Crystal Michelle Humbert, APRN
Nurse Practitioner · Greenville, SC
Crystal Michelle Humbert, APRN is a nurse practitioner with a practice address in Greenville, South Carolina, and NPI 1740952225, issued on Oct 2, 2021. Check the license (South Carolina 25458, as entered in NPPES) with the South Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Crystal Michelle Humbert
- Credential
- APRN
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 25458 SC
Self-reported in NPPES; status is on the state search - Practice location
- 3 Saint Francis Dr Ste 300, Greenville, SC 29601
- Phone
- (864) 233-8063
- Enumerated
- Oct 2, 2021
- Record last updated
- Mar 10, 2026
- Medicare enrollment
- Enrolled (PECOS I20260210000214); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,263 in South Carolina → Look up another NPI →
Also registered at 3 Saint Francis Dr Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Crystal Michelle Humbert in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
Search for license 25458Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6.3 times the Medicare Part D claims of the average nurse practitioner in 2024
6,941 Medicare Part D claims for 165 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 82 claims were for opioids.
Most prescribed
- Atorvastatin Calcium364 claims
- Gabapentin285 claims
- Amlodipine Besylate256 claims
- Pantoprazole Sodium216 claims
- Levothyroxine Sodium179 claims
- Trazodone Hcl171 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $13.56
1 payment: food and beverage; the largest payer was Abbvie Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Crystal Michelle Humbert among 1,263 nurse practitioner records in South Carolina
Crystal Michelle Humbert, APRN is one of 1,263 nurse practitioner records with a practice address in South Carolina. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 67% of them.
- NPI issued2021 · 67% of these records are older, 27% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2021 · median 2018 among the 791 with a school on file
- Record last updated2026 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nurse Practitioner providers in South Carolina
There are 1,263 nurse practitioner records in South Carolina.
All 1,263 in South Carolina → Every provider in Greenville → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Alexandria Bridges, APRN, FNP-CGreenville, SC 296011326415019
- Jennifer Edwards, NPGreenville, SC 296011972763886
- Tracy Fasolino, NPGreenville, SC 296011427006170
- John Jarboe, ARNPGreenville, SC 296011942251764
- Robert Lauderdale, NP-CGreenville, SC 296011952861536
- Rebecca Lee, FNPGreenville, SC 296011881826709
- Sandra Lowe, MS RN NP CSGreenville, SC 296011427040005
- Dorothy RamseyGreenville, SC 296011679954887
Common questions
What is Crystal Michelle Humbert, APRN's NPI number?
Crystal Michelle Humbert, APRN's National Provider Identifier (NPI) is 1740952225, issued on Oct 2, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Crystal Michelle Humbert, APRN located?
The NPPES record lists a practice address at 3 Saint Francis Dr Ste 300, Greenville, SC, 29601. Phone: (864) 233-8063. Providers update this record themselves, so call before visiting.
How can I verify Crystal Michelle Humbert, APRN's license?
NPPES lists South Carolina license number 25458, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.
How much does Crystal Michelle Humbert, APRN prescribe under Medicare Part D?
In 2024, Crystal Michelle Humbert, APRN had 6,941 Medicare Part D claims for 165 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.