Alison Neff, MD
NPI 1215145719 · Internal Medicine Physician · Mason, OH
Alison Neff, MD is a Internal Medicine Physician provider in Mason, OH (NPI 1215145719).
Provider details
- NPI number
- 1215145719
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 35.092236 (OH)
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
19 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
544 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 349 | $121 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 99 | $122 |
| Administration of Influenza Virus VaccineG0008 | 30 | $30 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 22 | $13 |
| Administration of Pneumococcal VaccineG0009 | 17 | $30 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial VisitG0438 | 16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 88 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 406 | 144 |
| Levothyroxine Sodium | 274 | 83 |
| Losartan Potassium | 225 | 82 |
| Lisinopril | 205 | 72 |
| Amlodipine Besylate | 180 | 71 |
| Meloxicam | 144 | 63 |
| Metformin Hclbrand: Metformin Hcl Er |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$416 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
- 2007-05-18
- Last updated
- 2025-12-08
- Certified
- 2025-12-08
Frequently asked questions
- What is Alison Neff's NPI number?
- Alison Neff's National Provider Identifier (NPI) is 1215145719, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alison Neff's specialty?
- Alison Neff is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alison Neff located?
- Alison Neff's practice location on file with NPPES is 212 W Main St, Mason, OH 45040-1620.
- What is Alison Neff's phone number?
- The practice phone number listed in the NPPES registry for Alison Neff is (513) 813-7668.
- Is Alison Neff's NPI active?
- Yes — Alison Neff's NPI (1215145719) is active in the NPPES registry as of the last update on 2025-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.