Dr. William K. Cray, MD
- Medicare services, 2020
- 24
- Part D claims, 2017
- 84
- Industry payments
- $13,953
- Affiliated sites
- 2
- Medical groups
- 3
- Practice address
- 3501 Cranberry Blvd, Weston, WI 54476
- Practice phone
- Call (715) 393-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Marshfield Clinic - Weston (Cranberry Blvd)
Multi-specialty group site · Weston, Wisconsin
Find Dr. Cray'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 K. Cray is a general surgeon in Weston, Wisconsin
Dr. Cray practices at Marshfield Clinic - Weston (Cranberry Blvd) in Weston, Wisconsin.
Dr. Cray's NPI, 1316084163, was assigned on January 31, 2007. Dr. Cray holds Wisconsin license 51333.
- NPI
- 1316084163NPI Registry (opens in a new tab)
- NPI enumeration date
- January 31, 2007
- NPI status
- Active
- Practice phone
- (715) 393-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William K. Cray practices at Marshfield Clinic - Weston (Cranberry Blvd) in Weston, Wisconsin
Dr. Cray's primary practice is Marshfield Clinic - Weston (Cranberry Blvd), at 3501 Cranberry Blvd, Weston, WI 54476. The practice phone is (715) 393-1000.
- Marshfield Clinic - Weston (Cranberry Blvd)3501 Cranberry Blvd, Weston, WI 54476Phone(715) 393-1000
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William K. Cray is affiliated with 2 sites of care and 3 medical groups
Dr. Cray's primary practice is Marshfield Clinic - Weston (Cranberry Blvd) in Weston, Wisconsin. The medical group on file is Marshfield Clinic Health System. Dmand AI also links Dr. Cray to 2 more medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. William K. Cray's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cray practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Marshfield Clinic - Weston (Cranberry Blvd) | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William K. Cray is one of 565 general surgeons in Wisconsin
Surgery is Dr. Cray's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Cray's licenses on file in 2 states: Wisconsin and Washington.
Specialties and state licenses
- Surgery, WisconsinPrimary
- Washington license
General surgeons near Dr. Cray
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 K. Cray billed Medicare for 24 services in 2020
CMS data shows 24 Medicare services from Dr. Cray across 2 procedure codes in 2020. Medicare paid $7,215 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Cray's Medicare services by type, 2018 to 2020
- 2018
- 2020
- Surgery
- 2018: 02020: 12
- Office and hospital visits
- 2018: 662020: 1282%
Dr. Cray compared with the Wisconsin median for general surgeons, 2020
- Dr. Cray
- Wisconsin median
- Medicare services
- 24vs 9976% below
- Part D claims
- 84vs 372.3 times
Medians across 557 general surgeons in Wisconsin with Dmand AI profiles that report each measure.
Dr. Cray's most billed Medicare procedure codes, 2020
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. Cray and other general surgeons in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William K. Cray wrote 84 Medicare Part D claims in 2017
In 2017, Dr. Cray wrote 84 Medicare Part D claims. They cover 4 drugs, with $3,199 in total drug cost. In 2016, CMS named 43 claims across 2 drugs.
Dr. Cray's most prescribed drugs by claims, 2017
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, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 432017: 8495%
Drugs named by CMS: 4 in 2017, 2 in 2016.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. William K. Cray received $13,953 in industry payments from 2016 to 2020
CMS Open Payments shows 20 general payments to Dr. Cray from 1 drug or device company from 2016 to 2020. Education make up the largest share, 93% of the total. Intuitive Surgical, Inc. paid the most, $13,953.
General payments to Dr. Cray by program year, 2016 to 2020
General payments to Dr. Cray by kind, 2016 to 2020
- Education$13,00093%
- Travel and lodging$6254%
- Food and beverage$3282%
Companies that paid Dr. Cray the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. William K. Cray'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. William K. Cray
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 K. Cray's NPI number?
Dr. William K. Cray's NPI number is 1316084163. It was assigned on January 31, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. William K. Cray?
Dr. William K. Cray is a general surgeon in Weston, Wisconsin. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. William K. Cray practice?
Dr. Cray practices at 3501 Cranberry Blvd, Weston, WI 54476. Dr. Cray's primary practice is Marshfield Clinic - Weston (Cranberry Blvd) in Weston, Wisconsin. Dmand AI also links Dr. Cray to 2 medical groups and 1 group practice or clinic.
What is Dr. William K. Cray's office phone number?
The practice phone on file for Dr. Cray is (715) 393-1000.
What is Dr. William K. Cray's medical license number?
Dr. Cray holds Wisconsin license 51333, one of the licenses on file in 2 states.
Which states has Dr. William K. Cray been licensed in?
Dmand AI has state licenses on file for Dr. Cray in Wisconsin and Washington.
What medical group is Dr. William K. Cray part of?
Dr. Cray is linked to Marshfield Clinic Health System. Dmand AI links Dr. Cray to 2 more medical groups.
Does Dr. William K. Cray accept Medicare?
Yes. CMS data shows Dr. Cray billed Medicare for 24 services in 2020.
What services does Dr. William K. Cray bill to Medicare?
In 2020, Dr. Cray's most billed Medicare services were surgery: digestive system (47563) and office visit, new patient (99203).
What drugs does Dr. William K. Cray prescribe most?
In 2017 Medicare Part D data, Dr. Cray's most prescribed drugs by claims were Acetaminophen-Codeine, Gentamicin Sulfate and Water.
Has Dr. William K. Cray received payments from drug or device companies?
CMS Open Payments shows $13,953 in general payments to Dr. Cray from 1 company from 2016 to 2020. The largest total came from Intuitive Surgical, Inc.
How long has Dr. William K. Cray been practicing?
Dr. Cray's NPI was assigned in 2007.
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