NPPES file of Aug 9, 2026

Gary Matthew Cox, M.D.

Infectious Disease Physician · Durham, NC

Gary Matthew Cox, M.D. is an infectious disease physician with a practice address in Durham, North Carolina, and NPI 1396808168, issued on Dec 19, 2006. Check the license (North Carolina 95-00872, 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
1396808168
Name
Gary Matthew Cox
Credential
M.D.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
95-00872 NC
Self-reported in NPPES; status is on the state search
Practice location
2100 Erwin RD, Durham, NC 27710
Phone
(919) 620-4467
Enumerated
Dec 19, 2006
Record last updated
May 31, 2022
Medicare enrollment
Enrolled (PECOS I20060209000313); accepts Medicare assignment
Medical or professional school
University Of Virginia School Of Medicine, 1989
Telehealth
Offers telehealth (CMS)
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 2100 Erwin RD

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

  1. Deanna Adkins, M.D.Pediatrics Physician1942359955
  2. Nicolas Aeschlimann, M.D.Anesthesiology Physician1003063116
  3. Mary AffrontiNurse Practitioner1437318300
  4. Sana Alkhatib, M.D.Cardiovascular Disease Physician1336223247
  5. Diane AllenSurgery Physician1184708885
  6. James Alspaugh, M.D.Infectious Disease Physician1851440861

Verify Gary Matthew Cox in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 95-00872
    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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9.2 times the Medicare Part D claims of the average infectious disease physician in 2024

6,331 Medicare Part D claims for 197 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims. 470 claims were for opioids.

  1. Gary Cox6,331
  2. Specialty average689

Most prescribed

  1. Biktarvy296 claims
  2. Oxycodone-Acetaminophen292 claims
  3. Tivicay234 claims
  4. Gabapentin202 claims
  5. Atorvastatin Calcium176 claims
  6. Prezcobix169 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 Health Integrated Practice IncDurham, NC

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

Gary Matthew Cox among 287 infectious disease physician records in North Carolina

Gary Matthew Cox, M.D. is one of 287 infectious disease physician records with a practice address in North Carolina. 79% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 55% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated1989 · median 2002 among the 204 with a school on file
  • Record last updated2022 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in North Carolina

There are 287 infectious disease physician records in North Carolina.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Julie Barroso, PH.D., ANPDurham, NC 277101053474825
  2. John BartlettDurham, NC 277101871656645
  3. Vance Fowler, M.D.Durham, NC 277101831252600
  4. Harmony Garges, M.D.Durham, NC 277101821151697
  5. Cristina Gasparetto, M.D.Durham, NC 277101730242504
  6. Edward Hendershot, MDDurham, NC 277101215971742
  7. Rachel Miller, MDDurham, NC 277101720076250
  8. John Perfect, M.D.Durham, NC 277101487717260

Common questions

What is Gary Matthew Cox, M.D.'s NPI number?

Gary Matthew Cox, M.D.'s National Provider Identifier (NPI) is 1396808168, issued on Dec 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gary Matthew Cox, M.D. 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 Gary Matthew Cox, M.D.'s license?

NPPES lists North Carolina license number 95-00872, 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 Gary Matthew Cox, M.D. prescribe under Medicare Part D?

In 2024, Gary Matthew Cox, M.D. had 6,331 Medicare Part D claims for 197 beneficiaries; the average among infectious disease physician prescribers was 689. 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.