NPPES file of Aug 9, 2026

Gregg R. Mattison, M.D.

Diagnostic Radiology Physician · Fort Wayne, IN

Gregg R. Mattison, M.D. is a diagnostic radiology physician with a practice address in Fort Wayne, Indiana, and NPI 1023062130, issued on May 22, 2006. Check the license (Indiana 35188, as entered in NPPES) on the Medical Licensing Board of Indiana; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1023062130
Name
Gregg R. Mattison
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
35188 IN
Self-reported in NPPES; status is on the state search
Practice location
3707 New Vision Drive, Fort Wayne, IN 46895
Phone
(260) 471-9466
Enumerated
May 22, 2006
Record last updated
Jul 13, 2026
Fax
(260) 484-5919
Medicaid IDs
2100630 OH
4074924100 MI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Gregg R. Mattison in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Licensing Board of Indiana
    Search for license 35188
    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 Indiana 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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Diagnostic Radiology Physician providers in Indiana

There are 779 diagnostic radiology physician records in Indiana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other diagnostic radiology physician records in Indiana

  1. Vasantha Aaron, MDIndianapolis, IN1033381744
  2. Abdul Aasar, MDIndianapolis, IN1447813522
  3. Mohammed Abbas, MDCrown Point, IN1588650386
  4. Abdelrahman Abdalla, MDSalem, IN1477729234
  5. Neal Abdullah, MDBloomington, IN1588629075
  6. Nicholas Abel, MDMishawaka, IN1326278862
  7. Eric Abshire, DOIndianapolis, IN1700454931
  8. Luther Adair, M.D.Fort Wayne, IN1932316429
  9. Atul Agarwal, M.D.Indianapolis, IN1235356072
  10. Sandeep Ahluwalia, MDIndianapolis, IN1780710111

Common questions

What is Gregg R. Mattison, M.D.'s NPI number?

Gregg R. Mattison, M.D.'s National Provider Identifier (NPI) is 1023062130, issued on May 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gregg R. Mattison, M.D. located?

The NPPES record lists a practice address at 3707 New Vision Drive, Fort Wayne, IN, 46895. Phone: (260) 471-9466. Providers update this record themselves, so call before visiting.

How can I verify Gregg R. Mattison, M.D.'s license?

NPPES lists Indiana license number 35188, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.