Gregory Ryan Jackson, M.D.
Advanced Heart Failure and Transplant Cardiology Physician · Charleston, SC
Gregory Ryan Jackson, M.D. is an advanced heart failure and transplant cardiology physician with a practice address in Charleston, South Carolina, and NPI 1518284843, issued on Apr 26, 2010. Check the license (South Carolina 36591, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Gregory Ryan Jackson
- Credential
- M.D.
- Primary taxonomy
- Advanced Heart Failure and Transplant Cardiology Physician 207RA0001X
- License number
- 36591 SC
Self-reported in NPPES; status is on the state search - Practice location
- 171 Ashley Ave, Charleston, SC 29425
- Phone
- (843) 792-1414
- Enumerated
- Apr 26, 2010
- Record last updated
- Jun 25, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20140921000000); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 2010
- Entity
- Type 1 · individual
8 nearest advanced heart failure and transplant cardiology physician records → All 31 in South Carolina → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gregory Ryan Jackson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 36591Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average advanced heart failure and transplant cardiology physician in 2024
1,236 Medicare Part D claims for 145 beneficiaries, against an average of 1,965 among the 1,124 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.
Most prescribed
- Entresto161 claims
- Furosemide120 claims
- Spironolactone106 claims
- Carvedilol101 claims
- Metoprolol Succinate101 claims
- Jardiance74 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: $276.64
4 payments; by number, the most common kind was food and beverage; the largest payer was CVRx, Inc. The 1,027 providers of this specialty with any payment received $10,265.85 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).
Gregory Ryan Jackson among 31 advanced heart failure and transplant cardiology physician records in South Carolina
Gregory Ryan Jackson, M.D. is one of 31 advanced heart failure and transplant cardiology physician records with a practice address in South Carolina. 97% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 58% of them.
- NPI issued2010 · 58% of these records are older, 39% newer
- In a Medicare fileYes · 97% of these records are
- In the CMS Doctors and Clinicians fileYes · 87% of these records are
- Graduated2010 · median 2009 among the 27 with a school on file
- Record last updated2018 · 26% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RA0001X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Advanced Heart Failure and Transplant Cardiology Physician providers in South Carolina
There are 31 advanced heart failure and transplant cardiology physician records in South Carolina.
All 31 in South Carolina → Every provider in Charleston → Advanced Heart Failure and Transplant Cardiology Physician nationwide →
The 8 advanced heart failure and transplant cardiology physician records with the nearest ZIP codes
- Michael Craig, MDCharleston, SC 294251073621934
- Thomas Di Salvo, MDCharleston, SC 294251932296050
- Heather Henderson, MDCharleston, SC 294251356480966
- Brian Houston, M.D.Charleston, SC 294251700043882
- Chakradhari Inampudi, M.B.B.SCharleston, SC 294251508093311
- Daniel Judge, M.D.Charleston, SC 294251790726917
- Sheldon Litwin, M.D.Charleston, SC 294251861447989
- Andrew Savage, M.D.Charleston, SC 294251710952015
Common questions
What is Gregory Ryan Jackson, M.D.'s NPI number?
Gregory Ryan Jackson, M.D.'s National Provider Identifier (NPI) is 1518284843, issued on Apr 26, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Ryan Jackson, M.D. 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 Gregory Ryan Jackson, M.D.'s license?
NPPES lists South Carolina license number 36591, 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 Gregory Ryan Jackson, M.D. prescribe under Medicare Part D?
In 2024, Gregory Ryan Jackson, M.D. had 1,236 Medicare Part D claims for 145 beneficiaries; the average among advanced heart failure and transplant cardiology physician prescribers was 1,965. 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.