Crystal Humbert, APRN
NPI 1740952225 · Nurse Practitioner · Greenville, SC
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Crystal Humbert, APRN is a Nurse Practitioner provider in Greenville, SC (NPI 1740952225).
Provider details
- NPI number
- 1740952225
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 25458 (SC)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
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 · 132 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 364 | 53 |
| Gabapentin | 285 | 38 |
| Amlodipine Besylate | 256 | 42 |
| Pantoprazole Sodium | 216 | 29 |
| Levothyroxine Sodium | 179 | 25 |
| Trazodone Hcl | 171 | 26 |
| Escitalopram Oxalate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$14 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
- 2021-10-02
- Last updated
- 2026-03-10
- Certified
- 2026-03-10
Frequently asked questions
- What is Crystal Humbert's NPI number?
- Crystal Humbert's National Provider Identifier (NPI) is 1740952225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Humbert's specialty?
- Crystal Humbert is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Crystal Humbert located?
- Crystal Humbert's practice location on file with NPPES is 3 Saint Francis Dr Ste 300, Greenville, SC 29601-3972.
- What is Crystal Humbert's phone number?
- The practice phone number listed in the NPPES registry for Crystal Humbert is (864) 233-8063.
- Does Crystal Humbert accept Medicare?
- Crystal Humbert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Crystal Humbert's NPI active?
- Yes — Crystal Humbert's NPI (1740952225) is active in the NPPES registry as of the last update on 2026-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.