Gregory Ryan Culpepper, MD
Internal Medicine Physician · Pascagoula, MS
Gregory Ryan Culpepper, MD is an internal medicine physician with a practice address in Pascagoula, Mississippi, and NPI 1598077059, issued on Jul 12, 2010. Check the license (Mississippi 23214, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Gregory Ryan Culpepper
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 23214 MS
MD.31819 AL
Self-reported in NPPES; status is on the state search - Practice location
- 2809 Denny Ave, Pascagoula, MS 39581
- Phone
- (228) 809-5510
- Enumerated
- Jul 12, 2010
- Record last updated
- May 2, 2022
- Fax
- (228) 809-5519
- Medicare enrollment
- Enrolled (PECOS I20140627001442); accepts Medicare assignment
- Medical or professional school
- University Of South Alabama College Of Medicine, 2014
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 972 in Mississippi → Look up another NPI →
Also registered at 2809 Denny Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephanie AdamsAcute Care Nurse Practitioner1437805538
- Dustin AllenInternal Medicine Physician1154531234
- Tricia Aultman, M.D.Internal Medicine Physician1346322880
- Micah Bahr, M.D.Anesthesiology Physician1497843064
- John Banahan, MDDiagnostic Radiology Physician1720379720
- Andrew Barfield, MDPediatrics Physician1750793253
Verify Gregory Ryan Culpepper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 23214Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average internal medicine physician in 2024
219 Medicare Part D claims for 91 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 20 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen12 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: $277.08
11 payments; by number, the most common kind was food and beverage; the largest payer was Lexicon Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
One hospital affiliation
- Singing River Health SystemPascagoula, MS · Acute Care Hospitals1 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Gregory Ryan Culpepper among 972 internal medicine physician records in Mississippi
Gregory Ryan Culpepper, MD is one of 972 internal medicine physician records with a practice address in Mississippi. 82% 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 47% of them.
- NPI issued2010 · 47% of these records are older, 51% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2014 · median 2008 among the 585 with a school on file
- Record last updated2022 · 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 207R00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 internal medicine physician records list a practice address in Pascagoula
They are 18 of the 459 NPPES records with a practice address in Pascagoula, and 972 internal medicine physician records in Mississippi.
All 972 in Mississippi → Every provider in Pascagoula → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Dustin AllenPascagoula, MS 395811154531234
- Tricia Aultman, M.D.Pascagoula, MS 395811346322880
- Joshua Coker, M.D.Pascagoula, MS 395811457795684
- Jason Fontan, M.D.Pascagoula, MS 395811124170451
- Charles Frye, M.D.Pascagoula, MS 395811740331099
- James Harwell, MDPascagoula, MS 395811053345157
- Clinton Hull, D.O.Pascagoula, MS 395811437232717
- Suzanne Iodice, M.D.Pascagoula, MS 395811013069020
Common questions
What is Gregory Ryan Culpepper, MD's NPI number?
Gregory Ryan Culpepper, MD's National Provider Identifier (NPI) is 1598077059, issued on Jul 12, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Ryan Culpepper, MD located?
The NPPES record lists a practice address at 2809 Denny Ave, Pascagoula, MS, 39581. Phone: (228) 809-5510. Providers update this record themselves, so call before visiting.
How can I verify Gregory Ryan Culpepper, MD's license?
NPPES lists Mississippi license number 23214, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory Ryan Culpepper, MD prescribe under Medicare Part D?
In 2024, Gregory Ryan Culpepper, MD had 219 Medicare Part D claims for 91 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.