Dr. William W. Clark, DO
- Medicare services, 2021
- 696
- Part D claims, 2022
- 28
- Industry payments
- $3,082
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 890 Mill St, Reno, NV 89502-1442
- Practice phone
- Call (775) 686-6336
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Holistic Health Center of Reno
Physician office · Reno, Nevada
Find Dr. Clark'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 W. Clark is an anesthesiologist in Sparks, Nevada
Dr. Clark practices at Holistic Health Center of Reno in Reno, Nevada.
Dr. Clark's NPI, 1003083700, was assigned on May 12, 2008. Dr. Clark graduated from University of New England, College of Osteo Medicine in 1997. Dr. Clark holds Nevada license DO1419.
- NPI
- 1003083700NPI Registry (opens in a new tab)
- NPI enumeration date
- May 12, 2008
- NPI status
- Active
- Practice phone
- (775) 686-6336
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. William W. Clark practices in Reno and Sparks
Dr. Clark's primary practice is Holistic Health Center of Reno, at 890 Mill St, Reno, NV 89502-1442. The practice phone is (775) 686-6336. The NPI Registry lists Dr. Clark's practice address as 975 Roberta Ln Ste 101b, Sparks, NV 89431-6805.
- Holistic Health Center of RenoPrimary890 Mill St, Reno, NV 89502-1442Phone(775) 686-6336
- NPI Registry address975 Roberta Ln Ste 101b, Sparks, NV 89431-6805Phone(775) 870-1545
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. William W. Clark is affiliated with 1 site of care
Dr. Clark's primary practice is Holistic Health Center of Reno in Reno, Nevada.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William W. Clark's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Clark practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Holistic Health Center of Reno | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William W. Clark is one of 455 anesthesiologists in Nevada
Anesthesiology is Dr. Clark's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Clark is licensed in Nevada.
Specialties and state licenses
- Anesthesiology, NevadaPrimary
Anesthesiologists near Dr. Clark
Counts of anesthesiologists 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 W. Clark billed Medicare for 696 services in 2021
CMS data shows 696 Medicare services from Dr. Clark across 1 procedure code in 2021, all of them office visits. Medicare paid $65,444 for them. Every service was in an office.
Dr. Clark's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 1,0662021: 69635%
- Drugs given in the office
- 2020: 512021: 0100%
Dr. Clark compared with the Nevada median for anesthesiologists, 2021
- Dr. Clark
- Nevada median
- Medicare services
- 696vs 739.5 times
- Part D claims
- 28vs 2322% above
Medians across 423 anesthesiologists in Nevada with Dmand AI profiles that report each measure.
Dr. Clark's most billed Medicare procedure codes, 2021
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. Clark and other anesthesiologists in Nevada.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William W. Clark's patients have a median age of 46
Across all payers, Dmand AI patient panel data puts Dr. Clark's median patient age at 46, with 50% women.
Dr. Clark's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. William W. Clark wrote 28 Medicare Part D claims in 2022
In 2022, Dr. Clark wrote 28 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $894 in total drug cost. In 2021, CMS named 2,799 claims across 37 drugs.
Dr. Clark's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 2,7992022: 2899%
Drugs named by CMS: 2 in 2022, 37 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. William W. Clark received $3,082 in industry payments from 2016 to 2023
CMS Open Payments shows 91 general payments to Dr. Clark from 13 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 61% of the total. Abbott Laboratories paid the most, $1,567.
General payments to Dr. Clark by program year, 2016 to 2023
General payments to Dr. Clark by kind, 2016 to 2023
- Food and beverage$1,86761%
- Travel and lodging$1,21539%
Companies that paid Dr. Clark the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William W. Clark graduated from University of New England, College of Osteo Medicine
Dr. Clark graduated from University of New England, College of Osteo Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William W. Clark'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand 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 Data |
| 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) |
| 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 W. Clark
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 W. Clark's NPI number?
Dr. William W. Clark's NPI number is 1003083700. It was assigned on May 12, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. William W. Clark?
Dr. William W. Clark is an anesthesiologist in Sparks, Nevada. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. William W. Clark practice?
Dr. Clark practices at 890 Mill St, Reno, NV 89502-1442. Dr. Clark also practices at 975 Roberta Ln Ste 101b, Sparks, NV 89431-6805. Dr. Clark's primary practice is Holistic Health Center of Reno in Reno, Nevada.
What is Dr. William W. Clark's office phone number?
The practice phone on file for Dr. Clark is (775) 686-6336.
What is Dr. William W. Clark's medical license number?
Dr. Clark holds Nevada license DO1419.
Does Dr. William W. Clark accept Medicare?
Yes. CMS data shows Dr. Clark billed Medicare for 696 services in 2021.
What services does Dr. William W. Clark bill to Medicare?
In 2021, Dr. Clark's most billed Medicare services were office visit, established patient (99214).
Where did Dr. William W. Clark go to medical school?
Dr. Clark graduated from University of New England, College of Osteo Medicine in 1997.
What drugs does Dr. William W. Clark prescribe most?
In 2022 Medicare Part D data, Dr. Clark's most prescribed drugs by claims were Cyclobenzaprine HCl and Gabapentin.
Has Dr. William W. Clark received payments from drug or device companies?
CMS Open Payments shows $3,082 in general payments to Dr. Clark from 13 companies from 2016 to 2023. The largest total came from Abbott Laboratories.
How long has Dr. William W. Clark been practicing?
Dr. Clark graduated from medical school in 1997, 29 years ago.
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