William Chapman, DO
NPI 1184129512 · Neurology Physician · Cincinnati, OH
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Chapman, DO is a Neurology Physician provider in Cincinnati, OH (NPI 1184129512).
Provider details
- NPI number
- 1184129512
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- DO208115 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
251 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) |
|---|---|---|
| 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 | 65 | $16 |
| 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 | 55 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 36 | $96 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 34 | $137 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 169 | 37 |
| Dalfampridinebrand: Dalfampridine Er | 166 | 36 |
| Baclofen | 153 | 44 |
| Ofatumumabbrand: Kesimpta Pen | 89 | — |
| Pregabalin | 67 | 11 |
| Lacosamide | 66 | 14 |
| Duloxetine Hcl | 52 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$10,777 across 60 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
Additional practice locations (2)
- 234 Goodman StCincinnati, OH 45219-2364Phone: (513) 558-2968Fax: (513) 558-4887
- 3181 Sw Sam Jackson Park RdPortland, OR 97239-3011Phone: (503) 494-7772Fax: (503) 494-3283
Registry dates
- Enumerated
- 2018-03-27
- Last updated
- 2023-05-16
- Certified
- 2023-05-16
Frequently asked questions
- What is William Chapman's NPI number?
- William Chapman's National Provider Identifier (NPI) is 1184129512, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Chapman's specialty?
- William Chapman is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is William Chapman located?
- William Chapman's practice location on file with NPPES is 3113 Bellevue Avenue, Cincinnati, OH 45229.
- What is William Chapman's phone number?
- The practice phone number listed in the NPPES registry for William Chapman is (513) 475-8730.
- Does William Chapman accept Medicare?
- William Chapman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Chapman's NPI active?
- Yes — William Chapman's NPI (1184129512) is active in the NPPES registry as of the last update on 2023-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.