William Tanner Slay
- Hospital affiliations
- 1
- Industry payments
- $139
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 501 Marshall St, Jackson, MS 39202
- Practice phone
- Call (601) 985-9120
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Eye Surgery and Laser Center
Jackson, Mississippi
Find William Slay'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.
William Tanner Slay is a physician assistant in Jackson, Mississippi
William Slay practices at The Eye Surgery and Laser Center in Jackson, Mississippi.
William Slay's NPI, 1902696123, was assigned on May 9, 2025. William Slay holds Mississippi license PA00921.
- NPI
- 1902696123NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193228500
- NPI enumeration date
- May 9, 2025
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (601) 985-9120
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 27
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
William Tanner Slay practices at The Eye Surgery and Laser Center in Jackson, Mississippi
William Slay's primary practice is The Eye Surgery and Laser Center, at 501 Marshall St, Jackson, MS 39202 in Hinds County. The practice phone is (601) 985-9120.
- The Eye Surgery and Laser Center501 Marshall St, Jackson, MS 39202 · Hinds CountyPhone(601) 985-9120
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
William Tanner Slay is affiliated with 2 sites of care and 1 medical group
William Slay's primary practice is The Eye Surgery and Laser Center in Jackson, Mississippi. William Slay is also affiliated with Mississippi Baptist Medical Center. The medical group on file is Mississippi Urology Clinic, PLLC.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at William Tanner Slay's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Slay practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Eye Surgery and Laser Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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William Tanner Slay is one of 305 physician assistants in Mississippi
Physician assistant is William Slay's primary specialty in the NPI Registry, under taxonomy code 363A00000X. William Slay is licensed in Mississippi.
Specialties and state licenses
- Physician assistant, MississippiPrimary
Physician assistants near William Slay
Counts of physician assistants 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
William Tanner Slay's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts William Slay's median patient age at 71, with 1% women.
William Slay's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women1%
- Men99%
Source: Dmand AI Patient Panel Data
How William Tanner Slay takes part in Medicare
William Slay accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
William Tanner Slay received $139 in industry payments in 2025
CMS Open Payments shows 6 general payments to William Slay from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. pharmaand GmbH paid the most, $25.
Companies that paid William Slay the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for William Tanner Slay'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 William Tanner Slay
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William Tanner Slay's NPI number?
William Tanner Slay's NPI number is 1902696123. It was assigned on May 9, 2025, and it is active in the NPI Registry.
What does William Tanner Slay specialize in?
William Tanner Slay is a physician assistant in Jackson, Mississippi. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does William Tanner Slay practice?
William Slay practices at 501 Marshall St, Jackson, MS 39202. William Slay's primary practice is The Eye Surgery and Laser Center in Jackson, Mississippi.
What is William Tanner Slay's office phone number?
The practice phone on file for William Slay is (601) 985-9120.
What is William Tanner Slay's medical license number?
William Slay holds Mississippi license PA00921.
Which hospitals is William Tanner Slay affiliated with?
William Slay is affiliated with Mississippi Baptist Medical Center.
What medical group is William Tanner Slay part of?
William Slay is linked to Mississippi Urology Clinic, PLLC.
Does William Tanner Slay accept Medicare?
Yes. CMS lists William Slay as accepting Medicare assignment.
Has William Tanner Slay received payments from drug or device companies?
CMS Open Payments shows $139 in general payments to William Slay from 6 companies from 2025 to 2025. The largest total came from pharmaand GmbH.
How long has William Tanner Slay been practicing?
William Slay graduated from medical school in 2025, 1 years ago.
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