Registry data as of Aug 27, 2026

Corwin Demattos

Family Nurse Practitioner · Grayson, GA

Corwin Demattos is a family nurse practitioner with a practice address in Grayson, Georgia, and NPI 1720617756, issued on Apr 2, 2020. Check the license (Georgia 189365, as entered in NPPES) with the Georgia board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1720617756
Name
Corwin Demattos
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
189365 GA
Self-reported in NPPES; status is on the state search
Practice location
1637 Atlanta Hwy Suite A, Grayson, GA 30017
Phone
(678) 344-8268
Enumerated
Apr 2, 2020
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 Corwin Demattos in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Georgia board licenses this profession
    Search for license 189365
    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
Find the Georgia 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.

One hospital or facility affiliation

  1. North Atlanta Professional Services LLCLawrenceville, GA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

11 family nurse practitioner records list a Grayson practice address

They are 11 of the 159 NPPES records with a Grayson practice address, and 8,120 family nurse practitioner records in Georgia.

Other family nurse practitioner records in Georgia

  1. Diana Ababio, NPDecatur, GA1760243364
  2. Ugomma Abanukam, DNP, FNPAtlanta, GA1609580471
  3. Adefunke Abatan, NPHampton, GA1164247011
  4. Johnna Abbasi, FNPCedartown, GA1508331505
  5. Lisa Abbott, NPMarietta, GA1982217402
  6. Mary Abdul, RN-BC, MSN, FNP-BCLithia Springs, GA1780112789
  7. Nadirah Abdul-Mateen, NPAtlanta, GA1932806072
  8. Kari Abernathy, NPEllijay, GA1336438266
  9. Taylor Abernathy, CFNPMacon, GA1942618780
  10. Marijane Abeyta, NPKennesaw, GA1548840770

Common questions

What is Corwin Demattos's NPI number?

Corwin Demattos's National Provider Identifier (NPI) is 1720617756, issued on Apr 2, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Corwin Demattos located?

The NPPES record lists a practice address at 1637 Atlanta Hwy Suite A, Grayson, GA, 30017. Phone: (678) 344-8268. Providers update this record themselves, so call before visiting.

How can I verify Corwin Demattos's license?

NPPES lists Georgia license number 189365, as entered by the provider. Search the Georgia board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.