Mark Joseph Krzyston, M.D.
Cardiovascular Disease Physician · Orangeburg, SC
Mark Joseph Krzyston, M.D. is a cardiovascular disease physician with a practice address in Orangeburg, South Carolina, and NPI 1508923194, issued on Jan 2, 2007. Check the license (South Carolina SC12677, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Mark Joseph Krzyston
- Credential
- M.D.
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- SC12677 SC
Self-reported in NPPES; status is on the state search - Practice location
- 1175 Cook RD, Orangeburg, SC 29118
- Phone
- (803) 534-8723
- Enumerated
- Jan 2, 2007
- Record last updated
- Jan 12, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (803) 536-0030
- Medicaid ID
- PA4003 SC
- Medicare enrollment
- Enrolled (PECOS I20120419000464); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 300 in South Carolina → Look up another NPI →
Also registered at 1175 Cook RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Julius Babb, MDPhlebology Physician1982680336
- Jerrold Buckaloo, MDOrthopaedic Hand Surgery Physician1558466516
- Gwendolyn Cashwell, NPFamily Nurse Practitioner1720112618
- Jerome Degen, MDObstetrics & Gynecology Physician1669654448
- David Gillespie, MDObstetrics & Gynecology Physician1952336406
- Lisa Gordon, FNPFamily Nurse Practitioner1497187744
Verify Mark Joseph Krzyston in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license SC12677Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average cardiovascular disease physician in 2024
6,261 Medicare Part D claims for 771 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Eliquis590 claims
- Amlodipine Besylate527 claims
- Metoprolol Succinate426 claims
- Carvedilol307 claims
- Entresto301 claims
- Rosuvastatin Calcium286 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.
Bills Medicare through one group practice
- Musc Community PhysiciansOrangeburg, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Joseph Krzyston among 300 cardiovascular disease physician records in South Carolina
Mark Joseph Krzyston, M.D. is one of 300 cardiovascular disease physician records with a practice address in South Carolina. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 64% of them.
- NPI issued2007 · 64% of these records are older, 30% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1977 · median 1998 among the 208 with a school on file
- Record last updated2015 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in South Carolina
There are 300 cardiovascular disease physician records in South Carolina.
All 300 in South Carolina → Every provider in Orangeburg → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- George Castro, MDOrangeburg, SC 291181093721334
- John Hutto, MDOrangeburg, SC 291181154496560
- Samuel King, MDOrangeburg, SC 291181295800613
- James Wells, MDOrangeburg, SC 291151316012735
- John Rozich, MDManning, SC 291021063473684
- Ramon Sy, MDManning, SC 291021457319535
- Jaideep Debsikdar, M.D.Sumter, SC 291501558308452
- William Epps Jr., MDSumter, SC 291501912948498
Common questions
What is Mark Joseph Krzyston, M.D.'s NPI number?
Mark Joseph Krzyston, M.D.'s National Provider Identifier (NPI) is 1508923194, issued on Jan 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark Joseph Krzyston, M.D. located?
The NPPES record lists a practice address at 1175 Cook RD, Orangeburg, SC, 29118. Phone: (803) 534-8723. Providers update this record themselves, so call before visiting.
How can I verify Mark Joseph Krzyston, M.D.'s license?
NPPES lists South Carolina license number SC12677, 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 Mark Joseph Krzyston, M.D. prescribe under Medicare Part D?
In 2024, Mark Joseph Krzyston, M.D. had 6,261 Medicare Part D claims for 771 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.