Dr. Robert Van Williamson, MD
- Medicare services, 2024
- 1,247
- Medicare patients, 2024
- 373
- Part D claims, 2024
- 187
- Hospital affiliations
- 1
- Industry payments
- $3,815
- Practice address
- 830 Rockford St, Mount Airy, NC 27030
- Practice phone
- Call (336) 719-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Robert Van Williamson is an orthopedic surgeon in Mount Airy, North Carolina
Dr. Williamson practices at Northern Regional Hospital in Mount Airy, North Carolina, part of Northern Regional Hospital.
Dr. Williamson's NPI, 1316942675, was assigned on June 14, 2005. Dr. Williamson graduated from Wake Forest University School of Medicine in 1993. Dr. Williamson holds North Carolina license 2005-00597.
- NPI
- 1316942675NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062454424
- NPI enumeration date
- June 14, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (336) 719-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Van Williamson practices at Northern Regional Hospital in Mount Airy, North Carolina
Dr. Williamson's primary practice is Northern Regional Hospital, at 830 Rockford St, Mount Airy, NC 27030 in Surry County. The practice phone is (336) 719-7000.
- Northern Regional Hospital830 Rockford St, Mount Airy, NC 27030 · Surry CountyPhone(336) 719-7000
Source: Dmand AI Affiliation Data
Dr. Robert Van Williamson is affiliated with 7 sites of care and 1 medical group
Dr. Williamson's primary practice is Northern Regional Hospital in Mount Airy, North Carolina, part of Northern Regional Hospital. The medical group on file is Northern Medical Group. Dmand AI also links Dr. Williamson to 5 more home health agencies and 1 group practice or clinic, 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. Robert Van Williamson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williamson practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northern Regional Hospital | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Northern Regional Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Robert Van Williamson is one of 809 orthopedic surgeons in North Carolina
Orthopaedic surgery is Dr. Williamson's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Williamson is licensed in North Carolina.
Specialties and state licenses
- Orthopaedic surgery, North CarolinaPrimary
Orthopedic surgeons near Dr. Williamson
Counts of orthopedic 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. Robert Van Williamson billed Medicare for 1,247 services in 2024
CMS data shows 1,247 Medicare services from Dr. Williamson across 15 procedure codes in 2024, for 373 Medicare patients. Medicare paid $161,273 for them.
Dr. Williamson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 5822024: 50014%
- Office and hospital visits
- 2023: 4902024: 42014%
- Imaging
- 2023: 3802024: 28026%
- Other services
- 2023: 472024: 47No change
Where Dr. Williamson's Medicare services took place, 2024
- In an office1,10589%
- In a facility14211%
Dr. Williamson compared with the North Carolina median for orthopedic surgeons, 2024
- Dr. Williamson
- North Carolina median
- Medicare services
- 1,247vs 99625% above
- Medicare patients
- 373vs 24155% above
- Part D claims
- 124vs 15721% below
Medians across 792 orthopedic surgeons in North Carolina with Dmand AI profiles that report each measure.
Dr. Williamson'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. Robert Van Williamson treated 373 Medicare patients in 2024, average age 75
CMS counts 373 Medicare patients who saw Dr. Williamson in 2024. The largest group is 65 to 74, with 171 patients. 75% of them have arthritis, and 75% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Williamson's median patient age at 72, with 62% women.
Dr. Williamson's Medicare patients by age, 2024
Dr. Williamson's Medicare patients by sex, 2024
- Women24064%
- Men13336%
Chronic conditions among Dr. Williamson's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Diabetes31%
- Anxiety30%
- Mood disorders29%
- Chronic kidney disease28%
- Depression28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Williamson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert Van Williamson wrote 187 Medicare Part D claims in 2024
In 2024, Dr. Williamson wrote 187 Medicare Part D claims for 89 patients. 98% of them were for generic drugs. CMS names the drug for 124 of them, across 5 drugs with 11 or more claims each, at $499 in total drug cost. In 2023, CMS named 121 claims across 4 drugs.
Dr. Williamson's Part D claims by kind of drug, 2024
- Generic183 claims98%
- Brand-name and other4 claims2%
Dr. Williamson'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. Williamson's Part D claims, 2024
- Opioids29%54 of 187 claims
- Antibiotics37%70 of 187 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: 1212024: 1242%
Drugs named by CMS: 5 in 2024, 4 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. Robert Van Williamson ranks in the 84th percentile for knee replacement in Medicare
Dr. Williamson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 62 procedures of knee replacement by Dr. Williamson, more than 84% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Williamson ranks in Medicare procedure volume
- Knee replacement
- 84th percentile62 procedures
- Hip replacement
- 73rd percentile27 procedures
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 61st percentile19 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Lower limb (leg) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Robert Van Williamson received $3,815 in industry payments from 2016 to 2025
CMS Open Payments shows 60 general payments to Dr. Williamson from 16 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 61% of the total. DePuy Synthes Sales Inc. paid the most, $3,128.
General payments to Dr. Williamson by program year, 2016 to 2025
General payments to Dr. Williamson by kind, 2016 to 2025
- Travel and lodging$2,34361%
- Food and beverage$1,47239%
Companies that paid Dr. Williamson 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. Robert Van Williamson graduated from Wake Forest University School of Medicine
Dr. Williamson graduated from Wake Forest University School of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Van Williamson'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)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. Robert Van Williamson
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. Robert Van Williamson's NPI number?
Dr. Robert Van Williamson's NPI number is 1316942675. It was assigned on June 14, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Van Williamson?
Dr. Robert Van Williamson is an orthopedic surgeon in Mount Airy, North Carolina. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Robert Van Williamson practice?
Dr. Williamson practices at 830 Rockford St, Mount Airy, NC 27030. Dr. Williamson's primary practice is Northern Regional Hospital in Mount Airy, North Carolina, part of Northern Regional Hospital. Dmand AI also links Dr. Williamson to 5 home health agencies and 1 group practice or clinic.
What is Dr. Robert Van Williamson's office phone number?
The practice phone on file for Dr. Williamson is (336) 719-7000.
What is Dr. Robert Van Williamson's medical license number?
Dr. Williamson holds North Carolina license 2005-00597.
Which hospitals is Dr. Robert Van Williamson affiliated with?
Dr. Williamson practices at Northern Regional Hospital in Mount Airy, North Carolina.
What medical group is Dr. Robert Van Williamson part of?
Dr. Williamson is linked to Northern Medical Group.
Does Dr. Robert Van Williamson accept Medicare?
Yes. CMS data shows Dr. Williamson billed Medicare for 1,247 services in 2024, and Dr. Williamson accepts Medicare assignment.
How many Medicare patients does Dr. Robert Van Williamson see?
CMS counts 373 Medicare patients who saw Dr. Williamson in 2024, with an average age of 75.
What services does Dr. Robert Van Williamson bill to Medicare?
In 2024, Dr. Williamson's most billed Medicare services were surgery: bones and joints (20610), office visit, established patient (99213) and office visit, established patient (99214).
Show 4 more questionsShow fewer questions
Where did Dr. Robert Van Williamson go to medical school?
Dr. Williamson graduated from Wake Forest University School of Medicine in 1993.
What drugs does Dr. Robert Van Williamson prescribe most?
In 2024 Medicare Part D data, Dr. Williamson's most prescribed drugs by claims were Amoxicillin, Oxycodone HCl and Tramadol HCl.
Has Dr. Robert Van Williamson received payments from drug or device companies?
CMS Open Payments shows $3,815 in general payments to Dr. Williamson from 16 companies from 2016 to 2025. The largest total came from DePuy Synthes Sales Inc.
How long has Dr. Robert Van Williamson been practicing?
Dr. Williamson graduated from medical school in 1993, 33 years ago.
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