Clifford Gaddy, MD
NPI 1457810301 · Family Medicine Physician · Billings, MT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clifford Gaddy, MD is a Family Medicine Physician provider in Billings, MT (NPI 1457810301).
Provider details
- NPI number
- 1457810301
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MED-PHYS-LIC-152739 (MT)
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
7 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 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 257 | 97 |
| Amlodipine Besylate | 174 | 57 |
| Metformin Hcl | 104 | 33 |
| Pantoprazole Sodium | 87 | 34 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 85 | 29 |
| Losartan Potassium | 82 | 32 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$301 across 15 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
- 2019-03-19
- Last updated
- 2026-05-22
- Certified
- 2026-05-22
Frequently asked questions
- What is Clifford Gaddy's NPI number?
- Clifford Gaddy's National Provider Identifier (NPI) is 1457810301, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clifford Gaddy's specialty?
- Clifford Gaddy is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Clifford Gaddy located?
- Clifford Gaddy's practice location on file with NPPES is 801 N 29th St, Billings, MT 59101-0905.
- What is Clifford Gaddy's phone number?
- The practice phone number listed in the NPPES registry for Clifford Gaddy is (406) 238-2500.
- Does Clifford Gaddy accept Medicare?
- Clifford Gaddy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clifford Gaddy's NPI active?
- Yes — Clifford Gaddy's NPI (1457810301) is active in the NPPES registry as of the last update on 2026-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.