Whitney S. Graybill, MD
Gynecologic Oncology Physician · Charleston, SC
Whitney S. Graybill, MD is a gynecologic oncology physician with a practice address in Charleston, South Carolina, and NPI 1851550305, issued on Jun 9, 2008. Check the license (South Carolina 32787, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Whitney S. Graybill
- Credential
- MD
- Primary taxonomy
- Gynecologic Oncology Physician 207VX0201X
- License numbers
- 32787 SC
N0477 TX
Self-reported in NPPES; status is on the state search - Practice location
- 171 Ashley Ave, Charleston, SC 29425
- Phone
- (843) 792-1414
- Enumerated
- Jun 9, 2008
- Record last updated
- Jul 27, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20101108000305); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 171 Ashley Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrea Abbott, MDSurgical Oncology Physician1245473354
- Miguel Abboud, MDPediatric Hematology & Oncology Physician1619292851
- Ahmed Abdelkader, MD, PHDNephrology Physician1629743000
- Mohamed Abdelwahab, MDOtolaryngology Physician1528679768
- Anne Abel, MDChild Abuse Pediatrics Physician1043328990
- Christina Abrams, M.D.Pediatric Hematology & Oncology Physician1376920207
Verify Whitney S. Graybill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 32787Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% more Medicare Part D claims than the average gynecologic oncology physician in 2024
324 Medicare Part D claims for 65 beneficiaries, against an average of 195 among the 1,475 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Ondansetron Hcl38 claims
- Dexamethasone27 claims
- Duloxetine Hcl24 claims
- Prochlorperazine Maleate23 claims
- Amlodipine Besylate18 claims
- Eliquis15 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: $4,839.62
11 payments; by number, the most common kind was travel and lodging; the largest payer was AstraZeneca Pharmaceuticals LP. The 1,199 providers of this specialty with any payment received $6,387.20 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.
Bills Medicare through one group practice
- University Medical Associates OF The Medical University OF South CarolCharleston, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gynecologic Oncology Physician providers in South Carolina
There are 20 gynecologic oncology physician records in South Carolina.
Other gynecologic oncology physician records in South Carolina
- Courtney BaileyCharleston, SC1992116834
- Jeffrey Elder, MDGreenville, SC1457569923
- Michelle Ertel, M.D.Greenville, SC1467986240
- Jonathan Foote, M.D.Charleston, SC1477781334
- David Griffin, M.D.Anderson, SC1508823618
- James Hunter, M.D.Spartanburg, SC1437116548
- Thomas Jennings, MDCharleston, SC1316942857
- Ward Katsanis, MDCharleston, SC1659377851
- Nonna Kolomeyevskaya, MDAnderson, SC1962708644
- William Merritt, MDColumbia, SC1609070143
Common questions
What is Whitney S. Graybill, MD's NPI number?
Whitney S. Graybill, MD's National Provider Identifier (NPI) is 1851550305, issued on Jun 9, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Whitney S. Graybill, MD located?
The NPPES record lists a practice address at 171 Ashley Ave, Charleston, SC, 29425. Phone: (843) 792-1414. Providers update this record themselves, so call before visiting.
How can I verify Whitney S. Graybill, MD's license?
NPPES lists South Carolina license number 32787, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Whitney S. Graybill, MD prescribe under Medicare Part D?
In 2024, Whitney S. Graybill, MD had 324 Medicare Part D claims for 65 beneficiaries; the average among gynecologic oncology physician prescribers was 195. 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.