Kristy Diffley, NURSE PRACTITIONER
NPI 1154828150 · Family Nurse Practitioner · Manassas, VA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristy Diffley, NURSE PRACTITIONER is a Family Nurse Practitioner provider in Manassas, VA (NPI 1154828150).
Provider details
- NPI number
- 1154828150
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NURSE PRACTITIONER
- Sex
- Female
- Sole proprietor
- No
- License
- 0024176464 (VA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- 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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 144 | 56 |
| Atorvastatin Calcium | 91 | 34 |
| Furosemide | 91 | 33 |
| Amlodipine Besylate | 84 | 38 |
| Apixabanbrand: Eliquis | 72 | 18 |
| Losartan Potassium | 69 | 26 |
| Rosuvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$689 across 26 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)
- 8988 Fern Park DrBurke, VA 22015Phone: (703) 978-6061
- 75 W Lee HwyWarrenton, VA 20186-2149Phone: (540) 351-0662
Registry dates
- Enumerated
- 2018-04-07
- Last updated
- 2025-09-11
- Certified
- 2025-09-11
Frequently asked questions
- What is Kristy Diffley's NPI number?
- Kristy Diffley's National Provider Identifier (NPI) is 1154828150, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristy Diffley's specialty?
- Kristy Diffley is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kristy Diffley located?
- Kristy Diffley's practice location on file with NPPES is 8640 Sudley Rd Ste 302, Manassas, VA 20110-4404.
- What is Kristy Diffley's phone number?
- The practice phone number listed in the NPPES registry for Kristy Diffley is (703) 369-5959.
- Does Kristy Diffley accept Medicare?
- Kristy Diffley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristy Diffley's NPI active?
- Yes — Kristy Diffley's NPI (1154828150) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.