John Middleton
Nephrology Physician · Durham, NC
John Middleton is a nephrology physician with a practice address in Durham, North Carolina, and NPI 1033293923, issued on Oct 25, 2006. Check the license (North Carolina 30418, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- John Middleton
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 30418 NC
Self-reported in NPPES; status is on the state search - Practice location
- 2100 Erwin RD, Durham, NC 27710
- Phone
- (919) 620-4467
- Enumerated
- Oct 25, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100419000500); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 403 in North Carolina → Look up another NPI →
Also registered at 2100 Erwin RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Middleton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 30418Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average nephrology physician in 2024
681 Medicare Part D claims for 104 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Jardiance62 claims
- Carvedilol50 claims
- Furosemide49 claims
- Amlodipine Besylate47 claims
- Calcitriol41 claims
- Losartan Potassium39 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: $7,623.91
7 payments; by number, the most common kind was food and beverage; the largest payer was Akebia Therapeutics Inc. The 8,230 providers of this specialty with any payment received $3,091.37 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
- 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 Middleton among 403 nephrology physician records in North Carolina
John Middleton is one of 403 nephrology physician records with a practice address in North 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 2006, is newer than 17% of them.
- NPI issued2006 · 17% of these records are older, 50% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1983 · median 2002 among the 310 with a school on file
- Record last updated2007 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in North Carolina
There are 403 nephrology physician records in North Carolina.
All 403 in North Carolina → Every provider in Durham → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Michael Berkoben, M.D.Durham, NC 277101821171067
- David ButterlyDurham, NC 277101518011832
- Steven Crowley, M.D.Durham, NC 277101639261472
- John Duronville, M.D.Durham, NC 277101063779759
- Matthew Ellis, M.D.Durham, NC 277101316048424
- Irma Husain, M.B.B.S.Durham, NC 277101144676347
- Peter Lavin, M.D.Durham, NC 277101730332644
- John Musgrove, MDDurham, NC 277101215355524
Common questions
What is John Middleton's NPI number?
John Middleton's National Provider Identifier (NPI) is 1033293923, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Middleton located?
The NPPES record lists a practice address at 2100 Erwin RD, Durham, NC, 27710. Phone: (919) 620-4467. Providers update this record themselves, so call before visiting.
How can I verify John Middleton's license?
NPPES lists North Carolina license number 30418, as entered by the provider. 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 Middleton prescribe under Medicare Part D?
In 2024, John Middleton had 681 Medicare Part D claims for 104 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.