Gerardo A. Santiago
Physician Assistant · West Columbia, SC
Gerardo A. Santiago is a physician assistant with a practice address in West Columbia, South Carolina, and NPI 1609485333, issued on Jul 28, 2020. Check the license with the South Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gerardo A. Santiago
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 110 Medical Cir, West Columbia, SC 29169
- Phone
- (803) 509-7316
- Enumerated
- Jul 28, 2020
- Record last updated
- May 5, 2022
- Medicare enrollment
- Enrolled (PECOS I20201030000558); accepts Medicare assignment
- Medical or professional school
- Medical University Of South Carolina College Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 2,294 in South Carolina → Look up another NPI →
Also registered at 110 Medical Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rebecca Leipner, PA-CPhysician Assistant1053165241
- Krystle Robinson, FNPFamily Nurse Practitioner1396348975
Verify Gerardo A. Santiago in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Carolina board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average physician assistant in 2024
468 Medicare Part D claims for 337 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 17 claims were for opioids.
Most prescribed
- Diclofenac Sodium57 claims
- Azithromycin55 claims
- Prednisone43 claims
- Cephalexin38 claims
- Amoxicillin-Clavulanate Potass24 claims
- Cyclobenzaprine Hcl23 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $540.44
6 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Medcare Express - North Charleston LLCColumbia, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gerardo A. Santiago among 2,294 physician assistant records in South Carolina
Gerardo A. Santiago is one of 2,294 physician assistant records with a practice address in South Carolina. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 57% of them.
- NPI issued2020 · 57% of these records are older, 38% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2020 · median 2019 among the 1,516 with a school on file
- Record last updated2022 · 31% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
40 physician assistant records list a practice address in West Columbia
They are 40 of the 1,887 NPPES records with a practice address in West Columbia, and 2,294 physician assistant records in South Carolina.
All 2,294 in South Carolina → Every provider in West Columbia → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Benjamin Addy, PA-CWest Columbia, SC 291691831520782
- Michael Atchley, P.A.West Columbia, SC 291691104092204
- James Boney, PA-CWest Columbia, SC 291691811351968
- Kennah Brearley, PA-CWest Columbia, SC 291691285979435
- Leah Byrd, PAWest Columbia, SC 291691336497874
- Jennifer D'Antoni, PAWest Columbia, SC 291691730188517
- Edward GageWest Columbia, SC 291691770672792
- Victor Gomez, PA-CWest Columbia, SC 291691083672737
Common questions
What is Gerardo A. Santiago's NPI number?
Gerardo A. Santiago's National Provider Identifier (NPI) is 1609485333, issued on Jul 28, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Gerardo A. Santiago located?
The NPPES record lists a practice address at 110 Medical Cir, West Columbia, SC, 29169. Phone: (803) 509-7316. Providers update this record themselves, so call before visiting.
How can I verify Gerardo A. Santiago's license?
Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.
How much does Gerardo A. Santiago prescribe under Medicare Part D?
In 2024, Gerardo A. Santiago had 468 Medicare Part D claims for 337 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.