Charles Stephen Holladay, MD
Hematology & Oncology Physician · North Charleston, SC
Charles Stephen Holladay, MD is a hematology & oncology physician with a practice address in North Charleston, South Carolina, and NPI 1215929542, issued on Aug 23, 2005. Check the license (South Carolina 18607, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Charles Stephen Holladay
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 18607 SC
Self-reported in NPPES; status is on the state search - Practice location
- 2910 Tricom St, North Charleston, SC 29406
- Phone
- (843) 572-9211
- Enumerated
- Aug 23, 2005
- Record last updated
- Sep 30, 2025
- Fax
- (843) 572-0457
- Medicaid ID
- 186079 SC
- Medicare enrollment
- Enrolled (PECOS I20080512000408); accepts Medicare assignment
- Medical or professional school
- Medical University Of South Carolina College Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 181 in South Carolina → Look up another NPI →
Also registered at 2910 Tricom St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gina Fishburne, P.A.Physician Assistant1497715742
- Charles Graham, MDHematology & Oncology Physician1043213960
- Ashley Jeter, M.D.Hematology & Oncology Physician1053518555
- Douglas Michaelsen, MDHematology & Oncology Physician1932191269
- Lydia Romeo, PA-CPhysician Assistant1285498808
- Julia Saylors, M.D.Hematology & Oncology Physician1700998317
Verify Charles Stephen Holladay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 18607Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,289 Medicare Part D claims for 207 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims. 183 claims were for opioids.
Most prescribed
- Xtandi70 claims
- Imbruvica61 claims
- Oxycodone Hcl61 claims
- Hydrocodone-Acetaminophen57 claims
- Anastrozole55 claims
- Eliquis51 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.
The MIPS final score for 2023 (Medicare payment program): 86 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,035.94
89 payments; by number, the most common kind was food and beverage; the largest payer was Celgene Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 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
- Bon Secours St Francis Xavier Hospital IncN Charleston, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Charles Stephen Holladay among 181 hematology & oncology physician records in South Carolina
Charles Stephen Holladay, MD is one of 181 hematology & oncology physician records with a practice address in South Carolina. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 79% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1995 · median 2006 among the 139 with a school on file
- Record last updated2025 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in South Carolina
There are 181 hematology & oncology physician records in South Carolina.
All 181 in South Carolina → Every provider in North Charleston → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Matthew Beldner, M.D.North Charleston, SC 294061760570675
- Yanis Bellil, MDNorth Charleston, SC 294061164566550
- Margaret Brady, M.D.North Charleston, SC 294061356721096
- Mark Burbridge, DONorth Charleston, SC 294061477749208
- Charles Graham, MDNorth Charleston, SC 294061043213960
- Ashley Jeter, M.D.North Charleston, SC 294061053518555
- Ryan Kalinsky, M.D.North Charleston, SC 294061477727139
- Hamza Khan, MDCharleston, SC 294061598323495
Common questions
What is Charles Stephen Holladay, MD's NPI number?
Charles Stephen Holladay, MD's National Provider Identifier (NPI) is 1215929542, issued on Aug 23, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Charles Stephen Holladay, MD located?
The NPPES record lists a practice address at 2910 Tricom St, North Charleston, SC, 29406. Phone: (843) 572-9211. Providers update this record themselves, so call before visiting.
How can I verify Charles Stephen Holladay, MD's license?
NPPES lists South Carolina license number 18607, 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 Charles Stephen Holladay, MD prescribe under Medicare Part D?
In 2024, Charles Stephen Holladay, MD had 1,289 Medicare Part D claims for 207 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Charles Stephen Holladay, MD's MIPS final score?
The 2023 MIPS final score is 86 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.