Andrew Powelson, MD
NPI 1477816130 · Anesthesiology Physician · Charleston, SC
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Powelson, MD is a Anesthesiology Physician provider in Charleston, SC (NPI 1477816130).
Provider details
- NPI number
- 1477816130
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- LL34909 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
249 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Anesthesia for Lens Surgery00142 | 53 | $58 |
| Injection of Anesthetic Agent And/Or Steroid Into Arm Nerve Bundle (brachial Plexus)64415 | 24 | $63 |
| Anesthesia for X-Ray Or Radiation Therapy01922 | 21 | $87 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 19 | $62 |
| Anesthesia for Other Procedure on Urinary System Through Urethra00910 | 18 | $55 |
| Anesthesia for Other Procedure on Lower Leg, Ankle, and Foot Bones01480 | 14 | $75 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$44 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-06-19
- Last updated
- 2012-06-19
Frequently asked questions
- What is Andrew Powelson's NPI number?
- Andrew Powelson's National Provider Identifier (NPI) is 1477816130, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Powelson's specialty?
- Andrew Powelson is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Powelson located?
- Andrew Powelson's practice location on file with NPPES is 167 Ashley Ave, Charleston, SC 29425-9120.
- What is Andrew Powelson's phone number?
- The practice phone number listed in the NPPES registry for Andrew Powelson is (843) 792-2437.
- Does Andrew Powelson accept Medicare?
- Andrew Powelson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Powelson's NPI active?
- Yes — Andrew Powelson's NPI (1477816130) is active in the NPPES registry as of the last update on 2012-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.