Katherine Ruzhansky, M.D.
NPI 1558526947 · Neurology Physician · Charleston, SC
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Ruzhansky, M.D. is a Neurology Physician provider in Charleston, SC (NPI 1558526947).
Provider details
- NPI number
- 1558526947
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
670 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) |
|---|---|---|
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 102 | $42 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Limited Study95885 | 86 | $17 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 66 | $15 |
| Nerve Conduction, 9-10 Studies95911 | 56 | $120 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pyridostigmine Bromide | 65 | 20 |
| Prednisone | 65 | 16 |
| Mycophenolate Mofetil | 65 | 13 |
| Riluzole | 41 | 14 |
| Azathioprine | 32 | — |
| Edaravonebrand: Radicava Ors | 31 | — |
| Immun Globg(igg)/Malt/Iga Ov50brand: Octagam | 28 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$6,288 across 14 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
- 2008-07-24
- Last updated
- 2020-10-22
- Certified
- 2020-10-22
Frequently asked questions
- What is Katherine Ruzhansky's NPI number?
- Katherine Ruzhansky's National Provider Identifier (NPI) is 1558526947, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Ruzhansky's specialty?
- Katherine Ruzhansky is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Ruzhansky located?
- Katherine Ruzhansky's practice location on file with NPPES is 171 Ashley Ave, Charleston, SC 29425-8908.
- What is Katherine Ruzhansky's phone number?
- The practice phone number listed in the NPPES registry for Katherine Ruzhansky is (843) 792-1414.
- Does Katherine Ruzhansky accept Medicare?
- Katherine Ruzhansky is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Ruzhansky's NPI active?
- Yes — Katherine Ruzhansky's NPI (1558526947) is active in the NPPES registry as of the last update on 2020-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.