Katheryn Dixon Isham, M.D.
Obstetrics & Gynecology Physician · Greenville, SC
Katheryn Dixon Isham, M.D. is an obstetrics & gynecology physician with a practice address in Greenville, South Carolina, and NPI 1871887877, issued on Jun 7, 2011. Check the license (South Carolina 33613, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Katheryn Dixon Isham
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 33613 SC
Self-reported in NPPES; status is on the state search - Practice location
- 101 Halton Village Cir, Greenville, SC 29607
- Phone
- (864) 455-1600
- Enumerated
- Jun 7, 2011
- Record last updated
- May 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 336130 SC
- Medicare enrollment
- Enrolled (PECOS I20150825005696); accepts Medicare assignment
- Medical or professional school
- Emory University School Of Medicine, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 752 in South Carolina → Look up another NPI →
Also registered at 101 Halton Village Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jonathan Gleason, MDUrogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1780749820
- Dianna Gurich, M.D.Obstetrics & Gynecology Physician1326300211
- Allison Jackson, M.D.Obstetrics & Gynecology Physician1194929588
- Rachael Mazzamurro, MDObstetrics & Gynecology Physician1235692450
Verify Katheryn Dixon Isham in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 33613Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
33% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
219 Medicare Part D claims for 45 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.
Most prescribed
- Estradiol42 claims
- Estradiol (Once Weekly)24 claims
- Estradiol (Twice Weekly)18 claims
- Progesterone18 claims
- Premarin14 claims
- Yuvafem13 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: $34.66
2 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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
- Prisma Health University Medical GroupGreenville, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katheryn Dixon Isham among 752 obstetrics & gynecology physician records in South Carolina
Katheryn Dixon Isham, M.D. is one of 752 obstetrics & gynecology physician records with a practice address in South Carolina. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 62% of them.
- NPI issued2011 · 62% of these records are older, 36% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2011 · median 2006 among the 477 with a school on file
- Record last updated2021 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
152 obstetrics & gynecology physician records list a practice address in Greenville
They are 152 of the 10,264 NPPES records with a practice address in Greenville, and 752 obstetrics & gynecology physician records in South Carolina.
All 752 in South Carolina → Every provider in Greenville → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Stephanie Berlet-DachGreenville, SC 296071376539585
- Djenabra Croskey, MDGreenville, SC 296071417946716
- Glenn FrenchGreenville, SC 296071972599173
- Edward Heidtman, M.DGreenville, SC 296071659472991
- Jason Hood, MDGreenville, SC 296071407880354
- Carrie Klett, MDGreenville, SC 296071588640023
- Todd Lantz, MDGreenville, SC 296071114913324
- Vanessa Mazzoli, M.D.Greenville, SC 296071437250768
Common questions
What is Katheryn Dixon Isham, M.D.'s NPI number?
Katheryn Dixon Isham, M.D.'s National Provider Identifier (NPI) is 1871887877, issued on Jun 7, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Katheryn Dixon Isham, M.D. located?
The NPPES record lists a practice address at 101 Halton Village Cir, Greenville, SC, 29607. Phone: (864) 455-1600. Providers update this record themselves, so call before visiting.
How can I verify Katheryn Dixon Isham, M.D.'s license?
NPPES lists South Carolina license number 33613, 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 Katheryn Dixon Isham, M.D. prescribe under Medicare Part D?
In 2024, Katheryn Dixon Isham, M.D. had 219 Medicare Part D claims for 45 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.