Doctor profile · Federal record

Dr. Alvin Day, M.D.

Rheumatology Physician (CMS: Rheumatology) · Internal Medicine Physician · Lexington, SC

  • NPI 1811300726
  • Accepts Medicare
  • MIPS 95.3 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
5336 Sunset Blvd Ste A
Lexington, SC 290729393
(803) 567-8900
fax (803) 567-8909
Additional location
2 Medical Park RD Ste 501
Columbia, SC 292036839
(803) 540-1000
fax (803) 540-1011
Mailing address
300 E McBee Ave Fl 4
Greenville, SC 296012842

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
September 9, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State licenses (2)
South Carolina #36982 · South Carolina #LL36982
Medicaid
SC #369826

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811300726. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
77
Distinct HCPCS
4
Medicare allowed
$8,290
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 23 21 $64
99204 New patient office or other outpatient visit, 45-59 minutes 21 21 $128
99214 Established patient office or other outpatient visit, 30-39 minutes 20 15 $94
99205 New patient office or other outpatient visit, 60-74 minutes 13 13 $174

In context: peer comparison

Among 1 peers in Lexington Rheumatology Physician, average services per provider: 19. This provider delivers 4.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
0
Total drug cost
$78,198
Drug Type Claims Patients Total cost
Teriparatide Generic 20 0 $48,098
Tymlos (Abaloparatide) Brand 11 0 $30,100

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alvin Day's medical specialty?
Dr. Alvin Day practices Rheumatology Physician in Lexington, SC.
Where does Dr. Alvin Day practice?
Dr. Alvin Day practices at 5336 Sunset Blvd Ste A, Lexington, SC 290729393. Office phone: 8035678900.
What is Dr. Alvin Day's NPI?
Dr. Alvin Day's National Provider Identifier (NPI) is 1811300726, issued by NPPES.
Does Dr. Alvin Day accept Medicare assignment?
Yes. Dr. Alvin Day accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alvin Day commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.