Clay T. Watson

  • Greenwood, SC
  • Physician assistant
NPI1912661307PAC ID9436548351
Medicare patients, 2024
54
Part D claims, 2024
690
MIPS score, 2024
95
Hospital affiliations
1
Industry payments
$167
Practice address
1033 Edgefield St, Greenwood, SC 29646
Practice phone
Call (864) 227-3908
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Self Medical Group

Greenwood, South Carolina

See all 6 affiliations

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Clay T. Watson is a physician assistant in Greenwood, South Carolina

Clay Watson practices at Self Medical Group in Greenwood, South Carolina.

Clay Watson's NPI, 1912661307, was assigned on October 22, 2021. Clay Watson holds South Carolina license 4175.

NPI and contact details
Medicare PAC ID
9436548351
NPI enumeration date
October 22, 2021
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(864) 227-3908
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
31
Medical school graduation
2021

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

Clay T. Watson practices at Self Medical Group in Greenwood, South Carolina

Clay Watson's primary practice is Self Medical Group, at 1033 Edgefield St, Greenwood, SC 29646 in Greenwood County. The practice phone is (864) 227-3908.

  • Self Medical Group
    1033 Edgefield St, Greenwood, SC 29646 · Greenwood CountyPhone(864) 227-3908

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

Clay T. Watson is affiliated with 4 sites of care and 2 medical groups

Clay Watson's primary practice is Self Medical Group in Greenwood, South Carolina. Clay Watson is also affiliated with Maimonides Medical Center. The medical group on file is Self Medical Group. Dmand AI also links Clay Watson to 2 more group practices and clinics and 1 medical group, each named with a free account.

See all 6 affiliations for Clay Watson

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

Dmand AI tracks the EHR system at Clay T. Watson's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Clay Watson practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Self Medical GroupAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Clay T. Watson is one of 1,888 physician assistants in South Carolina

Physician assistant is Clay Watson's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Clay Watson is licensed in South Carolina.

Specialties and state licenses

  • Physician assistant, South CarolinaPrimaryLicense 4175 · taxonomy 363A00000X

Physician assistants near Clay Watson

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

Clay T. Watson treated 54 Medicare patients in 2024, average age 67

CMS counts 54 Medicare patients who saw Clay Watson in 2024. The largest group is under 65, with 18 patients. 75% of them have anxiety, and 75% have high blood pressure. 33% are also on Medicaid. Their average risk score is 1.48, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Clay Watson's median patient age at 45, with 63% women.

Medicare patients, 202454
Average age67
Average risk score1.48
Also on Medicaid33%

Clay Watson's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Clay Watson's Medicare patients by sex, 2024

  • Women3667%
  • Men1833%

Chronic conditions among Clay Watson's Medicare patients, 2024

  1. Anxiety75%
  2. High blood pressure75%
  3. Mood disorders72%
  4. Depression67%
  5. High cholesterol67%
  6. Arthritis54%
  7. Chronic kidney disease31%
  8. Diabetes31%

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

Clay Watson's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 45

Patient panel by sex, all payers

  • Women63%
  • Men37%

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

Clay T. Watson wrote 690 Medicare Part D claims in 2024

In 2024, Clay Watson wrote 690 Medicare Part D claims for 69 patients. 97% of them were for generic drugs.

Part D claims, 2024690
Part D patients69

Clay Watson's Part D claims by kind of drug, 2024

  • Generic672 claims97%
  • Brand-name18 claims3%

Drug classes CMS tracks in Clay Watson's Part D claims, 2024

  • Antipsychotics, patients 65 and over10%72 of 690 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Clay T. Watson scored 95 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Clay Watson for performance year 2024, reported through an alternative payment model (APM). Clay Watson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Clay Watson's MIPS scores, performance year 2024

  • 95of 100Final score
  • 89.4of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

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

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Clay T. Watson received $167 in industry payments in 2025

CMS Open Payments shows 8 general payments to Clay Watson from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $61.

Companies that paid Clay Watson the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Clay Watson

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

Sources for Clay T. Watson'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 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 (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)
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 Clay T. Watson

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Clay T. Watson's NPI number?

Clay T. Watson's NPI number is 1912661307. It was assigned on October 22, 2021, and it is active in the NPI Registry.

What does Clay T. Watson specialize in?

Clay T. Watson is a physician assistant in Greenwood, South Carolina. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Clay T. Watson practice?

Clay Watson practices at 1033 Edgefield St, Greenwood, SC 29646. Clay Watson's primary practice is Self Medical Group in Greenwood, South Carolina. Dmand AI also links Clay Watson to 2 group practices and clinics and 1 medical group.

What is Clay T. Watson's office phone number?

The practice phone on file for Clay Watson is (864) 227-3908.

What is Clay T. Watson's medical license number?

Clay Watson holds South Carolina license 4175, one of 2 state licenses on file.

Which hospitals is Clay T. Watson affiliated with?

Clay Watson is affiliated with Maimonides Medical Center.

What medical group is Clay T. Watson part of?

Clay Watson is linked to Self Medical Group. Dmand AI links Clay Watson to 1 more medical group.

Does Clay T. Watson accept Medicare?

Yes. CMS lists Clay Watson as accepting Medicare assignment.

What is Clay T. Watson's MIPS score?

Clay Watson's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Clay T. Watson see?

CMS counts 54 Medicare patients who saw Clay Watson in 2024, with an average age of 67.

Has Clay T. Watson received payments from drug or device companies?

CMS Open Payments shows $167 in general payments to Clay Watson from 6 companies from 2025 to 2025. The largest total came from Abbvie Inc.

How long has Clay T. Watson been practicing?

Clay Watson graduated from medical school in 2021, 5 years ago.

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