John Patrick Hemming, M.D.
Internal Medicine Physician · Durham, NC
John Patrick Hemming, M.D. is an internal medicine physician with a practice address in Durham, North Carolina, and NPI 1649412016, issued on Apr 1, 2009. Check the license on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- John Patrick Hemming
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D73771 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4220 N Roxboro St, Durham, NC 27704
- Phone
- (919) 471-8344
- Enumerated
- Apr 1, 2009
- Record last updated
- Oct 28, 2024
- Fax
- (919) 477-3110
- Medicaid ID
- 056120700 MD
- Medicare enrollment
- Enrolled (PECOS I20151012000711); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,056 in North Carolina → Look up another NPI →
Also registered at 4220 N Roxboro St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Patrick Hemming in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average internal medicine physician in 2024
3,765 Medicare Part D claims for 302 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 85 claims were for opioids.
Most prescribed
- Atorvastatin Calcium299 claims
- Amlodipine Besylate249 claims
- Lisinopril187 claims
- Gabapentin115 claims
- Losartan Potassium98 claims
- Omeprazole93 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
- Duke Health Integrated Practice IncDurham, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Patrick Hemming among 4,056 internal medicine physician records in North Carolina
John Patrick Hemming, M.D. is one of 4,056 internal medicine physician records with a practice address in North Carolina. 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 2009, is newer than 61% of them.
- NPI issued2009 · 61% of these records are older, 36% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2009 · median 2004 among the 2,706 with a school on file
- Record last updated2024 · 48% 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 North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
380 internal medicine physician records list a practice address in Durham
They are 380 of the 13,451 NPPES records with a practice address in Durham, and 4,056 internal medicine physician records in North Carolina.
All 4,056 in North Carolina → Every provider in Durham → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Melinda Battaile, M.D.Durham, NC 277041831197094
- David Bright, MD, PHARM DDurham, NC 277041003814666
- James Brown, MD, MPH, FACPDurham, NC 277041255338489
- Amir Darwish, M.D.Durham, NC 277041699767665
- Walter Fowler, MD, PHDDurham, NC 277041013913631
- Susan Isbey, MDDurham, NC 277041396742730
- John Kallianos, MDDurham, NC 277041245231588
- Kombiz Klein, DODurham, NC 277041619976297
Common questions
What is John Patrick Hemming, M.D.'s NPI number?
John Patrick Hemming, M.D.'s National Provider Identifier (NPI) is 1649412016, issued on Apr 1, 2009. An NPI identifies a provider in billing; it is not a license.
Where is John Patrick Hemming, M.D. located?
The NPPES record lists a practice address at 4220 N Roxboro St, Durham, NC, 27704. Phone: (919) 471-8344. Providers update this record themselves, so call before visiting.
How can I verify John Patrick Hemming, M.D.'s license?
Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Patrick Hemming, M.D. prescribe under Medicare Part D?
In 2024, John Patrick Hemming, M.D. had 3,765 Medicare Part D claims for 302 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.