Crystal Ferguson, FNP-BC
NPI 1528379534 · Family Nurse Practitioner · West Winfield, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Crystal Ferguson, FNP-BC is a Family Nurse Practitioner provider in West Winfield, NY (NPI 1528379534).
Provider details
- NPI number
- 1528379534
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- F336321-1 (NY)
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 tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 82 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 242 | 63 |
| Rosuvastatin Calcium | 211 | 65 |
| Fenofibrate | 179 | 54 |
| Atorvastatin Calcium | 176 | 56 |
| Lisinopril | 141 | 46 |
| Losartan Potassium | 137 | 43 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-24
- Last updated
- 2013-04-22
Frequently asked questions
- What is Crystal Ferguson's NPI number?
- Crystal Ferguson's National Provider Identifier (NPI) is 1528379534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Ferguson's specialty?
- Crystal Ferguson is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Crystal Ferguson located?
- Crystal Ferguson's practice location on file with NPPES is 544 E Main St, West Winfield, NY 13491-2912.
- What is Crystal Ferguson's phone number?
- The practice phone number listed in the NPPES registry for Crystal Ferguson is (315) 822-6348.
- Does Crystal Ferguson accept Medicare?
- Crystal Ferguson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Crystal Ferguson's NPI active?
- Yes — Crystal Ferguson's NPI (1528379534) is active in the NPPES registry as of the last update on 2013-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.