Katherine A. Grigg, DDS
Dentist · Marion, NC
Katherine A. Grigg, DDS is a dentist with a practice address in Marion, North Carolina, and NPI 1720106412, issued on Mar 27, 2007. Check the license (North Carolina 07837, as entered in NPPES) with the North Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine A. Grigg
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 07837 NC
Self-reported in NPPES; status is on the state search - Practice location
- 2218 Rutherford RD Ste A, Marion, NC 28752
- Phone
- (828) 654-2731
- Enumerated
- Mar 27, 2007
- Record last updated
- Nov 16, 2023
- Medicaid ID
- 5900697 NC
- Entity
- Type 1 · individual
8 nearest dentist records → All 2,332 in North Carolina → Look up another NPI →
Also registered at 2218 Rutherford RD Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michelle Kim, D.D.S.Dentist1013251271
Verify Katherine A. Grigg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich North Carolina board licenses this profession
Search for license 07837Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average dentist in 2024
45 Medicare Part D claims for 33 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Penicillin V Potassium26 claims
- Amoxicillin11 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.
Katherine A. Grigg among 2,332 dentist records in North Carolina
Katherine A. Grigg, DDS is one of 2,332 dentist records with a practice address in North Carolina. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 21% of them.
- NPI issued2007 · 21% of these records are older, 67% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2023 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 dentist records list a practice address in Marion
They are 7 of the 314 NPPES records with a practice address in Marion, and 2,332 dentist records in North Carolina.
All 2,332 in North Carolina → Every provider in Marion → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Brandon Blake, D.D.S.Marion, NC 287521417159146
- Anna CaparasoMarion, NC 287521609289495
- Milton Gaskill, DDSMarion, NC 287521518145853
- Gary Grindstaff, D.D.SMarion, NC 287521104835990
- Michelle Kim, D.D.S.Marion, NC 287521013251271
- James Peppers, DDSMarion, NC 287521841345691
- Kenneth Guess, D.D.S.Maggie Valley, NC 287511295981603
- John Ramsbottom, DMDMarshall, NC 287531528283421
Common questions
What is Katherine A. Grigg, DDS's NPI number?
Katherine A. Grigg, DDS's National Provider Identifier (NPI) is 1720106412, issued on Mar 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Katherine A. Grigg, DDS located?
The NPPES record lists a practice address at 2218 Rutherford RD Ste A, Marion, NC, 28752. Phone: (828) 654-2731. Providers update this record themselves, so call before visiting.
How can I verify Katherine A. Grigg, DDS's license?
NPPES lists North Carolina license number 07837, as entered by the provider. Search the North Carolina board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine A. Grigg, DDS prescribe under Medicare Part D?
In 2024, Katherine A. Grigg, DDS had 45 Medicare Part D claims for 33 beneficiaries; the average among dentist prescribers was 86. 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.