Dr. Wilson Christopher Choy, MD

  • Millsboro, DE
  • Orthopedic surgeon
NPI1275584385PAC ID9830195056
Medicare services, 2024
5,818
Medicare patients, 2024
2,042
Part D claims, 2024
128
MIPS score, 2024
21
Hospital affiliations
5
Practice address
30265 Commerce Dr, Millsboro, DE 19966
Practice phone
Call (410) 749-4154
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Peninsula Orthopaedic Assoc., PA

Millsboro, Delaware

See all 15 affiliations

Find Dr. Choy'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.

View contacts for free

Dr. Wilson Christopher Choy is an orthopedic surgeon in Millsboro, Delaware

Dr. Choy practices at Peninsula Orthopaedic Assoc., PA in Millsboro, Delaware.

Dr. Choy's NPI, 1275584385, was assigned on May 13, 2006. Dr. Choy holds Delaware license C10004819.

NPI and contact details
Medicare PAC ID
9830195056
NPI enumeration date
May 13, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(410) 749-4154
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
62
Medical school graduation
1990

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Wilson Christopher Choy practices at Peninsula Orthopaedic Assoc., PA in Millsboro, Delaware

Dr. Choy's primary practice is Peninsula Orthopaedic Assoc., PA, at 30265 Commerce Dr, Millsboro, DE 19966 in Sussex County. The practice phone is (410) 749-4154.

  • Peninsula Orthopaedic Assoc., PA
    30265 Commerce Dr, Millsboro, DE 19966 · Sussex CountyPhone(410) 749-4154

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Wilson Christopher Choy is affiliated with 12 sites of care and 3 medical groups

Dr. Choy's primary practice is Peninsula Orthopaedic Assoc., PA in Millsboro, Delaware. Dr. Choy is also affiliated with TidalHealth Peninsula Regional. The medical group on file is TidalHealth Cardiovascular Surgery. Dmand AI also links Dr. Choy to 4 more hospitals, 3 group practices and clinics, 3 home health agencies and 2 medical groups, each named with a free account.

See all 15 affiliations for Dr. Choy

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Wilson Christopher Choy's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Choy practices, 11 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Peninsula Orthopaedic Assoc., PAAvailable with a free account
+11 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. Choy practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Wilson Christopher Choy is one of 64 orthopedic surgeons in Delaware

Orthopaedic surgery is Dr. Choy's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Choy is licensed in Delaware.

Specialties and state licenses

  • Orthopaedic surgery, DelawarePrimaryLicense C10004819 · taxonomy 207X00000X

Orthopedic surgeons near Dr. Choy

Counts of orthopedic surgeons with a Dmand AI profile, by place and practice. Each opens the list.

64orthopedic surgeons in Delaware
7orthopedic surgeons in Millsboro

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Wilson Christopher Choy billed Medicare for 5,818 services in 2024

CMS data shows 5,818 Medicare services from Dr. Choy across 30 procedure codes in 2024, for 2,042 Medicare patients. Medicare paid $343,289 for them.

Medicare services, 20245,818
Medicare patients2,042
Paid by Medicare$343,289
Procedure codes30

Dr. Choy's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 5,6402024: 3,42239%
Drugs given in the office
2023: 1952024: 1,253543%
Office and hospital visits
2023: 6782024: 61210%
Surgery
2023: 3732024: 3438%
Other services
2023: 1482024: 18827%

Where Dr. Choy's Medicare services took place, 2024

  • In an office5,73999%
  • In a facility791%

Dr. Choy compared with the Delaware median for orthopedic surgeons, 2024

  • Dr. Choy
  • Delaware median
Medicare services
5,818vs 1,9932.9 times
Medicare patients
2,042vs 5154.0 times
Part D claims
75vs 14247% below

Medians across 65 orthopedic surgeons in Delaware with Dmand AI profiles that report each measure.

Dr. Choy'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.

See all procedures by Dr. Choy

Need commercial claims for Dr. Choy?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Choy and other orthopedic surgeons in Delaware.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Wilson Christopher Choy treated 2,042 Medicare patients in 2024, average age 75

CMS counts 2,042 Medicare patients who saw Dr. Choy in 2024. The largest group is 65 to 74, with 993 patients. 75% of them have arthritis, and 75% have high blood pressure. 3% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Choy's median patient age at 72, with 61% women.

Medicare patients, 20242,042
Average age75
Average risk score1.02
Also on Medicaid3%

Dr. Choy's Medicare patients by age, 2024

Dr. Choy's Medicare patients by sex, 2024

  • Women1,25662%
  • Men78638%

Chronic conditions among Dr. Choy's Medicare patients, 2024

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Ischemic heart disease36%
  5. Diabetes28%
  6. Anxiety26%
  7. Mood disorders25%
  8. Depression23%

Share of Medicare patients with each condition. A patient can have several.

Dr. Choy'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

  • Women61%
  • Men38%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Wilson Christopher Choy wrote 128 Medicare Part D claims in 2024

In 2024, Dr. Choy wrote 128 Medicare Part D claims for 94 patients. 99% of them were for generic drugs. CMS names the drug for 75 of them, across 2 drugs with 11 or more claims each, at $205 in total drug cost. In 2023, CMS named 78 claims across 4 drugs.

Part D claims, 2024128
Drugs named by CMS2
Total drug cost$205
Part D patients94

Dr. Choy's Part D claims by kind of drug, 2024

  • Generic127 claims99%
  • Brand-name and other1 claims1%

Dr. Choy'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. Choy's Part D claims, 2024

  • Opioids20%26 of 128 claims
  • Antibiotics50%64 of 128 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: 782024: 754%

Drugs named by CMS: 2 in 2024, 4 in 2023.

See all prescribing by Dr. Choy

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. Wilson Christopher Choy scored 21 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 21 out of 100 for Dr. Choy for performance year 2024, reported individually. Dr. Choy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 125 procedures of knee replacement by Dr. Choy, more than 96% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Choy's MIPS scores, performance year 2024

  • 21of 100Final score
  • 0of 100Quality
  • 0of 100Improvement Activities
  • 71of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Choy ranks in Medicare procedure volume

Knee replacement
96th percentile125 procedures
Hip replacement
77th percentile32 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)

Upper limb (arm) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)

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)

For MedTech and pharma teams

Find orthopedic surgeons like Dr. Choy by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Wilson Christopher Choy received $33,129 in industry payments from 2016 to 2025

CMS Open Payments shows 200 general payments to Dr. Choy from 19 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 47% of the total. Djo, LLC paid the most, $15,718.

General payments to Dr. Choy by program year, 2016 to 2025

General payments to Dr. Choy by kind, 2016 to 2025

$33.1Kin total
  • Speaker and faculty fees$15,71847%
  • Travel and lodging$8,98327%
  • Food and beverage$4,75314%
  • Consulting fees$3,67511%

Companies that paid Dr. Choy the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Choy

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Wilson Christopher Choy's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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 paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Wilson Christopher Choy

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. Wilson Christopher Choy's NPI number?

Dr. Wilson Christopher Choy's NPI number is 1275584385. It was assigned on May 13, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Wilson Christopher Choy?

Dr. Wilson Christopher Choy is an orthopedic surgeon in Millsboro, Delaware. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).

Where does Dr. Wilson Christopher Choy practice?

Dr. Choy practices at 30265 Commerce Dr, Millsboro, DE 19966. Dr. Choy's primary practice is Peninsula Orthopaedic Assoc., PA in Millsboro, Delaware. Dmand AI also links Dr. Choy to 4 hospitals, 3 group practices and clinics, 3 home health agencies and 2 medical groups.

What is Dr. Wilson Christopher Choy's office phone number?

The practice phone on file for Dr. Choy is (410) 749-4154.

What is Dr. Wilson Christopher Choy's medical license number?

Dr. Choy holds Delaware license C10004819.

Which hospitals is Dr. Wilson Christopher Choy affiliated with?

Dr. Choy is affiliated with TidalHealth Peninsula Regional. Dmand AI links Dr. Choy to 4 more hospitals.

What medical group is Dr. Wilson Christopher Choy part of?

Dr. Choy is linked to TidalHealth Cardiovascular Surgery. Dmand AI links Dr. Choy to 2 more medical groups.

Does Dr. Wilson Christopher Choy accept Medicare?

Yes. CMS data shows Dr. Choy billed Medicare for 5,818 services in 2024, and Dr. Choy accepts Medicare assignment.

What is Dr. Wilson Christopher Choy's MIPS score?

Dr. Choy's MIPS final score for performance year 2024 is 21 out of 100, reported individually.

How many Medicare patients does Dr. Wilson Christopher Choy see?

CMS counts 2,042 Medicare patients who saw Dr. Choy in 2024, with an average age of 75.

Show 4 more questionsShow fewer questions

What services does Dr. Wilson Christopher Choy bill to Medicare?

In 2024, Dr. Choy's most billed Medicare services were injected or infused drug (J1010), diagnostic imaging (73560) and diagnostic imaging (73562).

What drugs does Dr. Wilson Christopher Choy prescribe most?

In 2024 Medicare Part D data, Dr. Choy's most prescribed drugs by claims were Amoxicillin and Hydrocodone-Acetaminophen.

Has Dr. Wilson Christopher Choy received payments from drug or device companies?

CMS Open Payments shows $33,129 in general payments to Dr. Choy from 19 companies from 2016 to 2025. The largest total came from Djo, LLC.

How long has Dr. Wilson Christopher Choy been practicing?

Dr. Choy graduated from medical school in 1990, 36 years ago.

Selling to orthopaedic surgery practices?

See orthopedic surgeons in Delaware by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)