Nicholas Clough, MD
NPI 1639828635 · Internal Medicine Physician · Evansville, IN
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Clough, MD is a Internal Medicine Physician provider in Evansville, IN (NPI 1639828635).
Provider details
- NPI number
- 1639828635
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 11022270A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Atorvastatin Calcium | 34 |
| Semaglutidebrand: Ozempic | 27 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 25 |
| Gabapentin | 25 |
| Duloxetine Hcl | 22 |
| Amlodipine Besylate | 21 |
| Metoprolol Succinate | 17 |
| Alprazolam | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19 across 1 record (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
- 2022-03-18
- Last updated
- 2025-11-18
- Certified
- 2025-11-18
Frequently asked questions
- What is Nicholas Clough's NPI number?
- Nicholas Clough's National Provider Identifier (NPI) is 1639828635, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Clough's specialty?
- Nicholas Clough is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Clough located?
- Nicholas Clough's practice location on file with NPPES is 3700 Washington Ave, Evansville, IN 47714-0541.
- What is Nicholas Clough's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Clough is (812) 485-4000.
- Does Nicholas Clough accept Medicare?
- Nicholas Clough is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Clough's NPI active?
- Yes — Nicholas Clough's NPI (1639828635) is active in the NPPES registry as of the last update on 2025-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.