Doctor profile · Federal record

Dr. Gerardo Santiago

Physician Assistant · West Columbia, SC

  • NPI 1609485333
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
110 Medical Cir
West Columbia, SC 291693642
(803) 509-7316
Additional location
146 E Hospital Dr Ste 400
West Columbia, SC 291694800
(803) 936-3300
fax (803) 936-7735
Mailing address
409 Spring St
Lexington, SC 290724006

Credentials & registration

NPPES · NUCC
NPI registered
July 2020 — 6 yrs on file
Profile last updated
May 5, 2022
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609485333. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,118
Distinct HCPCS
10
Medicare allowed
$48,425
HCPCS Description Services Patients Avg allowed
87804 Detection test by immunoassay with direct visual observation for influenza virus 223 110 $16
99214 Established patient office or other outpatient visit, 30-39 minutes 182 176 $102
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 134 129 $35
J1100 Injection, dexamethasone sodium phosphate, 1 mg 113 14 $0
99204 New patient office or other outpatient visit, 45-59 minutes 75 75 $133
J0696 Injection, ceftriaxone sodium, per 250 mg 65 17 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 61 58 $72
81003 Automated urinalysis test 57 55 $2
96372 Injection of drug or substance under skin or into muscle 47 38 $11
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 42 42 $16

In context: peer comparison

Among 9 peers in West Columbia Physician Assistant, average services per provider: 157. This provider delivers 7.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$540
Transactions
6
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 1 $124.80
Axsome Therapeutics, INC. 1 $120.72
Amgen INC. 1 $100.56
Novo Nordisk INC 1 $95.31
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $85.90
Pfizer INC. 1 $13.15

By nature of payment

Food and Beverage
$540

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
326
Patients
319
Total drug cost
$2,135
Drug Type Claims Patients Total cost
Azithromycin Generic 82 80 $322
Diclofenac Sodium Generic 56 55 $332
Prednisone Generic 49 46 $337
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 33 33 $285
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 28 27 $543
Cephalexin Generic 15 15 $57
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 15 15 $52
Meloxicam Generic 14 14 $18
Doxycycline Hyclate Generic 12 12 $125
Amoxicillin Generic 11 11 $38

Frequently asked questions

Auto-generated from federal data
What is Dr. Gerardo Santiago's medical specialty?
Dr. Gerardo Santiago practices Physician Assistant in West Columbia, SC.
Where does Dr. Gerardo Santiago practice?
Dr. Gerardo Santiago practices at 110 Medical Cir, West Columbia, SC 291693642. Office phone: 8035097316.
What is Dr. Gerardo Santiago's NPI?
Dr. Gerardo Santiago's National Provider Identifier (NPI) is 1609485333, issued by NPPES.
Does Dr. Gerardo Santiago accept Medicare assignment?
Yes. Dr. Gerardo Santiago accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerardo Santiago commonly perform?
Top Medicare-reported procedures in 2023: Detection test by immunoassay with direct visual observation for influenza virus (HCPCS 87804); Established patient office or other outpatient visit (HCPCS 99214); Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (HCPCS 87426). Source: CMS Medicare Physician & Other Practitioners file.