Clay Spencer, M.D.
NPI 1255413092 · Family Medicine Physician · Walnut Ridge, AR
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clay Spencer, M.D. is a Family Medicine Physician provider in Walnut Ridge, AR (NPI 1255413092).
Provider details
- NPI number
- 1255413092
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- E3566 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
658 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 172 | $8 |
| Hemoglobin A1c Level83036 | 89 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 70 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 67 | $13 |
| Liver Enzyme (sgot), Level84450 | 66 | $5 |
| Liver Enzyme (sgpt), Level84460 | 66 | $5 |
| Manual Urinalysis Test With Examination Using Microscope, Automated |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 102 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 354 | 76 |
| Amlodipine Besylate | 237 | 61 |
| Omeprazole | 215 | 43 |
| Lisinopril | 177 | 36 |
| Hydrochlorothiazide | 159 | 32 |
| Losartan Potassium | 141 | 30 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-20
- Last updated
- 2010-01-22
Frequently asked questions
- What is Clay Spencer's NPI number?
- Clay Spencer's National Provider Identifier (NPI) is 1255413092, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clay Spencer's specialty?
- Clay Spencer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Clay Spencer located?
- Clay Spencer's practice location on file with NPPES is 1210 W Main St, Walnut Ridge, AR 72476-1005.
- What is Clay Spencer's phone number?
- The practice phone number listed in the NPPES registry for Clay Spencer is (870) 886-3543.
- Does Clay Spencer accept Medicare?
- Clay Spencer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clay Spencer's NPI active?
- Yes — Clay Spencer's NPI (1255413092) is active in the NPPES registry as of the last update on 2010-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.