NPPES file of Aug 9, 2026

John Sutter Curtiss

Internal Medicine Physician · Durham, NC

John Sutter Curtiss is an internal medicine physician with a practice address in Durham, North Carolina, and NPI 1023402997, issued on Mar 27, 2015. Check the license (North Carolina 209558, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023402997
Name
John Sutter Curtiss
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
209558 NC
Self-reported in NPPES; status is on the state search
Practice location
3643 N Roxboro St, Durham, NC 27704
Phone
(919) 470-4000
Enumerated
Mar 27, 2015
Record last updated
Jun 9, 2023
Medicare enrollment
Enrolled (PECOS I20180919001117); accepts Medicare assignment
Medical or professional school
University Of North Carolina At Chapel Hill School Of Medicine, 2015
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3643 N Roxboro St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Rami Abdo, MDInternal Medicine Physician1184693160
  2. Madeline Adeniyi, PA-CPhysician Assistant1992311336
  3. Frank AgatucciEmergency Medicine Physician1912971631
  4. Juan Alvarez, MDSurgery Physician1073806683
  5. Michael Amyot, CRNACertified Registered Nurse Anesthetist1972614352
  6. Jennifer Anderson, MSPTPhysical Therapist1942453543

Verify John Sutter Curtiss in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 209558
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the North Carolina license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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93% fewer Medicare Part D claims than the average internal medicine physician in 2024

224 Medicare Part D claims for 66 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. John Curtiss224
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate17 claims
  2. Quetiapine Fumarate15 claims
  3. Famotidine14 claims
  4. Lisinopril14 claims
  5. Propranolol Hcl14 claims
  6. Amoxicillin-Clavulanate Potass13 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

  1. Duke University Health System, IncDurham, NC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

John Sutter Curtiss among 4,056 internal medicine physician records in North Carolina

John Sutter Curtiss 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 2015, is newer than 76% of them.

  • NPI issued2015 · 76% of these records are older, 22% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2015 · median 2004 among the 2,706 with a school on file
  • Record last updated2023 · 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.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Melinda Battaile, M.D.Durham, NC 277041831197094
  2. David Bright, MD, PHARM DDurham, NC 277041003814666
  3. James Brown, MD, MPH, FACPDurham, NC 277041255338489
  4. Amir Darwish, M.D.Durham, NC 277041699767665
  5. Walter Fowler, MD, PHDDurham, NC 277041013913631
  6. Susan Isbey, MDDurham, NC 277041396742730
  7. John Kallianos, MDDurham, NC 277041245231588
  8. Kombiz Klein, DODurham, NC 277041619976297

Common questions

What is John Sutter Curtiss's NPI number?

John Sutter Curtiss's National Provider Identifier (NPI) is 1023402997, issued on Mar 27, 2015. An NPI identifies a provider in billing; it is not a license.

Where is John Sutter Curtiss located?

The NPPES record lists a practice address at 3643 N Roxboro St, Durham, NC, 27704. Phone: (919) 470-4000. Providers update this record themselves, so call before visiting.

How can I verify John Sutter Curtiss's license?

NPPES lists North Carolina license number 209558, 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 Sutter Curtiss prescribe under Medicare Part D?

In 2024, John Sutter Curtiss had 224 Medicare Part D claims for 66 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.