Physician Profile
Unclaimed ProfileAbout BARRETT
Listed in the NPI registry as a physician assistant, Mariah Barrett, PA-C practices in Aiken, SC. Mariah graduated from University of South Carolina School of Medicine in 2022. Mariah is also listed as specializing in dermatology. Medicare claims data shows Mariah provided 1,218 services to 750 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (803) 649-3909
- Email not available
Practice Locations
1520 TWO NOTCH RD SE
Aiken, SC 29803
Procedures Most Often Billed to Medicare
1,218 services · 750 patients · 12 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
459 |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
143 |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
89 |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
81 |
| Destruction of precancer skin growth, 15 or more growths | Procedure | 17004 |
22 |
| Biopsy of related skin growth, each additional growth | Procedure | 11103 |
20 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
19 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
242 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
59 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
51 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 30 related providers in 4 groups
Other physician assistants in Aiken 8
Same specialty, same city.
Trained at University of South Carolina School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2022 at University of South Carolina School of Medicine 6
Providers who graduated from the same medical school in the same year.
Also performs Destruction of precancer skin growth, 2-14 growths 8
Providers in SC who bill this service to Medicare most often.
Common questions
What is Dr. Barrett's specialty?
Dr. Barrett is a physician assistant in Aiken, SC. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PHYSICIAN ASSISTANT”.
NPI registry
Where can I find Dr. Barrett?
Dr. Barrett is listed at 1520 TWO NOTCH RD SE, Aiken, SC 29803. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Barrett?
The number on file is (803) 649-3909. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Barrett?
Dr. Barrett's National Provider Identifier is 1891421079. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Barrett's medical education?
Dr. Barrett attended University of South Carolina School of Medicine, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Barrett have?
Dr. Barrett has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Barrett known for?
According to Medicare billing data, Dr. Barrett performs procedures including destruction of precancer skin growth, 2-14 growths, destruction of precancer skin growth, 1 growth and biopsy of related skin growth, first growth, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Barrett's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Barrett. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.