Joanna Mckellar, PA
NPI 1144986530 · Physician Assistant · North Charleston, SC
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Mckellar, PA is a Physician Assistant provider in North Charleston, SC (NPI 1144986530).
Provider details
- NPI number
- 1144986530
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 4134 (SC)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
4 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
1,017 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 584 | $71 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 126 | $100 |
| Drug Test(s), Definitive, Utilizing (1) Drug Identification Methods Able to Identify Individual Drugs and Distinguish Between Structural Isomers (but Not Necessarily Stereoisomers), Including, But Not Limited to Gc/Ms (any Type, Single Or Tandem) and Lc/MsG0480 | 117 | $109 |
| Testing for Presence of Drug, By Chemistry Analyzers80307 | 110 | $60 |
| Drug Test(s), Definitive, Utilizing (1) Drug Identification Methods Able to Identify Individual Drugs and Distinguish Between Structural Isomers (but Not Necessarily Stereoisomers), Including, But Not Limited to Gc/Ms (any Type, Single Or Tandem) and Lc/MsG0481 | 47 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 419 | 134 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 345 | 112 |
| Gabapentin | 203 | 77 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 115 | 39 |
| Cyclobenzaprine Hcl | 100 | 44 |
| Pregabalin | 99 | 43 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,714 across 11 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
- 2021-11-10
- Last updated
- 2024-04-04
- Certified
- 2024-04-04
Frequently asked questions
- What is Joanna Mckellar's NPI number?
- Joanna Mckellar's National Provider Identifier (NPI) is 1144986530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Mckellar's specialty?
- Joanna Mckellar is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joanna Mckellar located?
- Joanna Mckellar's practice location on file with NPPES is 2695 Elms Plantation Blvd, North Charleston, SC 29406-7132.
- What is Joanna Mckellar's phone number?
- The practice phone number listed in the NPPES registry for Joanna Mckellar is (843) 818-1181.
- Does Joanna Mckellar accept Medicare?
- Joanna Mckellar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Mckellar's NPI active?
- Yes — Joanna Mckellar's NPI (1144986530) is active in the NPPES registry as of the last update on 2024-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.