders22%
- Depression20%
- Anxiety19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Liao's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women63%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter S. Liao wrote 27 Medicare Part D claims in 2024
In 2024, Dr. Liao wrote 27 Medicare Part D claims. CMS names the drug for 20 of them, across 1 drug with 11 or more claims each, at $17,336 in total drug cost. In 2023, CMS named 18 claims across 1 drug.
Dr. Liao'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 182024: 2011%
Drugs named by CMS: 1 in 2024, 1 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. Peter S. Liao scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Liao for performance year 2024, reported as part of a group. Dr. Liao accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 339 procedures of varicose vein removal by Dr. Liao, more than 94% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Liao's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Liao ranks in Medicare procedure volume
- Varicose vein removal
- 94th percentile339 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Peter S. Liao received $1,860 in industry payments from 2017 to 2025
CMS Open Payments shows 40 general payments to Dr. Liao from 10 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 78% of the total. Medtronic Vascular, Inc. paid the most, $959.
General payments to Dr. Liao by program year, 2017 to 2025
General payments to Dr. Liao by kind, 2017 to 2025
- Food and beverage$1,44678%
- Travel and lodging$41422%
Companies that paid Dr. Liao the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Peter S. Liao'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 DataDmand AI Org Hierarchy 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Peter S. Liao
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. Peter S. Liao's NPI number?
Dr. Peter S. Liao's NPI number is 1306809033. It was assigned on April 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter S. Liao?
Dr. Peter S. Liao is a general surgeon in Columbia, Maryland. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Peter S. Liao practice?
Dr. Liao practices at 11085 Little Patuxent Parkway Suite Ll007, Columbia, MD 21044. Dr. Liao's primary practice is Johns Hopkins Medical Laboratories - Columbia in Columbia, Maryland. Dmand AI also links Dr. Liao to 3 group practices and clinics and 3 medical groups.
What is Dr. Peter S. Liao's office phone number?
The practice phone on file for Dr. Liao is (443) 546-1400.
What is Dr. Peter S. Liao's medical license number?
Dr. Liao holds Maryland license D0057934.
What medical group is Dr. Peter S. Liao part of?
Dr. Liao is linked to Center for Vein Restoration. Dmand AI links Dr. Liao to 3 more medical groups.
Does Dr. Peter S. Liao accept Medicare?
Yes. CMS data shows Dr. Liao billed Medicare for 1,106 services in 2024, and Dr. Liao accepts Medicare assignment.
What is Dr. Peter S. Liao's MIPS score?
Dr. Liao's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. Peter S. Liao see?
CMS counts 354 Medicare patients who saw Dr. Liao in 2024, with an average age of 73.
What services does Dr. Peter S. Liao bill to Medicare?
In 2024, Dr. Liao's most billed Medicare services were blood vessel study (93970), blood vessel study (93971) and office visit, new patient (99204).
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What drugs does Dr. Peter S. Liao prescribe most?
In 2024 Medicare Part D data, Dr. Liao's most prescribed drugs by claims were Eliquis.
Has Dr. Peter S. Liao received payments from drug or device companies?
CMS Open Payments shows $1,860 in general payments to Dr. Liao from 10 companies from 2017 to 2025. The largest total came from Medtronic Vascular, Inc.
How long has Dr. Peter S. Liao been practicing?
Dr. Liao graduated from medical school in 2000, 26 years ago.
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