Dr. William N. Paik, MD
- Medicare services, 2024
- 2,685
- Medicare patients, 2024
- 2,100
- Hospital affiliations
- 6
- Industry payments
- $121
- Medical groups
- 16
- Practice address
- 629 Lowther Rd, Lewisberry, PA 17339
- Practice phone
- Call (717) 938-2765
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Quantum Imaging & Therapeutic Associates Inc
Lewisberry, Pennsylvania
Find Dr. Paik'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. William N. Paik is a diagnostic radiologist in Lewisberry, Pennsylvania
Dr. Paik practices at Quantum Imaging & Therapeutic Associates Inc in Lewisberry, Pennsylvania.
Dr. Paik's NPI, 1265584825, was assigned on January 16, 2007. Dr. Paik graduated from Columbia University College of Physicians and Surgeons in 1994. Dr. Paik holds California license A74379.
- NPI
- 1265584825NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709109978
- NPI enumeration date
- January 16, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (717) 938-2765
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William N. Paik practices at Quantum Imaging & Therapeutic Associates Inc in Lewisberry, Pennsylvania
Dr. Paik's primary practice is Quantum Imaging & Therapeutic Associates Inc, at 629 Lowther Rd, Lewisberry, PA 17339 in York County. The practice phone is (717) 938-2765.
- Quantum Imaging & Therapeutic Associates Inc629 Lowther Rd, Lewisberry, PA 17339 · York CountyPhone(717) 938-2765
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William N. Paik is affiliated with 10 sites of care and 16 medical groups
Dr. Paik's primary practice is Quantum Imaging & Therapeutic Associates Inc in Lewisberry, Pennsylvania. Dr. Paik is also affiliated with Penn State Health Milton S. Hershey Medical Center. The medical group on file is University of Pittsburgh Physicians, Department of Radiology. Dmand AI also links Dr. Paik to 5 more hospitals, 15 medical groups and 3 group practices and clinics, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William N. Paik's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Paik practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Quantum Imaging & Therapeutic Associates Inc | Available with a free account |
| +9 more sites and 15 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William N. Paik is one of 1,655 diagnostic radiologists in Pennsylvania
Diagnostic radiology is Dr. Paik's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Paik is licensed in California.
Specialties and state licenses
- Diagnostic radiology, CaliforniaPrimary
Diagnostic radiologists near Dr. Paik
Counts of diagnostic radiologists 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. William N. Paik billed Medicare for 2,685 services in 2024
CMS data shows 2,685 Medicare services from Dr. Paik across 35 procedure codes in 2024, for 2,100 Medicare patients. Medicare paid $85,967 for them.
Dr. Paik's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,7792024: 2,60346%
- Tests and treatments
- 2023: 142024: 82486%
Where Dr. Paik's Medicare services took place, 2024
- In an office1506%
- In a facility2,53594%
Dr. Paik compared with the Pennsylvania median for diagnostic radiologists, 2024
- Dr. Paik
- Pennsylvania median
- Medicare services
- 2,685vs 1,95537% above
- Medicare patients
- 2,100vs 1,40649% above
Medians across 1,606 diagnostic radiologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Paik'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. Paik and other diagnostic radiologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William N. Paik treated 2,100 Medicare patients in 2024, average age 76
CMS counts 2,100 Medicare patients who saw Dr. Paik in 2024. The largest group is 65 to 74, with 772 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.87, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Paik's median patient age at 63, with 56% women.
Dr. Paik's Medicare patients by age, 2024
Dr. Paik's Medicare patients by sex, 2024
- Women1,18356%
- Men91744%
Chronic conditions among Dr. Paik's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Ischemic heart disease45%
- Chronic kidney disease41%
- Mood disorders39%
- Anxiety38%
- Diabetes38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Paik's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. William N. Paik takes part in Medicare
Dr. Paik accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. William N. Paik received $121 in industry payments from 2024 to 2025
CMS Open Payments shows 2 general payments to Dr. Paik from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $101.
General payments to Dr. Paik by program year, 2024 to 2025
Companies that paid Dr. Paik the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William N. Paik graduated from Columbia University College of Physicians and Surgeons
Dr. Paik graduated from Columbia University College of Physicians and Surgeons in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William N. Paik'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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. William N. Paik
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What is Dr. William N. Paik's NPI number?
Dr. William N. Paik's NPI number is 1265584825. It was assigned on January 16, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. William N. Paik?
Dr. William N. Paik is a diagnostic radiologist in Lewisberry, Pennsylvania. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. William N. Paik practice?
Dr. Paik practices at 629 Lowther Rd, Lewisberry, PA 17339. Dr. Paik's primary practice is Quantum Imaging & Therapeutic Associates Inc in Lewisberry, Pennsylvania. Dmand AI also links Dr. Paik to 5 hospitals, 15 medical groups and 3 group practices and clinics.
What is Dr. William N. Paik's office phone number?
The practice phone on file for Dr. Paik is (717) 938-2765.
What is Dr. William N. Paik's medical license number?
Dr. Paik holds California license A74379.
Which hospitals is Dr. William N. Paik affiliated with?
Dr. Paik is affiliated with Penn State Health Milton S. Hershey Medical Center. Dmand AI links Dr. Paik to 5 more hospitals.
What medical group is Dr. William N. Paik part of?
Dr. Paik is linked to University of Pittsburgh Physicians, Department of Radiology. Dmand AI links Dr. Paik to 15 more medical groups.
Does Dr. William N. Paik accept Medicare?
Yes. CMS data shows Dr. Paik billed Medicare for 2,685 services in 2024, and Dr. Paik accepts Medicare assignment.
How many Medicare patients does Dr. William N. Paik see?
CMS counts 2,100 Medicare patients who saw Dr. Paik in 2024, with an average age of 76.
What services does Dr. William N. Paik bill to Medicare?
In 2024, Dr. Paik's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (70450) and diagnostic imaging (74177).
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Where did Dr. William N. Paik go to medical school?
Dr. Paik graduated from Columbia University College of Physicians and Surgeons in 1994.
Has Dr. William N. Paik received payments from drug or device companies?
CMS Open Payments shows $121 in general payments to Dr. Paik from 2 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has Dr. William N. Paik been practicing?
Dr. Paik graduated from medical school in 1994, 32 years ago.
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