Dr. William J. Holaday, MD
- Medicare services, 2024
- 153
- Medicare patients, 2024
- 130
- Part D claims, 2024
- 11
- MIPS score, 2024
- 81
- Hospital affiliations
- 3
- Practice address
- 175 Madison Ave, Mount Holly, NJ 08060
- Practice phone
- Call (609) 267-0700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Holaday'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 J. Holaday is a general surgeon in Mount Holly, New Jersey
Dr. Holaday practices at Virtua Mount Holly Hospital in Mount Holly, New Jersey, part of Virtua Health.
Dr. Holaday's NPI, 1851392112, was assigned on August 9, 2005. Dr. Holaday graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 1979. Dr. Holaday holds New Jersey license 25MA04411100.
- NPI
- 1851392112NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416943485
- NPI enumeration date
- August 9, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (609) 267-0700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William J. Holaday practices at Virtua Mount Holly Hospital in Mount Holly, New Jersey
Dr. Holaday's primary practice is Virtua Mount Holly Hospital, at 175 Madison Ave, Mount Holly, NJ 08060 in Burlington County. The practice phone is (609) 267-0700.
- Virtua Mount Holly Hospital175 Madison Ave, Mount Holly, NJ 08060 · Burlington CountyPhone(609) 267-0700
Source: Dmand AI Affiliation Data
Dr. William J. Holaday is affiliated with 3 sites of care and 1 medical group
Dr. Holaday's primary practice is Virtua Mount Holly Hospital in Mount Holly, New Jersey, part of Virtua Health. Dr. Holaday is also affiliated with Virtua Voorhees Hospital. The medical group on file is Virtua Medical Group. Dmand AI also links Dr. Holaday to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William J. Holaday's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Holaday practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Virtua Mount Holly Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William J. Holaday is one of 675 general surgeons in New Jersey
Surgery is Dr. Holaday's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Holaday is licensed in New Jersey.
Specialties and state licenses
- Surgery, New JerseyPrimary
General surgeons near Dr. Holaday
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. William J. Holaday billed Medicare for 153 services in 2024
CMS data shows 153 Medicare services from Dr. Holaday across 3 procedure codes in 2024, for 130 Medicare patients. Medicare paid $19,788 for them.
Dr. Holaday's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1862024: 13925%
- Surgery
- 2023: 542024: 1474%
Where Dr. Holaday's Medicare services took place, 2024
- In an office13991%
- In a facility149%
Dr. Holaday compared with the New Jersey median for general surgeons, 2024
- Dr. Holaday
- New Jersey median
- Medicare services
- 153vs 17010% below
- Medicare patients
- 130vs 125Close to median
- Part D claims
- 42vs 2756% above
Medians across 630 general surgeons in New Jersey with Dmand AI profiles that report each measure.
Dr. Holaday'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. Holaday and other general surgeons in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William J. Holaday treated 130 Medicare patients in 2024, average age 72
CMS counts 130 Medicare patients who saw Dr. Holaday in 2024. The largest group is 65 to 74, with 71 patients. 75% of them have cancer, and 75% have high blood pressure. 12% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Holaday's median patient age at 65, with 93% women.
Dr. Holaday's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Holaday's Medicare patients, 2024
- Cancer75%
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Diabetes25%
- Anxiety24%
- Chronic kidney disease22%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Holaday's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women93%
- Men4%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William J. Holaday wrote 11 Medicare Part D claims in 2024
In 2024, Dr. Holaday wrote 11 Medicare Part D claims. 100% of them were for generic drugs. They cover 2 drugs, with $186 in total drug cost. In 2018, CMS named 30 claims across 1 drug.
Dr. Holaday's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 302019: 4240%
Drugs named by CMS: 2 in 2019, 1 in 2018.
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. William J. Holaday scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dr. Holaday for performance year 2024, reported as part of a group. Dr. Holaday accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 34 procedures of mastectomy by Dr. Holaday, more than 89% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Holaday's MIPS scores, performance year 2024
- 81of 100Final score
- 62.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Holaday ranks in Medicare procedure volume
- Mastectomy
- 89th percentile34 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. William J. Holaday received $1,295 in industry payments from 2016 to 2022
CMS Open Payments shows 20 general payments to Dr. Holaday from 11 drug and device companies from 2016 to 2022. Travel and lodging make up the largest share, 50% of the total. Stryker Corporation paid the most, $898.
General payments to Dr. Holaday by program year, 2016 to 2022
General payments to Dr. Holaday by kind, 2016 to 2022
- Travel and lodging$65450%
- Food and beverage$64250%
Companies that paid Dr. Holaday the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William J. Holaday graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Dr. Holaday graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William J. Holaday'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) |
| 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 J. Holaday
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. William J. Holaday's NPI number?
Dr. William J. Holaday's NPI number is 1851392112. It was assigned on August 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. William J. Holaday?
Dr. William J. Holaday is a general surgeon in Mount Holly, New Jersey. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. William J. Holaday practice?
Dr. Holaday practices at 175 Madison Ave, Mount Holly, NJ 08060. Dr. Holaday's primary practice is Virtua Mount Holly Hospital in Mount Holly, New Jersey, part of Virtua Health. Dmand AI also links Dr. Holaday to 1 hospital.
What is Dr. William J. Holaday's office phone number?
The practice phone on file for Dr. Holaday is (609) 267-0700.
What is Dr. William J. Holaday's medical license number?
Dr. Holaday holds New Jersey license 25MA04411100.
Which hospitals is Dr. William J. Holaday affiliated with?
Dr. Holaday practices at Virtua Mount Holly Hospital in Mount Holly, New Jersey. Dr. Holaday is also affiliated with Virtua Voorhees Hospital. Dmand AI links Dr. Holaday to 1 more hospital.
What medical group is Dr. William J. Holaday part of?
Dr. Holaday is linked to Virtua Medical Group.
Does Dr. William J. Holaday accept Medicare?
Yes. CMS data shows Dr. Holaday billed Medicare for 153 services in 2024, and Dr. Holaday accepts Medicare assignment.
What is Dr. William J. Holaday's MIPS score?
Dr. Holaday's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
How many Medicare patients does Dr. William J. Holaday see?
CMS counts 130 Medicare patients who saw Dr. Holaday in 2024, with an average age of 72.
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What services does Dr. William J. Holaday bill to Medicare?
In 2024, Dr. Holaday's most billed Medicare services were office visit, established patient (99213), surgery: skin and soft tissue (19301) and office visit, new patient (99205).
Where did Dr. William J. Holaday go to medical school?
Dr. Holaday graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 1979.
What drugs does Dr. William J. Holaday prescribe most?
In 2019 Medicare Part D data, Dr. Holaday's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Gabapentin.
Has Dr. William J. Holaday received payments from drug or device companies?
CMS Open Payments shows $1,295 in general payments to Dr. Holaday from 11 companies from 2016 to 2022. The largest total came from Stryker Corporation.
How long has Dr. William J. Holaday been practicing?
Dr. Holaday graduated from medical school in 1979, 47 years ago.
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